Categories
Browse 9 categories of browser-based tools: compression, conversion, editing, audio, images, AI transcription, analysis, players and calculators. Local processing, always free.
Compress & Optimize
4Shrink video, GIF and audio files while keeping visual quality — straight to the size you need.
Convert Formats
14Convert between MP4, MOV, MKV, WebM, AVI and more, plus 87 dedicated format-pair guides.
Image Tools
12Compress, resize, crop, rotate and convert images — instant results with zero upload.
Audio Tools
19Extract, trim, merge, normalize and denoise audio from video or standalone files.
Video Editing
27Trim, merge, crop, watermark, subtitle and speed-ramp video without installing an editor.
AI Transcription
2Local Whisper speech-to-text: video to text and auto subtitles, private by design.
Calculators
4Bitrate, file size, aspect ratio and timecode math that feeds straight into the tools.
Analyze & Detect
4Inspect codecs, scan black or silent segments and read spectrograms before you edit.
Players
5Play MKV, AVI, TS, FLV and HLS streams right in the browser — no player install.