EchoCaption is made and published by Kai Chen. AppBrain is an independent app data site and isn't affiliated with Kai Chen. The app name, icon, screenshots and description belong to Kai Chen and are shown as published on the App Store.
AppBrain's verdict
- Last updated
- January 20, 2026
Rankings
App Store top chartsApp Store Rankings for EchoCaption
This app is not ranked
Competitors
Similar apps and more from Kai ChenMore from Kai Chen
Releases
Updates seen on the App Store- Version
- 1.0
- Launched
- January 2026
No changelog data
User feedback
Ratings and reviews on the App StoreComments on EchoCaption for iOS
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Technology
Found in the app by AppBrain- Price
- $1.99
- App size
- 796.1 MB
- Content rating
- Everyone
Technologies used by EchoCaption
About the app and developer
About EchoCaption
EchoCaption is a productivity app developed by Kai Chen.
What is the rating of EchoCaption?
EchoCaption has no ratings yet.
Is EchoCaption free?
EchoCaption costs $1.99. The app size is 796.13 MB. The latest version available is 1.0. The last update was on January 20, 2026.
What are the requirements for EchoCaption?
The app has a content rating of Everyone. The app has been available on the App Store since January 2026.
Developer information for Kai Chen
Address:
Store listing
By Kai Chen, from the App Store
Screenshots by Kai Chen, from the the App Store listing
Description by Kai Chen Written by the developer, not by AppBrain. Click to read.
EchoCaption helps you generate accurate captions from audio and video—then play them back with perfectly synced subtitles.
Whether you're studying, creating content, or saving meeting notes, EchoCaption keeps everything private with on-device transcription and fast subtitle tools.
Key Features
On-device Speech-to-Text: Fast transcription powered by a Whisper-based model
Video Playback + Captions: Watch videos with synced subtitles
Export Subtitles: Save results as SRT / VTT or plain text
Share Extension Import: Send files from Photos, Files, or other apps straight into EchoCaption
Clean & Simple UI: Focus on your content, not complicated settings
Perfect for
Captioning videos for social media
Language learners practicing listening
Students transcribing lectures
Creators turning clips into subtitle-ready files
Privacy
EchoCaption runs transcription on device. Your media stays on your iPhone/iPad.
Whether you're studying, creating content, or saving meeting notes, EchoCaption keeps everything private with on-device transcription and fast subtitle tools.
Key Features
On-device Speech-to-Text: Fast transcription powered by a Whisper-based model
Video Playback + Captions: Watch videos with synced subtitles
Export Subtitles: Save results as SRT / VTT or plain text
Share Extension Import: Send files from Photos, Files, or other apps straight into EchoCaption
Clean & Simple UI: Focus on your content, not complicated settings
Perfect for
Captioning videos for social media
Language learners practicing listening
Students transcribing lectures
Creators turning clips into subtitle-ready files
Privacy
EchoCaption runs transcription on device. Your media stays on your iPhone/iPad.