Captions AI Subtitle Generator
Auto Transcribe Videos Offline
Free · In-App Purchases · Designed for iPad. Not verified for macOS.
Add captions to any video with AI — 100% offline on your device. Karaoke word highlighting, custom styles, logo overlay & SRT export. Perfect for Reels, TikTok & YouTube.
Add professional captions to any video — entirely on your device.
AUTOMATIC TRANSCRIPTION
Import a video and let the built-in Whisper AI transcribe speech to text in seconds. Everything runs locally on your iPhone — your videos never leave your device.
WORD-LEVEL KARAOKE HIGHLIGHTING
Watch each word light up as it's spoken with smooth karaoke-style animation. Perfect for social media content that grabs attention.
FULLY CUSTOMIZABLE STYLES
• Choose from beautiful preset styles or create your own
• Adjust font, size, color, background, and position
• Add text animations and effects
• Drag to reposition captions anywhere on screen
PROFESSIONAL EXPORT
• Export in high quality with captions burned into the video
• Import and export SRT subtitle files
• Add your own logo or watermark overlay
• Perfect for Instagram Reels, TikTok, YouTube Shorts, and more
EDIT WITH PRECISION
• Edit transcript text directly
• Split and merge caption segments
• Undo/redo support for worry-free editing
• Copy full transcript to clipboard
100% OFFLINE & PRIVATE
No internet connection needed. No cloud processing. No account required. Your content stays on your device.
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & Reviews
- This app has not received enough ratings or reviews to display an overview.
- Bugfixes and improvements
Thanks a lot for using Captions AI! If you have any questions or ideas for new features, just drop me a message using info@mkgames.org.
- best Marvin
The developer, Marvin Krueger, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Purchases
- Identifiers
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- Marvin Krueger
- Size
- 79 MB
- Category
- Photo & Video
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - iPad
Requires iPadOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Captions PRO USD 24.99
- Captions PRO USD 3.99
- Copyright
- © 2026 Marvin Krueger Arts & Visuals