Free
A place to start2 minutes per video
- Local English transcription
- Word editing and all caption styles
- Captioned movie export and Photos saving
- No required watermark
CaptionAddr for iPhone & iPad
Turn English speech into captions, right on your iPhone or iPad. Choose a video, refine the words, and make it yours.
Free for videos up to 2 minutes. Pro extends the limit to 30 minutes.
01 / The workflow
One video. A simple workflow.
Use Apple’s Photos picker to select one clip. Your original stays in your library; CaptionAddr works with a local copy.
Generate single-word captions locally. Review the transcript, edit or delete words, reorder them, and choose your style.
Export a movie with captions built into the picture. Save it to Photos, then use Share Video to send it wherever you choose.
02 / Make it yours
20 font choices. Size, weight, outline and an optional tinted background. Drag captions into position and check the result in the video preview.
All caption styles are available within both plans’ video-length limits. A small CaptionAddr watermark is optional.
Timing is generated automatically and aligned to a frame-rate grid. CaptionAddr does not currently provide individual start/end-time controls. Always review the words and their timing before sharing.
03 / Local where it matters
The English speech model is included in the app. CaptionAddr doesn’t send your video, audio or captions to our servers for transcription.
The app uses online services for purchases, diagnostics, security and aggregate workflow counts. Photos in iCloud and model recovery may also need internet access. Saving or sharing uses the services you choose.
Understand your privacy04 / Choose your clip length
2 minutes per video
30 minutes per video
The app and Apple’s purchase sheet show the current price in your currency, billing period and any eligible introductory offer before you buy.
About subscriptionsPro renews automatically unless canceled. If you accept a free or discounted trial, cancel at least 24 hours before it ends to avoid renewal. Deleting the app does not cancel a subscription. Manage your subscription with Apple.
You need iOS or iPadOS 17.0 or later and A12-class or newer Apple silicon. Examples include iPhone XS/XR or later, iPhone SE (2nd generation) or later, iPad (8th generation) or later, iPad mini (5th generation) or later, iPad Air (3rd generation) or later, and iPad Pro 11-inch or 12.9-inch (3rd generation) or later. Check the App Store’s compatibility list for your device.
Long clips need enough free storage and processing time. Older supported devices can be slower.
A Mac version for macOS 14 or later is being prepared for release. Check the App Store listing for availability before purchasing Pro for use on a Mac. Read about the Mac workflow.
Transcription runs on your device with the bundled model. Internet may be needed to download an iCloud video, buy or restore Pro, verify subscription access, or recover missing model files. “Local transcription” does not mean every app feature is offline.
The current model is designed for English speech. Other languages and translation are not supported. Exports have captions burned into the video; there is no standalone SRT or VTT export.
No speech model is perfect. Noise, overlapping voices, accents and silence can cause errors or missing words. Review the entire video before exporting. Output timing, resolution and color can differ from the source; export is not a lossless copy or a guarantee of accessibility compliance.
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