Cut, compress, burn, convert — 8 video tools

ffmpeg is already inside, so there is no environment to set up and no upload queue — drop a file in and even a few gigabytes take only minutes.

Cut & combine

4 tools

Drag the timeline to set in and out points, accurate to the frame. Fast mode stream-copies and finishes in seconds.

Fast / exactMP4 · MOV · MKV

Pull the audio track out on its own as MP3, AAC or FLAC, keeping the original quality.

MP3 · AAC · FLACLossless option

Burn subtitles into the picture with ASS effects intact. Files are matched automatically, or you pick one.

ASS styling keptPreview is the result

Join several clips in order — drag to reorder, and mismatched parameters are unified for you.

Reorder clipsOriginal quality

4 tools

Compress toward a target size or resolution in H.264 or H.265, with a live size estimate.

H.264 · H.265Target size

Turn a selected span into a GIF with control over size, frame rate and start/end — size shown before you export.

Pick a spanSize estimate

Freeze any frame and save it as an image for covers or thumbnails, at the source resolution.

Frame by frameJPG · PNG

Change playback speed from 0.25x to 4x, optionally keeping the pitch — video and audio move together.

0.25× ~ 4×Keep pitch

Download VideoKOL for Mac or Windows — ffmpeg built in, and it is free.