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Subtitle Resync

Permanently fix out-of-sync .SRT subtitle files

🎥 1. Upload Video (for preview)
📝 2. Upload .SRT File
Upload a video to see the preview

How to Resync Subtitles Online?

  1. Upload Video & Subtitles: Select your video file (MP4, WebM, etc.) and the out-of-sync .SRT file.
  2. Check Sync: Play the video to see when the expected dialogue happens versus when the subtitle appears.
  3. Adjust Timing:
    • If subtitles appear too early, click + Shift (Delay).
    • If subtitles appear too late, click - Shift (Advance).
  4. Fine Tune: Use the manual input for precise millisecond adjustments (e.g., -1.5s).
  5. Download: Click "Download Fixed SRT" to save the permanently corrected file.

About Subtitle Resync Tool

Frustrated with subtitles that don't match the audio? The Subtitle Resync Tool is the easiest way to fix out of sync subtitles srt files directly in your browser. No need to download complex software or manually edit timestamps.

Whether you are a movie enthusiast, anime fan, or language learner, our subtitle shifter online utility helps you perfectly align text with speech. Simply load your media, apply a time offset, and resync srt file permanent changes in seconds.

This tool works entirely on your device (client-side), ensuring your video and subtitle files remain private and secure. It's the ultimate solution to delay subtitles online tool searches, providing a quick fix for any synced video playback issues.