Local data: Words and API

What is that?

Word lists in a local database. Gemini, OpenAI, and optional cloud TTS keys in secure storage, not on DeutschSprechen servers—only with the chosen provider. No unofficial APKs.

Path in the app

Device storage / Secure Storage

step by step

1) Export decks.

2) Only enter keys in the gear icon.

3) Saving with an empty save file will delete the key.

4) Never share via chat.

To use

Your learning progress and keys remain with you.

Notes

Log out and delete keys before selling the device.