✳ FREE, NO UPLOAD
Trim a video for YouTube Shorts
Keeps the first 180 seconds, using a WebAssembly build of ffmpeg in your browser.
Batch is free and unlimited - files are processed one after another on your device, with no queue or daily cap. Maximum 100 MB per file; the first run loads a ~30 MB engine once per visit.
Frequently asked
What's the max length on YouTube Shorts?
up to 3 minutes. This tool keeps the first 180 seconds.
Can I choose which part to keep?
This tool always trims from the start. For picking a specific in/out range, use a full editor.
Koldflux clips your source down to the right length for YouTube Shorts automatically.
Automate this in Koldflux