SubFrenzy
Boost speech by subtitle loop
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
The best listening practice? Repeat! Loop!
No ads embedded!
Subtitle-controlled audio/video forward/rewind.
Enables single-sentence loop.
Supports subtitle collection!
Add audio files (MP3 or M4A format) with corresponding subtitle files. During playback, subtitles are displayed in a list, supporting skip-ahead or rewind based on subtitle cues.
Add video files (MP4) with corresponding subtitle files. During playback, subtitles are displayed in a list, supporting skip-ahead or rewind based on subtitle cues.
Double-click a subtitle in the list to jump to the corresponding segment in the audio or video playback.
Set the number of repetitions (3–99 times) for a single subtitle line to enhance listening training, with adjustable intervals to customize the rhythm for shadowing practice.
Bookmark subtitles during playback, and practice them efficiently by batch-playing from the favorites list.
Click on a subtitle to trigger word-by-word translation (local translation).
Even without audio or video files, upload subtitle files alone to play subtitles using authentic American pronunciation powered by AI-trained models.
Supports playback speed adjustment, software interface language settings, and more, with continuous updates.
The software includes a user guide with detailed instructions and screenshots.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Video supports horizontal playback, with the video displayed on the left and subtitles on the right;
Improve the smoothness when expanding subtitles
Optimize the interactive experience of the word translation floating window
The developer, 晓明 张, 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 Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- 晓明 张
- Size
- 211.6 MB
- Category
- Utilities
- Compatibility
Requires iOS 17 or later.
- iPhone
Requires iOS 17 or later. - iPad
Requires iPadOS 17 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 and 8 more
- English, Dutch, French, German, Japanese, Korean, Simplified Chinese, Spanish, Traditional Chinese
- Age Rating
4+
- 4+
- In-App Purchases
Yes
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- Copyright
- © 2025 狂听