Poripurok (“we”, “us”, or “our”) is committed to protecting the privacy of every student who uses our Platform. This Privacy Policy describes how we collect, use, disclose, and protect personal information when you use the Poripurok mobile application and website (collectively, the “Platform”). By accessing or using the Platform, you consent to the collection and use of your information as described in this policy.
পরিপূরক ("আমরা") আমাদের প্ল্যাটফর্ম ব্যবহারকারী প্রতিটি শিক্ষার্থীর গোপনীয়তা সুরক্ষায় প্রতিশ্রুতিবদ্ধ। প্ল্যাটফর্ম ব্যবহার করে আপনি এই নীতিতে সম্মতি দিচ্ছেন।
1. Definitions
For the purposes of this Privacy Policy, the following terms shall have the meanings set out below:
“Personal Information” means any information that can be used to identify you as an individual, including your name, phone number, and usage data.
“Platform” refers to the Poripurok mobile application and the website poripurok.com, collectively.
“Service” means the AI-powered educational doubt-solving and study assistance features available through the Platform.
“Doubt Solver” refers to the AI-powered question-answering feature available within the Platform.
“User” means any person who registers for, accesses, or otherwise uses the Platform.
2. Information We Collect
We collect personal information in the following circumstances.
2.1 Information You Provide Directly
When you register for an account, we collect your full name, mobile phone number, educational institution, class level (HSC, SSC, or University Admission), gender (optional), profile photograph (optional), and password. When you use the Doubt Solver feature, we collect the questions, text, and images you submit, together with any feedback or reactions you provide in response to AI-generated answers.
নিবন্ধনের সময় আমরা আপনার নাম, মোবাইল নম্বর, শিক্ষা প্রতিষ্ঠান, শ্রেণি স্তর এবং পাসওয়ার্ড সংগ্রহ করি। ডাউট সলভার ব্যবহারের সময় আপনার প্রশ্ন ও মতামত সংগ্রহ করা হয়।
2.2 Transaction Information
When you purchase a subscription, we collect payment confirmation details including invoice reference numbers and transaction identifiers. We do not store payment credentials, mobile financial service PINs, or any banking details.
2.3 Technical Information
We automatically collect certain technical information, including device type and operating system version, for the purpose of maintaining service compatibility and resolving technical issues.
We do not collect your bank account numbers, credit or debit card details, or National Identification (NID) numbers. We do not track your location. We do not access your device contacts or microphone without an explicit action on your part.
3. How We Use Your Information
We use the information we collect for the following purposes:
- to create and manage your account, verify your identity, and maintain the security of your session;
- to provide AI-powered responses to your academic questions through the Doubt Solver;
- to send one-time passwords (OTP) and transactional notifications via SMS;
- to manage your subscription, track usage quota, and process subscription renewals;
- to store your conversation history and bookmarked content for your personal reference;
- to improve and develop the Platform through analysis of aggregated, anonymised usage data;
- to communicate with you regarding service updates, changes to this policy, and support requests; and
- to comply with applicable legal and regulatory obligations.
We do not sell your personal information to any third party. We do not use your personal information for interest-based advertising.
আমরা আপনার ব্যক্তিগত তথ্য কোনো তৃতীয় পক্ষের কাছে বিক্রি করি না এবং বিজ্ঞাপন প্রোফাইলিংয়ের জন্য ব্যবহার করি না।
4. AI-Powered Features — Doubt Solver
The Doubt Solver feature processes your questions using third-party artificial intelligence services. When you submit a question, the content of your query — including any images you attach — is transmitted to AI service providers to generate an educational response. Your conversation history is stored on our servers so that you may review and bookmark it at any time. You may delete any conversation directly within the application.
We collect and store chat histories, subject selections, query patterns, ratings, and feedback provided for AI responses for the purpose of improving service quality. We do not use your question content to train AI models without your explicit consent.
You are advised not to include sensitive personal information — such as your National Identification number, financial account details, or passwords — within your Doubt Solver queries.
ডাউট সলভারে জাতীয় পরিচয়পত্র নম্বর, আর্থিক বিবরণ বা পাসওয়ার্ড প্রদান করবেন না। আপনি যেকোনো সময় অ্যাপের মধ্যে থেকে কথোপকথন মুছে দিতে পারবেন।
5. Payment Information
All subscription purchases are processed through bKash Tokenized Checkout on our secure website. We collect payment confirmation details including invoice reference numbers and bKash transaction identifiers (trxID). We do not store your bKash PIN, password, or any mobile financial service credentials.
bKash, as our payment processor, is governed by its own privacy policy and data practices. We are not responsible for the data practices of bKash or any other third-party payment provider.
6. Disclosure of Your Information
We may share your personal information only in the following limited circumstances.
6.1 Service Providers
We share information with third-party service providers who assist us in operating the Platform, including AI model providers for processing your questions, payment processors for subscription transactions, and SMS providers for sending verification codes. These providers are contractually obligated to protect your information and may use it only for the specific services they provide to us.
6.2 Legal Requirements
We may disclose your information if required by law, court order, or governmental authority, or where we reasonably believe disclosure is necessary to protect the rights, property, or safety of Poripurok, our users, or the public.
6.3 Business Transfers
In the event of a merger, acquisition, or sale of assets, your information may be transferred as part of that transaction. We will notify you before your information becomes subject to a different privacy policy.
We do not sell or rent your personal information to third parties, and we do not share your information with advertisers.
7. Data Storage and Security
We implement industry-standard technical and organisational security measures to protect your personal information against unauthorised access, alteration, disclosure, or destruction. These measures include encryption of data in transit and at rest, strict access controls, and regular security monitoring.
Passwords are never stored in plain text. Authentication tokens are encrypted and expire automatically — access tokens after one (1) hour and session refresh tokens after thirty (30) days. All communication between the Platform and our servers is transmitted over HTTPS/TLS.
Whilst we take all reasonable precautions to safeguard your information, no method of internet transmission or electronic storage is completely secure, and we cannot guarantee absolute security. If you believe your account has been compromised, please contact us immediately at privacy@poripurok.com.
আমরা শিল্পমানের নিরাপত্তা ব্যবস্থা প্রয়োগ করি। পাসওয়ার্ড কখনো সাদা টেক্সটে সংরক্ষণ করা হয় না। অ্যাকাউন্ট বিপদে পড়লে তাৎক্ষণিকভাবে আমাদের সাথে যোগাযোগ করুন।
8. Cookies and Local Storage
The Poripurok mobile application does not use browser cookies. It uses secure local device storage to retain your authentication session and application preferences.
Our website, poripurok.com, may use essential cookies for session management. We do not use advertising or third-party tracking cookies on our website.
9. Data Retention
We retain your personal information for as long as your account remains active or as otherwise necessary to provide the Service. Upon a valid request to delete your account, we will delete your personal information within thirty (30) days, except where retention is required for legal, financial, or regulatory compliance purposes.
Payment and transaction records are retained for a period of seven (7) years in accordance with applicable financial regulations. Server log data is retained for ninety (90) days for security and diagnostic purposes. One-time password (OTP) codes expire and are deleted automatically after five (5) minutes.
You may delete individual conversations and bookmarked content at any time directly within the application.
অ্যাকাউন্ট মুছে ফেলার অনুরোধের পর ৩০ দিনের মধ্যে তথ্য মুছে ফেলা হবে, তবে আইনি বাধ্যবাধকতার ক্ষেত্রে তা প্রযোজ্য নয়।
10. Minor Users
The Platform is intended for students preparing for HSC examinations and university admission tests, typically aged fifteen (15) years and above. We do not knowingly collect personal information from children under the age of thirteen (13). If a parent or guardian believes that a child under thirteen has provided us with personal information without consent, they should contact us immediately at privacy@poripurok.com and we will promptly delete such information.
We recommend that parents and guardians of users between the ages of thirteen (13) and eighteen (18) review this Privacy Policy. We do not serve behavioural advertising to any user, including minors.
আমরা ১৩ বছরের কম বয়সী শিশুদের থেকে সচেতনভাবে কোনো তথ্য সংগ্রহ করি না। অভিভাবক অনুরোধ করলে সংশ্লিষ্ট তথ্য তাৎক্ষণিকভাবে মুছে দেওয়া হবে।
11. Your Rights
Subject to applicable law, including the Bangladesh Personal Data Protection Ordinance 2025 and international best practices, you have the following rights with respect to your personal information:
- Right of Access: you may request a copy of the personal information we hold about you;
- Right of Correction: you may request that we correct any inaccurate or incomplete personal information;
- Right of Deletion: you may request deletion of your account and associated personal data, subject to legal retention requirements;
- Right of Portability: you may request an export of your personal data in a machine-readable format;
- Right to Object: you may object to certain types of processing, including analytics; and
- Right to Withdraw Consent: where processing is based on your consent, you may withdraw that consent at any time without affecting the lawfulness of prior processing.
To exercise any of these rights, please contact us at privacy@poripurok.com. We will respond to your request within fourteen (14) working days.
এই অধিকারগুলো প্রয়োগ করতে privacy@poripurok.com-এ ইমেইল করুন। আমরা ১৪ কার্যদিবসের মধ্যে জবাব দেব।
12. Modifications to This Policy
We reserve the right to modify this Privacy Policy at any time. When material changes are made, we will notify you through the application or via SMS at least seven (7) days before the changes take effect. The date of the most recent revision is indicated at the top of this page. Your continued use of the Platform after any modification constitutes your acceptance of the revised policy.
গুরুত্বপূর্ণ পরিবর্তনের ক্ষেত্রে কার্যকর হওয়ার কমপক্ষে ৭ দিন আগে অ্যাপ বা SMS-এর মাধ্যমে আপনাকে জানানো হবে।
13. Disputes and Jurisdiction
Any dispute arising out of or in connection with this Privacy Policy, including any question regarding its existence, validity, or termination, shall be resolved through the following two-step mechanism:
Stage 1 — Mediation.The parties shall first attempt to resolve the dispute through mediation conducted by a mutually agreed neutral third party. The mediator’s decision is non-binding; however, both parties shall make good-faith efforts to abide by it.
Stage 2 — Arbitration. If mediation does not yield a satisfactory resolution within a reasonable time, the dispute shall be referred to binding arbitration. The arbitration panel shall comprise three members — one appointed by each party and a third nominated by mutual consent of the two appointed members. Arbitration shall be conducted at Dhaka, Bangladesh, in the English language, and the arbitral award shall be final and binding on both parties.
If the foregoing mechanisms do not resolve the dispute, it shall be referred to the courts of competent jurisdiction in Dhaka, Bangladesh. This Privacy Policy is governed by the laws of Bangladesh.
যেকোনো বিরোধ প্রথমে মধ্যস্থতার মাধ্যমে নিষ্পত্তির চেষ্টা করা হবে। না হলে ঢাকায় সালিশ এবং প্রয়োজনে বাংলাদেশের আদালতে নিষ্পত্তি হবে।
14. Grievance & Contact
If you have any questions, concerns, or complaints regarding this Privacy Policy or the manner in which we handle your personal information, please contact us through any of the following channels. We accept correspondence in both English and Bengali.