⚠ Testing & Informational Use Only
These tools are provided without warranty. Verify all output before use in production workflows.
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Timecode Editor
Add or replace timecode tracks in .mp4 / .mov — no re-encoding, works offline
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Drop your video file here
Or click to browse — nothing is uploaded anywhere
.mp4.mov.m4v
File info…
Timecode settings
Start timecode
Preview00:00:00:00
Frame rate
ℹ️Changing the FPS rewrites the video track's timing metadata (mdhd timescale + stts sample deltas) so the file plays at the new rate. No video frames are re-encoded.
23.976
24
25
29.97
30
47.952
48
59.94
60
⚠️Drop frame is normally only used with 29.97 or 59.94 fps.
Export options
ℹ️
The timecode track and FPS metadata are always written into the video. Choose additional visible overlay options below.
Add text track overlay (embedded)
Lightweight timed-text track inside the file. Visible in QuickTime Player and VLC. No encoding — pure metadata.
Export SRT subtitle file
Sidecar file — load in VLC via Subtitles → Add Subtitle File.