PureTools

54 free browser tools — no upload, no watermark, offline.

Productivity Privacy Developer Toolsローンチ 2026年6月28日

PureTools とは？

54 free browser-based tools covering video, audio, PDF, images, security and finance. Everything runs locally — FFmpeg.wasm for video/audio, pdf-lib for PDFs, Web Crypto API for passwords. Files never leave your browser tab. ✓ No upload ✓ No watermark ✓ No signup ✓ Works offline after first visit Built for people who don't want to hand their files to a random server just to compress a PDF or trim a video.

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