About
Built for everyone
who works with video.
SubTextFlix is a free, browser-based subtitle editor designed for content creators, translators, educators, filmmakers, and casual viewers who want to add captions to their favourite clips — no software install, no account required.
Visual Subtitle Editor
Add, split, and adjust subtitles with frame-accurate timing — all in your browser.
AI Auto-Captions
Powered by state-of-the-art speech recognition across 50+ languages.
Translate & Localize
Translate existing subtitles into any language with one click.
Export Anywhere
Download SRT files or burn captions directly into your video.
SubTextFlix is built and maintained by a small team of developers who believe professional-grade video tools should be accessible to everyone, for free. We're constantly improving the app based on user feedback — if you have a suggestion or run into an issue, we'd love to hear from you.