Private media studio

Sound, motion, and timing—kept local.

Browser-native audio, video, and subtitle workflows with explicit capability checks. Source files stay in this tab.

Local Blob URLs · no uploads

AudioDecode, shape, record, and export local sound.

VideoInspect and extract with browser-native media engines.

SubtitlesEdit, validate, synchronize, and convert cue timelines.

Browser-native video

Video frame extractor

Seek to a timestamp and export the exact visible frame.

Local Blob URL

Choose a video fileMP4, WebM, MOV, OGV, or any container your browser can play

Open video

Video preview appears here.

Frame time (0.00 seconds)