Write immediately after opening. Type uses the keyboard. Phrases shows a selected message in large text. Present hides the controls; Return brings them back.
Speech availability
Listening requires Android 12 or later, microphone permission and a compatible on-device Japanese speech service. If prompted, prepare the speech model and wait for the OS/provider to finish. There is no automatic cloud fallback. Writing, typing and phrases remain available.
Independent sample
Settings → Try the independent sample lets you test conversation display and all Plus features without a microphone or purchase. Exit returns to your ordinary board. Sample changes do not affect ordinary records, settings or purchases.
History, phrases and Plus
Clearing saves a board to history when enabled. Undo restores the previous content; tap a history row to restore it. In My phrases, add a phrase or long-press to edit or delete it. Plus is a one-time purchase based on the original JPY400 price; check Google Play for the actual price. Restore with the same Google account. Pending payments are verified after completion. iOS purchases do not transfer.
Contact
Email contact@stack-works.dev with the app version, Android version, device and steps. Avoid including unnecessary personal information or conversations.