Tools
8 tools · more on the wayVisual PDF Editor
Merge, reorder, rotate, stamp, sign, encrypt. Desktop-class PDF editing in a tab.
Video Converter
Batch-convert WMV, AVI, MOV, MKV → MP4 / WebM. Runs ffmpeg in the browser.
Audio Toolkit
Bulk-edit ID3 tags, transcode between MP3 / M4A / WAV / FLAC / OGG / OPUS.
Image Tools
Resize, compress, and convert between PNG / JPG / WebP. Batch-ready.
VCF Splitter
Drop a multi-contact .vcf file, get each contact as a separate card.
Brute Force Demo
Educational: watch a 4-digit PIN fall in under a second. Teaches why short codes fail.
Calculator
Clean four-function calculator with history, keyboard input, and dark accent.
Claude Chat
Bring your own Anthropic API key. Streaming chat with the latest Claude models, cost tracking, markdown rendering.
Privacy by default
Files never leave your browser. No upload, no telemetry, no server.
Install-free
Works on any modern browser. Bookmark and go — no signups, no installs.
Open source
Every tool's code is in the repo. Read it, fork it, host it yourself.