Privacy Policy
Last updated: March 2026
Booklet is an audiobook app that converts ebooks to spoken audio using text-to-speech on your device. This policy explains how we handle your information.
What We Don't Collect
We do not collect your books, reading content, account information, voice, or listening habits. The app works without login or registration.
What Stays on Your Device
All of the following stay only on your device:
- Imported books (EPUB, PDF, TXT, ZIP, Kindle)
- App settings (language, voice, speed, pitch, volume)
- Listening progress and usage time
- Optional TTS voice models you choose to download
Third-Party Services
We may use:
- Apple — System TTS and in-app purchase (StoreKit). Apple processes payments; we do not receive your payment details.
- Firebase — Remote Config for app updates and TTS model URLs. No personal data or your content is included.
We do not share your books or identifiable data with these services.
Changes
We may update this policy. Changes will be reflected by the "Last updated" date above.
Contact
Questions? Contact us via the App Store product page.