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CaptionSwift

Free auto captions for short videos. No signup, no charges

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CaptionSwift adds auto captions to short videos right in your browser - no signup, no install. Upload an MP4/MOV up to 1 minute, get AI captions for Hinglish or English audio, fix any word in the editor, pick from 5 caption styles, and export the finished MP4. Your video stays on your device; only the audio goes for transcription, and the finished file passes through a 10-minute one-time download link. Free: 2 videos per day per connection.

PH · launched Nov 5, 2026 · 2 upvotes (top 19%) · 0 views

Niche: audio and video transcription tools · 195 launches, 16 in the last 7 days ▼ -27% · Explore this niche →

Category and tags

  • Media & entertainment
  • Content generation
  • B2C
  • AI-native
  • Commercial product
  • Productivity
  • Artificial Intelligence
  • Tech

Visit website ↗ Source listing ↗

Could you build this?

Yes In-browser caption generation can wrap an existing speech model (such as Whisper via WebAssembly or an API) with a caption editor and MP4 export.

Competitors

Other products that read as similar to this one : 1447 launches clear the similarity bar, closest 8 shown.

Attention rank: #158 of 1448 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).

Launched 356 days after the earliest competitor.

The niche, labels, vibe code rating and competitor comparison on this page are analysis by Nicheloom. If you use them, please credit nicheloom.com. How you may use our data.