Free Tools.
A collection of free video, image, and subtitle tools. All processing happens in your browser for maximum privacy.
Built on didof.dev
Conway's Game of Life
Interactive simulation of cellular automata. Explore patterns and watch life evolve.
CSV Table Cleaner
Clean your CSV files instantly. Remove blank rows and optimize data for processing using Go and WebAssembly.
WhatsApp Link & QR
Get more leads with one-click WhatsApp links and QR codes. Privacy-first, no data stored.
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Video Production
Free Audio Extractor — Browser-Based
Extract audio as AAC, Opus, or WAV.
Free Image Converter — Browser-Based
Convert between JPEG, WebP, and PNG.
Free Image Rotator — Browser-Based
Rotate 90°, 180°, or 270° and download.
Free Palette Extractor — Browser-Based
Extract colors from images via K-Means clustering.
Free Video Compressor — Browser-Based
Reduce file size with 5 quality presets.
Free Image Compressor — Browser-Based
Reduce size as JPEG, WebP, or PNG.
Free Screen Recorder — Browser-Based
Record screen or tab with optional mic.
Free Video Converter — Browser-Based
Convert between MP4, WebM, and MKV.
Free Video Cropper — Browser-Based
Interactive crop with aspect ratio presets.
Free SRT Validator — Browser-Based
Check .srt files for timestamp and index errors.
Free Video Rotator — Browser-Based
Rotate 90°, 180°, or 270° and export.
Free Video Trimmer — Browser-Based
Trim and export as MP4 with filmstrip timeline.
Free VTT Validator — Browser-Based
Verify .vtt file syntax and cue formatting.
Free Video Resizer — Browser-Based
Downscale to 480p, 720p, or 1080p.
Free Webcam Recorder — Browser-Based
Record webcam + mic, trim, export MP4.
Free Video Watermarker — Browser-Based
Add text or image watermark to every frame.