Last updated: [16 December 2025]
Pi Lens ("Pi Lens", "we", "our", "us") respects your privacy and is committed to protecting the information of users ("you", "your"). This Privacy Policy explains how information is collected, used, stored, and protected when you use the Pi Lens mobile application, website, and browser extension (collectively, the "Platform").
By using Pi Lens, you agree to the practices described in this Privacy Policy.
Personal Data means any information that can be used to identify an individual directly or indirectly, such as phone number or IP address.
Personal Data does not include anonymized, aggregated, or non-identifiable usage data.
We may collect the following information when you use Pi Lens:
Pi Lens does not collect screenshots, images, videos, camera input, or microphone input.
We may collect limited technical and usage-related information, including:
This information is used solely to improve stability, performance, security, and user experience.
When Pi Lens is used alongside YouTube videos, we may process limited contextual information such as:
To enable certain contextual learning features, Pi Lens may access limited notification-based metadata generated by supported media apps (such as playback state or timestamp signals).
Pi Lens:
Depending on the features you use, Pi Lens may request:
As part of normal internet communication, Pi Lens may receive technical metadata such as IP address, which is not stored and used only for network communication and security purposes.
Pi Lens does not access personal messages, calls, or unrelated notifications.
You may revoke any permission at any time through your device or browser settings.
We use collected information to:
These learning features are generated based on the video content selected by the user and do not require or depend on the user's personal information.
Personal information such as phone number is used only for authentication, account management, and service access.
Some Pi Lens features may use AI-based systems to assist learning:
On the website or browser extension, Pi Lens may use cookies or local storage to:
You can control cookies and local storage through your browser settings.
We do not sell your personal information.
We may share limited information only with:
All service providers are bound by confidentiality and data protection obligations.
You may delete your Pi Lens account and associated personal data at any time:
Account deletion requests are processed after verification and completed within a reasonable timeframe, unless retention is required by law.
Upon deletion, your personal information will be permanently removed or anonymized, except where retention is required for legal, regulatory, or security purposes.
We implement reasonable technical and organizational safeguards to protect your information, including secure infrastructure and access controls.
However, no system can guarantee absolute security.
Pi Lens is currently free to use. Certain features may be offered on a paid basis in the future. If so, this Privacy Policy will be updated to reflect any additional data handling required for payments or billing.
Pi Lens may be used by students under the age of 18.
Use of the Platform implies that parents or legal guardians have provided consent where required by applicable law.
Pi Lens may interact with third-party platforms such as YouTube.
We are not responsible for the privacy practices of such platforms, and users are encouraged to review their policies separately.
We may update this Privacy Policy periodically. Continued use of Pi Lens after changes indicates acceptance of the updated policy.
If you have any questions about this Privacy Policy, you may contact us at: