Repeat previews before and after compression
Compress big videos into smaller looping previews.
Pick a local video, set a custom target size in MB, run real browser compression, compare the repeating input and output players, then download or delete the result.
Video compressor
Input, compress, repeat, download
All work happens in your browser. No account, no signup, and no fake progress simulator.
Controls
Choose a source up to 999 MB for optimization. The file picker itself accepts extremely large local selections, but compression is limited by browser memory.
Upload maximum: 9999 PB. Compression optimization maximum: 999 MB.
Lower MB targets create smaller files with stronger compression.
Current limits: upload selection max 9999 PB, browser optimization max 999 MB, custom target max 999 MB.
Input repeat player
Original video loops here.
No input video yet
Choose a local video to create a repeat preview and enable compression.
Output repeat player
Compressed video loops here.
No compressed output
Press Compress video after choosing a source and target size.
File details
Compare original and compressed sizes before downloading.
| Metric | Original | Compressed |
|---|---|---|
| Choose a video to see file details. | ||