SubtitleMatrix
243 subtitle tools that never upload your files.
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SubtitleMatrix packs 243 subtitle tools that run entirely in your browser. Convert between SRT, VTT, ASS and 9 more formats, fix timing, clean up text, run accessibility checks and export reports. Extract subtitles from video, OCR PGS/VobSub bitmaps, transcribe audio with Whisper, generate narration and resync timing — all locally. No upload, no account: your files never leave your device. Batch a whole season and see what each conversion will lose before you run it.
Visit website ↗ Source listing ↗
PH · launched Oct 21, 2026 · 1 upvote (top 67%)
- Media & entertainment
- Workflow automation
- Prosumer
- Not AI
- Commercial product
- Productivity
- Video Streaming
- Video
Similar launches
See all 113 similar launches →Could you build this?
Yes It's a large set of subtitle utilities; format conversion and timing fixes are straightforward, and in-browser Whisper, Tesseract OCR, and TTS already exist as WASM or API libraries.
Competitors
Other products that read as similar to this one : 113 launches clear the similarity bar, closest 8 shown.
Attention rank: #29 of 114 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).
Launched 225 days after the earliest competitor.
- SubtitleFixer · ph · 2026-10-08 · 1 upvotes · similarity 0.68
- Subtitle Kit · ph · 2026-09-22 · 1 upvotes · similarity 0.65
- CueFern · ph · 2026-10-23 · 1 upvotes · similarity 0.61
- iLoveAudioVideo · ph · 2026-10-22 · 1 upvotes · similarity 0.57
- I fixed FFmpeg's subtitle conversion (the bug from 2014) · hn · 2026-03-17 · 38 upvotes · similarity 0.53
- SubtitleFlow · ph · 2026-10-11 · 1 upvotes · similarity 0.52
- AI SubtitleLab · ph · 2026-10-19 · 1 upvotes · similarity 0.52
- SubtitleGenerator · ph · 2026-08-22 · 216 upvotes · similarity 0.51
Other launches for this product
- No other launches for this product.