Video Merger & Compressor
Merge up to 20 videos into one and compress the result. Works entirely in your browser — no upload needed.
Drag & drop videos here or click to browse
Supports MP4, MOV, AVI, MKV, WebM · Up to 20 videos
Note:
Videos are processed directly in your browser — no data is uploaded to the server. Processing time depends on total size and number of videos. For best results, use videos with the same format and resolution.
Free online video merger that combines multiple videos into a single file and compresses the output — all directly in your browser using FFmpeg WebAssembly.
- Merge up to 20 videos in any order
- Supports MP4, MOV, AVI, MKV, WebM formats
- Choose quality level: High, Medium, or Low compression
- Resize output resolution: 1080p, 720p, 480p, 360p
- Export as MP4 or WebM
- 100% private — videos never leave your device