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Fix Subtitle Timing and Drift
Created by
François Fernandez
Fix subtitle delay or gradual timing drift in SRT, VTT, ASS, or SSA files. Paste your subtitle text, choose a simple offset or two-point resync, and export corrected subtitles.
Subtitle Converter & Resync — SRT/VTT/ASSlumaxys/subtitle-converter-and-resync
File
Detected format
Cues
Retiming applied
+4 fieldsTextNumberBooleanListObject
Input
Paste your subtitles here — easiest option:1
00:00:02,000 --> 00:00:05,000
Welcome to this subtitle timing example.
2
00:00:15,000 --> 00:00:18,000
This subtitle gradually moves out of sync.
3
00:00:30,000 --> 00:00:34,000
We can correct both delay and timing drift.
4
00:00:55,000 --> 00:00:59,000
The corrected file will stay aligned to the video.
First line — current timestamp:00:00:02,000
First line — correct timestamp:00:00:03,000
Last line — current timestamp:00:00:55,000
Last line — correct timestamp:00:01:00,000
Output fields
File
Detected format
Cues
Retiming applied
Clamped
Dropped
Files written
Error
Sign up on Apify01
Create your Apify account to access the Subtitle Converter & Resync — SRT/VTT/ASS.
Start the run02
The Actor will start running based on the input automatically.
Receive the output03
Monitor the progress in real-time. You will be notified as soon as your dataset is complete and ready for review.
Integrate into your workflow04
The final output is delivered in JSON, CSV, or Excel format, ready to be plugged into your workflow.
