Q. How does the site work?

A. You can browse the site or use our search engine to find your desired products. You can then add them to your shopping bag and click on place order. You let us know your address, select a delivery time – and voila, you are done. A Chaldal representative will then deliver your order right to your home or office.

Q. How can I contact you?

A. You can always call 16710 or mail us at support@kostokomai.com.

Our Story
kostokomai.com is an online shop available in Dhaka, Narayanganj, Chattogram, Jashore, Khulna, Gazipur, Sylhet, and Rajshahi. We believe the time is valuable to our fellow Dhaka residents, and that they should not have to waste hours in traffic, brave harsh weather, and wait in line just to buy necessities like eggs!  This is why we deliver everyday needs to our customers’ door-steps across urban cities. 

kostokomai is a work in progress, and we hope to get better over time. We are firm believers in using technology and education to improve Bangladesh, and we will continue to invest all our effort in pushing the boundaries of technology.
If you have ideas on how we can improve, we would love to hear from you. Please do email us at info@kostokomai.com.

Waseem (Founder & CEO)
Before kostokomai, Waseem worked at Sigfig, a Silicon Valley financial technology startup. At Sigfig, he led the development of a web-based portfolio management software. He designed algorithms to monitor over $100 billion in brokerage assets held by retail investors. He aspires to change the culture in Bangladesh so that people value investment in bold ideas and are more accepting of new technology. Waseem graduated from the Wharton School, the University of Pennsylvania with a degree in Finance and Entrepreneurship.

Zia (Founder & COO)
Zia brings in experience from the field of management and marketing. Prior to kostokomai, he was the Head of Operations at a ready-made garments factory in Bangladesh. He managed over 1000 employees and oversaw all facets of the business including merchandising, production, commercial design, and marketing. Zia has an autistic brother, and he hopes to provide proper care and education to all autistic children. He also believes that a university degree is no measure of a person’s merit.  Zia holds a BBA in Marketing from North South University.

Tejas (Founder & CTO)
Tejas is a full-stack engineer. Prior to kostokomai, he worked at Sigfig where he was in charge of tech infrastructure. His hobby includes research on Lisp machines and how we can develop better software. Tejas has a degree in Computer Science from the National University of Singapore. He invites you to read more about kostokomai Engineering.


We are a team of dedicated people spread across the globe and working round the clock to bring about rapid progress in the Bangladeshi E-commerce ecosystem.

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Mobarok Hossen

Software Engineer

Nice E-commerce

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Mobarok Hossen 2

Software Engineer

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M.sajib

Jr. Software Engineer

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Join kostokomai Family

At kostokomai, you are more than your job title, you are part of one of the fastest growing e-commerce in Bangladesh, a successful, purpose-led business. Work with a team that works to improve the lives of our consumers and the communities around us. If you want to feel proud of what you do, join us.

Explore kostokomai Engineering

Click here to learn more about our engineering team and the work we do behind the scenes.

Job Openings
Being an Eggxecutor
kostokomai promotes female empowerment. They have provided a respectful environment for all female employees.
Sinthia
Product Associate
We support our Shoppers and Customers round the clock until every issue and support call is resolved up until the last order is delivered.
Raisul
Picking
My profession is my passion and I LOVE my profession. kostokomai has given me the opportunity to build my dream career, which will help me to be successful in life.
Faria
Deputy Director
Perks of Being an Eggxecutor
Employee Discount
Enjoy 4% off on all of your orders on kostokomai and other offers
Increments
Hard work always pays off at kostokomai. Get increments as you go along your journey with us
Fun Work Environment
Work hard and have fun on the process. That’s our daily thirve.
Development through experience
Progress your learning on the job, through others and via everyday tasks & projects

Feel free to contact us anytime at 16710


Or if you prefer, you can drop us a note using the form below. You'll always get a response from a real person — with a real name — within 48 hours.

Contact Us

Name
Email Address
Phone Number
Message
Or call us: 16710

When you use our Website, we collect and store your personal information which is provided by you from time to time. Our primary goal in doing so is to provide you a safe, efficient, smooth and customized experience. This allows us to provide services and features that most likely meet your needs, and to customize our website to make your experience safer and easier. More importantly, while doing so, we collect personal information from you that we consider necessary for achieving this purpose. 


Below are some of the ways in which we collect and store your information: 

  • We receive and store any information you enter on our website or give us in any other way. We use the information that you provide for such purposes as responding to your requests, customizing future shopping for you, improving our stores, and communicating with you.
  • We also store certain types of information whenever you interact with us. For example, like many websites, we use "cookies," and we obtain certain types of information when your web browser accesses kostokomai.com or advertisements and other content served by or on behalf of kostokomai.com on other websites.
  • When signing up via Facebook, we collect your Name and Email (provided by Facebook) as part of your kostokomai account Information.
  • To help us make e-mails more useful and interesting, we often receive a confirmation when you open e-mail from kostokomai if your computer supports such capabilities.

Changes To Your Information:

The information you provide us isn’t set in stone. You may review, update, correct or delete the personal information in your profile at any time. 

  • If you would like us to remove your information from our records, please create a request at the Contact Us page. 
  • To Delete your Facebook login, visit the Contact Us page while logged in via Facebook. You should see a "Delete Facebook Login" option to create a request to remove Facebook login from your account.

Information about our customers is an important part of our business, and we are not in the business of selling it to others. 

We release account and other personal information when we believe release is appropriate to comply with the law; enforce or apply our Terms of Use and other agreements; or protect the rights, property, or safety of kostokomai.com, our users, or others. This includes exchanging information with other companies and organizations for fraud protection.

For Chalao Driver app privacy policy, please refer to this document.
1.         Terms of Use 

1.1       Welcome to kostokomai.com. kostokomai Limited (“kostokomai”) provides access to the kostokomai.com website or the mobile application/app or any other media ("Website") to you subject to the terms and conditions (“Terms”) set out on this page. By using the Website, you, a registered or guest user in terms of the eligibility criteria set out herein (“User”) agree to be bound by the Terms. Please read them carefully as your continued usage of the Website, you signify your agreement to be bound by these Terms. If you do not want to be bound by the Terms, you must not subscribe to or use the Website or our services. 

1.2       By impliedly or expressly accepting these Terms, you also accept and agree to be bound by kostokomai Policies (including but not limited to Privacy Policy available at https://kostokomai.com/t/PrivacyInfo) as amended from time to time. 

1.3       In these Terms references to "you", and "User" shall mean the end-user/customer accessing the Website, its contents, and using the Services offered through the Website. References to the “Website”, "kostokomai", “kostokomai.com”, "we", "us", and "our" shall mean the Website and/or kostokomai Limited. 

1.4       The contents set out herein form an electronic record in terms of তথ্য ও যোগাযোগ প্রযুক্তি আইন, ২০০৬ (Information & Communication Technology Act, 2006) and rules there under as applicable and as amended from time to time. As such, this document does not require any physical or digital signatures and forms a valid and binding agreement between the Website and the User. 

1.5       The Website is operated by kostokomai Limited., a company incorporated under the laws of Bangladesh having its registered office at 165 DIT Extension Road, Fakirapool, Dhaka, Bangladesh. All references to the Website in these Terms shall deem to refer to the aforesaid entity in inclusion of the online portal. 

1.6       This Website may also contain links to other websites, which are not operated by kostokomai, and kostokomai has no control over the linked sites and accepts no responsibility for them or for any loss or damage that may arise from your use of them. Your use of the linked sites will be subject to the terms of use and service contained within each such site. 

1.7       We reserve the right to change these Terms at any time. Such changes will be effective when posted on the Website. By continuing to use the Website after we post any such changes, you accept the Terms as modified. 

1.8       These Terms will continue to apply until terminated by either You or kostokomai in accordance with the terms set out below: 

1.9       The agreement with kostokomai can be terminated by (i) not accessing the Website; or (ii) closing Your Account, if such an option has been made available to You. 

1.10    Notwithstanding the foregoing, these provisions set out in these Terms which by their very nature survive are meant to survive termination, shall survive the termination/expiry of this agreement. 


2.        Eligibility
 

2.1       Use of the Website is available only to such persons who can legally contract under the Contract Act, 1872. 

2.2       If you are a minor i.e. under the age of 18 years, you shall not register as a user of kostokomai.com and shall not transact on or use the Website. As a minor, if you wish to use or transact on a website, such use or transaction may be made by your legal guardian or parents on the Website. kostokomai reserves the right to terminate your membership and/or refuse to provide you with access to the website if it is brought to kostokomai’s notice or if it is discovered that you are under the age of 18 years. 

2.3       By accepting the Terms or using or transacting on the Website, the User irrevocably declares and undertakes that he/she is of legal age i.e. 18 years or older, and capable of entering into a binding contract and such usage shall be deemed to form a contract between the Website and such User to the extent permissible under applicable laws. 

2.4      The usage of the Services offered through the Website is only available if the address of the User to which the product(s) is/are to be delivered is within Dhaka City, Bangladesh; kostokomai is serving with 1 Hour Delivery Service, to Uttara, Tongi, Mirpur, Cantonment, Banani, Banani DOHS, Gulshan, Baridhara, Baridhara DOHS, Badda, Mohakhali, Mohakhali DOHS, Khilgaon, Paltan, Motijheel, Banasree, Moghbazar, Mailbag, Razarbag, Kallyanpur, Shyamoli, Paikpara, Pallabi, and Mohammedpur. For the rest of Dhaka city, kostokomai is currently delivering within a 4-7 hours timeframe.  Subject to the above, if the user specifies a convenient time and kostokomai will send the products during that time. 


3.        Communication
 

3.1       When you use kostokomai.com or contact us via phone or email, you consent to receive communication from us. You authorize us to communicate with you by e-mail, SMS, phone call, or by posting notices on the website or by any other mode of communication. For contractual purposes, you consent to receive communications (including transactional, promotional, and/or commercial messages), from us with respect to your use of the website and/or your order placed on the Website.  Additionally, any disclosures posted on the site or sent to you by email fulfill the legal obligation of communication made in writing. 


4.        Your Account and Responsibilities
 


4.1       Any person may access the Website either by registering to the Website or using the Website as a guest. However, a guest user may not have access to all sections of the Website including certain benefits/promotional offers, which shall be reserved only for the purpose of registered Users, and which may change from time to time at the sole discretion of the Website. 

4.2       If you wish to register your account with the Website, you shall be required to create an account by registering with a valid Bangladeshi mobile number and/or with your Facebook account or your email address or by filling in the details prescribed on the Website registration form. You will then receive a password or one-time PIN with which you can log in to the website to place orders. 

4.3       If you use the website, you will be responsible for maintaining the confidentiality of your username and password and you will be responsible for all activities that occur under your username and you will be under the obligation to restrict access to your computer or mobile phone to prevent unauthorized access to your account. You should inform us immediately if you have any reason to believe that your password has become known to anyone else, or if the password is being, or is likely to be, used in an unauthorized manner. You agree that if you provide any information that is untrue, inaccurate, not current, or incomplete or we have reasonable grounds to suspect that such information is untrue, inaccurate, not current or incomplete, or not in accordance with this Terms of Use, we have the right to suspend or terminate your membership on the website. 

4.4       The Website may be inaccessible for such purposes as it may, at its sole discretions deem necessary, including but not limited to regular maintenance. However, under no circumstances will kostokomai be held liable for any losses or claims arising out of such inaccessibility to the Users and the Users expressly waive any claims against kostokomai in this regard 

4.5       kostokomai as a platform does not support or encourage multiple accounts owned by a single user even with different mobile numbers & reserves the right to restrict, deactivate or disable any account that might fall under any sort of abuse of the service.


5.        Charges
 

5.1       Membership on the website is free for users. kostokomai does not charge any fee for browsing and buying on the website. kostokomai reserves the right to change its fee policy from time to time. In particular, kostokomai may at its sole discretion introduce new services and modify some or all of the existing services offered on the website. In such an event, kostokomai reserves the right to introduce fees for the new services offered or amend/introduce fees for existing services, as the case may be. Changes to the fee policy will be posted on the website and such changes will automatically become effective immediately after they are posted on the website. 


6.        Copyright
 

6.1       The material (including the content, and any other content, software, or services) contained on kostokomai.com are the property of kostokomai Limited, its subsidiaries, affiliates, and/or third-party licensors. No material on this site may be copied, reproduced, republished, installed, posted, transmitted, stored, or distributed without written permission from kostokomai Limited. 

6.2       You may not use any “deep-link”, “page-scrape”, “robot”, “spider” or other automatic devices, program, algorithm or methodology, or any similar or equivalent manual process, to access, acquire, copy or monitor any portion of the website or any content, or in any way reproduce or circumvent the navigational structure or presentation of the website or any content, to obtain or attempt to obtain any materials, documents or information through any means not purposely made available through the website. We reserve our right to bar any such activity. 


7.        Cookies
 

7.1       This site uses cookies, which means that you must have cookies enabled on your computer in order for all functionality on this site to work properly. A cookie is a small data file that is written to your hard drive when you visit certain Web sites. Cookie files contain certain information, such as a random number user ID that the site assigns to a visitor to track the pages visited. A cookie cannot read data off your hard disk or read cookie files created by other sites. Cookies, by themselves, cannot be used to find out the identity of any user. 


8.        Promotional Activity 

8.1      To promote its services kostokomai uses various advertisements and commercials which are truthful and are not deceptive or unfair to the best of our knowledge and belief. Every user is under the obligation to go through the relevant information contained on the Website before using the service and it will be assumed that each user is aware of every piece of information provided on the Website. Images of products on the Website are for and by reference only and the actual product may vary from the corresponding image exhibited. The Website disclaims any liabilities arising out of any discrepancies to this end to the fullest extent permitted by law. 

8.2     Any short-term or long-term promotional activity or offer(s) are by default valid for a single order within the offered time frame under any specific account on kostokomai.com. Any repetitive or suspicious or abusive practice during any offer or promotion might result from a canceled order & kostokomai reserves the right to do so to protect the rights & benefits of other users. An account that tends to abuse any offer by any means on the platform can also get terminated to maintain hygiene factors on the platform. The automated abuse detection technology that kostokomai has can be also enforced at any time without any sort of prior notice.

8.3    Discount code(s) offered to any/all segment of the customer(s) through different marketing channels might get disabled or extended by the authority at any time without any prior notice. The modality can also be changed to accommodate with price changes or fluctuation & intense uses of the same by the user base to protect against any sort of abuse or suspective uses.


9.        The Contract
 


9.1      Your order is an offer to us to buy the product(s) in your order. When you place an order to purchase a product from us, you will receive an e-mail and/or SMS to your mobile phone number confirming receipt of your order and/or containing the details of your order (the "Order Confirmation E-mail and/or SMS"). The Order Confirmation E-mail and/or SMS is an acknowledgment that we have received your order, but does not confirm acceptance of your offer to buy the product(s) ordered; when we send the Order Confirmation E-mail and/or SMS a contract called an “agreement to sell” is concluded in accordance with Section 4(3) of the Sale of Goods Act, 1930 i.e. the transfer of the property in the goods is to take place at a future time when the product(s) is/are delivered to your designated address. We only accept your offer, and the above “agreement to sell” becomes a contract of sale for the product(s) ordered by you in accordance with Section 4(4) of the Sale of Goods Act, 1930, when the product(s) is/are delivered to your designated address and at that time the property in the goods is transferred from us to you. 

9.2   You can cancel your order for a product at no cost any time before the goods are delivered to you. 

9.3   Please note that we sell products only in quantities that correspond to the typical needs of an average household. This applies both to the number of products ordered within a single order and the placing of several orders for the same product where the individual orders comprise a quantity typical for a normal household. 


10.       Product Descriptions
 

10.1      kostokomai attempts to be as accurate as possible. kostokomai does not manufacture or produce any product by itself. Therefore, kostokomai does not warrant those product descriptions or other content of any kostokomai product is accurate, complete, reliable, current, or error-free. If a product offered by kostokomai itself is not as described, your sole remedy is to return it in unused condition. 
 

11.       Pricing
 

11.1      Except where noted otherwise, the list price or suggested price displayed for products on kostokomai represents the full retail price listed on the product itself, suggested by the manufacturer or supplier, or estimated in accordance with standard industry practice; or the estimated retail value for a comparably featured item offered elsewhere. The list price or suggested price is a comparative price estimate and may or may not represent the prevailing price in every area on any particular day. 

11.2      Despite our best efforts, a small number of the items in our catalog may be mispriced. If the MRP of an item sold by kostokomai is higher than our stated price, we will, at our discretion, either contact you for instructions before shipping or cancel your order and notify you of such cancellation. And if the stated price on the product is lower than kostokomai, we will, either refund the amount or replace the product according to your preference, when acknowledged. 


12.       Return Policy
 

12.1     A user may return any product during the time of delivery, or within 7 days if: 

a)        Product does not meet the user’s expectations. 

b)        Found damaged during delivery 

c)        Have doubt about the product quality and quantity 

d)        Received in an unhealthy/ unexpected condition 

e)        Is not satisfied with the packaging 

f)         Finds product unusable 
           
           For perishable products such as milk, fruits, and fresh vegetables, we have a one (1) day return policy.


           We are continuously monitoring accounts of customers with excessive requests for returns and refunds. We take the necessary steps to prevent this. 


12.2    A user may return any unopened or defective up to 10% and less, item within 7 days of receiving the item. But following products may not be eligible for return or replacement: 


a)       Face Mask, Disposable Vinyl Gloves, Alcohol Pads, and Covid Testing Kits opened or unopened

b)      Damages due to misuse of the product 

c)       Incidental damage due to malfunctioning product 

d)       Any consumable item which has been used/installed 

e)       Products with tampered or missing serial/UPC numbers 

f)        Any damage/defect which is not covered under the manufacturer's warranty 

g)       Any product that is returned without all original packaging and accessories, including the box, manufacturer's packaging if any, and all other items originally included with the product/s                delivered. 

 

13.       Refund Policy

13.1     kostokomai tries its best to serve the users. But if under any circumstances, we fail to fulfill our commitment or to provide the service, we will notify you within 24 hours via phone/ text/ email.              If the service, that kostokomai fails to complete, requires any refund, it is done maximum within 7 Days after our acknowledgment.

13.2     Refund requests will be processed under mentioned situation:

- Unable to serve with any product.

- Customer returns any product from a paid order.

- Customer cancels a paid order before it has been dispatched.

For all the above three scenarios, the refund amount will be sent to the kostokomai Balance of the customer. And the balance can only be used to purchase at kostokomai. Upon the customer's request, kostokomai will transfer the refund amount to the user's original payment source within 7 days. Refund is only allowed for customers who have paid via bKash or card or other electronic methods. For the orders that are paid via Cash, a refund is only to be given through kostokomai Credits. 

 

14.       Supply Policy:
 


14.1     kostokomai, itself does not produce or manufacture any product, therefore kostokomai tries to control the quality, but does not give quality assurance for any. We believe the manufacturer/            vendor/ supplier is fully capable of assuring the quality of every product. 

14.2      If any user, at the time of receiving the order delivery, finds any product injurious to health/ life/ security, we will take full liability and will accept the return of that product. If the user faces any threat after 12 hours of the provided delivery, we will consider it as lacking quality assurance from the manufacturers or suppliers. 

14.3      All products displayed on the website are subject to change and are subject to availability. 

 

15.       Modifications
 


15.1      kostokomai reserves the right to modify these Terms and Conditions. Such modifications shall be effective immediately upon posting on kostokomai.com. You are responsible for the reviewing such modifications. Your continued access or use of kostokomai.com shall be deemed your acceptance of the modified terms and conditions. 


16.       kostokomai Software Terms 


16.1      Use of the kostokomai Software/Application/App: You may use kostokomai Software/ Application/ App solely for purposes of enabling you to use and enjoy the services as provided by kostokomai,    and as permitted by these Terms. You may not incorporate any portion of the kostokomai Software / Application/ App into your own programs or compile any portion of it in combination with your own programs, transfer it for use with another service, or sell, rent, lease, lend, loan, distribute or sub-license the kostokomai Software / Application/ App or otherwise assign any rights to the kostokomai Software / Application/ App in whole or in part. You may not use the kostokomai Software / Application/ App for any illegal purpose. We may cease providing any kostokomai Software / Application/ App and we may terminate your right to use any kostokomai Software / Application/ App at any time. Your rights to use the kostokomai Software / Application/ App will automatically terminate without notice from us if you fail to comply with any of these Terms. All software used in any kostokomai Service is the property of kostokomai and/or its affiliates or its software suppliers and protected by the laws of Bangladesh including but not limited to any other applicable copyright laws. 

16.2      Use of Third Party Services: When you use the kostokomai Software / Application/ App, you may also be using the services of one or more third parties, such as a wireless carrier or a mobile platform provider. Your use of these third-party services may be subject to the separate policies, terms of use, and fees of those third parties. 

16.3      No Reverse Engineering: You may not, and you will not encourage, assist or authorize any other person to copy, modify, reverse engineer, decompile or disassemble, or otherwise tamper with, the kostokomai Software / Application/ App, whether in whole or in part or create any derivative works from or of the kostokomai Software / Application/ App. 

16.4      Updates: In order to keep the kostokomai Software / Application/ App up-to-date, we may offer automatic or manual updates at any time and without notice to you.


17.       Deleting your kostokomai Account


17.1      Customers may terminate their use of kostokomai by deleting the account from the kostokomai App from their used device at all times.

17.2      Your kostokomai account may only be deleted if any of the following conditions are fulfilled and if you have reached a consensus with kostokomai in respect of:

a)       No overdue payments, pending payments, or remaining balance.

b)       No ongoing orders

17.3       kostokomai reserves the right to suspend Customer’s membership or remove Customer permanently in cases where any violation of the Terms, applicable laws or good faith/moral rules by Customer is determined.

17.4       kostokomai has set up a 30 days retention period for account closure in accordance with industry standards, relevant laws, and regulations. kostokomai reserves the right to hold customers' data during this retention period. After the retention period, customers will not be able to reactivate their old accounts or retrieve their old data.

17.5       When the account deletion procedure is completed (i.e.the retention period ends) all related contractual relationships between the Customer and kostokomai will be terminated. The consequences of account deletion include but are not limited to the following:

a)      The Customer will not be able to use this account to log in to kostokomai website or app.

b)      The Customer will not be able to perform any operations that require account access.

c)       The Customer will not be able to retrieve the personal information, transaction records and historical information under the account.

17.6       kostokomai will delete your data and immediately stop collecting, storing, and using your personal information and other data, except as otherwise required by applicable laws and regulations or industry standards. For example, kostokomai will retain corresponding invoice data for tax compliance purposes, and keep the transaction information between you and kostokomai to comply with relevant e-commerce laws.