CaptionAddr
Local video captions for iPhone and iPad.
On-device Whisper transcription. No uploads.
Workflow
Import. Transcribe. Export.
Import a clip
Select a video from Photos. Free handles up to 2 minutes; Pro up to 30.
Transcribe on device
Whisper Small is bundled with CaptionAddr and runs locally on your device.
Edit and export
Refine words and timing, style the overlay, and export a burned-in captioned movie.
Capabilities
What CaptionAddr does.
Frame-level caption timing aligned to your project frame rate
Inline word editing and reordering
20 font options with size, weight, color, background, outline, and position controls
Burned-in movie export — captions stay visible everywhere the video is shared
Video, audio, and captions processed on device — not uploaded for transcription
iPhone and iPad, iOS 17.0+
Pricing
Free to start. Pro for longer edits.
Free
- Videos up to 2 minutes
- Local Whisper transcription
- Full caption editing and styling
- Burned-in movie export
Pro Monthly
- Everything in Free
- Videos up to 30 minutes
- 3-day introductory offer for new subscribers
Payment charged to your Apple ID at confirmation. Renews monthly unless canceled at least 24 hours before the current period ends. Manage in Settings > Apple ID > Subscriptions.