VidTransDub vs Subai
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
VidTransDub
This browser plugin translates foreign video subtitles and plays the translated content directly. It supports multiple browsers and websites, offering features like one-click translation, multiple voice options, and adjustable playback speed for a more efficient viewing experience.
- One-click translation and playback
- Multi-browser support
- Multi-site support (YouTube, Udemy)
- Multiple voice options
- Adjustable playback speed
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The latest version of the plugin now supports Udemy in addition to YouTube, allowing you to watch Udemy's online courses using the plugin. VidTransDub is a browser plugin designed for watching foreign videos online. Unlike traditional subtitle plugins, it translates subtitles and directly plays the translated content, eliminating the hassle of reading subtitles while watching videos and improving viewing efficiency. Currently supported features: One-click translation and video playback by clicking the play button. Multiple browser support (Chrome-based browsers, Firefox, Safari iOS version). Multi-site support: Currently supports youtube.com and udemy.com. Multiple voices: Switch between different voices during playback. Selecting different target languages will trigger different voice libraries. Playback speed support: Adjust the speed directly on the video being watched, and the plugin will adapt. Adjustment of original and target audio volume (not supported due to iOS system limitations).
Subai
Break language barriers with an AI-powered tool that translates videos and audio into over 100 languages. Upload files, record your voice, or paste video links for quick, accurate translations. Ideal for creators and global communicators.
- AI-powered video and audio translation
- Supports over 100 languages
- Upload video/audio files
- Voice recording for translation
- Website video link translation
- Intuitive user interface
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Break language barriers with Subai! Powered by advanced AI, Subai translates videos and audio into 100+ languages. Perfect for creators, learners, and global communicators. Top Features: - AI-Powered Video & Audio Translator - Quickly convert speech from videos or audio files into accurate translations. SUPPORT FOR 100+ LANGUAGES - Easily translate into over 100 languages for effortless global communication. MULTIPLE INPUT METHODS - Upload videos or audio files. - Record your voice for instant translations. WEBSITE INTEGRATION - Translate videos from Video sharing platforms – just paste the link! INTUITIVE DESIGN - Simple, user-friendly interface for fast and seamless translations. WHY CHOOSE SUBAI? - Ideal for content creators, students, and professionals. - Lightning-fast and accurate translations with AI. - Enhance your global reach effortlessly. - Download Subai now and make the world speak your language!
Screenshots
Verdict
The clearest difference is rating: Subai at 4.0 against VidTransDub's 2.3. Subai also leads on iOS requirement (13.0 vs 15.0). VidTransDub's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, ratings volume, update cadence and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Subai sells 1 one-off in-app purchase. VidTransDub asks for nothing beyond the download.
Subai holds the better App Store score, 4.0 against 2.3. Both are backed by a comparable volume of ratings — 4 and 4 respectively.
Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 9, 2026 and September 26, 2026 respectively.
| Parameter | VidTransDub | Subai |
|---|---|---|
| Price | Free | Free |
| Rating | 2.3 (4 ratings) | 4.0 (4 ratings) — better |
| Positive reviews | 33.3% of reviews | — |
| Number of ratings | 4 | 4 |
| Update frequency | Fortnightly | Fortnightly |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 25 MB | 175 MB |
| Age rating | 17+ | 4+ |
| Developer | 志博 李 | dong huu quan |
Customer experience
VidTransDub
Subai
In-app purchases
VidTransDub
No in-app purchases
Subai
- Basic$4.99
