Audio Scribe: Audio to Text

Transcribe interviews, lectures, voice memos and WhatsApp audio into searchable text — entirely on your phone.
No upload, no account, no subscription. Try it in airplane mode.
Built for journalists, researchers, students and anyone whose recordings must stay offline.

📱 Audio Scribe: Audio to Text – on-device speech-to-text for your audio files

Pick a meeting, lecture, interview or voice memo and get a transcript you can search, play back, clip and export. Everything is processed locally with Whisper speech recognition models.

🎁 First 30 minutes free · one payment, unlimited
• Transcribe your first 30 minutes (total audio length) for free
• Lifetime Pro: a one-time payment for unlimited transcription, no subscription
• Free and Pro have the same features – Pro only removes the 30-minute limit
• If a file is longer than your remaining free time, the beginning is transcribed first, and after purchase it continues in the same transcript
• Restore your purchase after reinstalling or on a new phone with the same Google account

🎙️ Transcribe audio files
• Open files from the share sheet: WhatsApp voice notes, Zoom or Teams recordings, voice recorder apps, Files
• Supports MP3, M4A, AAC, WAV, FLAC and OGG
• Auto-detects the language, or choose Korean, English, Japanese, Chinese, Spanish, French or German
• Timestamps for every sentence and an estimate of the time remaining
• Keeps working in the background while you use other apps

⚖️ Choose speed or accuracy
• Fast: quick results with lower device load
• Balanced: the recommended mix of speed and accuracy
• Accurate: the highest quality, takes longer
• Each model is downloaded once (60 MB to 574 MB), then transcription works offline

🔁 Re-transcribe just the part you need
• Select misheard sentences and transcribe them again with the Accurate model
• Compare the new result with the original before replacing it

👥 Speaker labels (optional)
• AI speaker detection shows who said what
• Rename speakers and fix any label by hand
• Filter the transcript by speaker

🔍 Search and play back
• Find any word and jump to that moment
• Tap a sentence to play from there
• The current sentence is highlighted while audio plays

✂️ Clips and export
• Select sentences and save them as an audio clip (.m4a)
• Export TXT, SRT or VTT subtitles, with or without speaker names
• Save to your device or share with other apps

💾 Backup and restore
• Save all your transcripts in a single password-encrypted backup file
• Restore it on a new phone and bring your history with you
• No server or cloud account – keep the file wherever you like

🔒 Privacy
• Audio and transcripts are processed and stored only on this device
• No account and no ads
• The original audio file is never modified

ℹ️ Good to know
• Processing time depends on your phone and the model you choose. Fast is quickest; Accurate takes longer. The app shows an estimate of the time remaining.
• Up to 120 minutes or 1,000 MB per file
• An internet connection is needed only for the one-time model downloads and to verify your purchase
• Accuracy depends on recording quality, accents and background noise

🚀 Turn your recordings into notes you can search, without sending them anywhere.

Recent changes:
First release.

• On-device transcription for MP3, M4A, AAC, WAV, FLAC and OGG
• Fast, Balanced and Accurate quality modes
• Optional AI speaker labels with manual correction
• Search, tap-to-play and audio clips
• Export TXT, SRT and VTT