Video Trimmer
Real WebM segment export + frame preview (exact-recipe fallback).
Trim supported video, mute or export segments where browser APIs allow, capture frames, build contact sheets and inspect metadata. Compatibility varies by device.
Real WebM segment export + frame preview (exact-recipe fallback).
Real video-only WebM export (exact-recipe fallback).
transpose/scale filters by metadata.
Bitrate ladder from resolution/FPS.
60→30 decimation + motion note.
Seek + canvas capture PNG/JPG, batch times.
Current-frame capture one-tap.
N-frame grid PNG via canvas.
Real animated GIF (≤480p, ≤30 frames) on-device.
Browser MP4 where supported, else WebM + recipe.
Container/dims/duration/FPS/audio flags via element.
Class/workers/memory verdict before heavy jobs.
Video processing depends on browser codecs, APIs, and device memory. Check the supported format and test a short sample before processing a large file.
Yes — every tool is free with no signup and no credits.
Selected files are processed in your browser and are not sent to a Tolari processing endpoint. Configured third-party scripts or resources may still load.
The app shell and deterministic tools can work after they are cached. Some file engines need an initial connection, and browser storage can be cleared.
Yes — touch-friendly, one-tap download, adaptive workers for weak devices.
Ads may appear only after configuration and the required consent signal. No paywall or fake download buttons.
Codecs & containers: MP4 vs WebM · Frames, FPS and why GIFs are huge · Bitrate ladders for the impatient — practical, original explainers with examples.