Instant
Available now
Media information
Read a local audio or video file's format, duration, dimensions and other basic details.
Audio or video → file detailsOpen media infoLocal media tools
Useful media tasks, handled in your browser
Inspect and prepare media files with focused tools designed around local processing and clear limits.
No re-encoding
Available now
Audio and video merge
Combine compatible local audio and video tracks into one output file.
Video + audio → MP4Open merge toolMixed modes
Available now
Media conversion
Convert a focused set of common media formats with clear output settings.
Media → MP4 or MP3Open conversion toolRe-encoding
Available now
Extract audio
Create an MP3 audio file from a local video with a selectable bit rate.
Video → MP3Open audio extractorNo re-encoding
Available now
Remove audio
Create a silent MP4 while preserving the compatible video track.
Video → silent MP4Open audio removerNo re-encoding
Available now
TS to MP4
Repackage a compatible MPEG-TS file as MP4 without re-encoding.
TS → MP4Open TS converterNo re-encoding
Available now
Video trim
Create a fast local clip by choosing a start and end time.
Video → MP4 clipOpen video trimmerNo re-encoding
Available now
Join TS segments
Arrange compatible TS segments and combine them into one MP4.
Multiple TS → MP4Open TS joinerRe-encoding
Available now
Video compression
Create a smaller H.264 MP4 with focused resolution and quality controls.
Video → smaller MP4Open video compressorLocal by default
Your selected file stays on this device
The current tools use browser APIs to inspect files locally. GrabFlow does not upload the selected media file to a server. Closing or refreshing the page clears the active task.