File Management — Free & Private

Send files peer to peer, zip and unzip, find duplicates, batch rename, verify checksums and look up MIME types.

Runs 100% in your browser: your files and data never leave your device. No signup, no ads.

Tools in File Management

P2P Direct Drop: Direct browser-to-browser encrypted file transfer over WebRTC. Zero cloud storage.
ZIP Archiver & Extractor: Create compressed .zip archives or inspect and extract files from ZIPs in-browser.
Duplicate File Finder: Find byte-identical duplicate files across a batch via SHA-256 hashing.
Batch File Renamer: Rename many files at once using a pattern, then download them as a ZIP.
File Integrity & Checksum: Compare two files or texts side-by-side using cryptographic hashes (MD5, SHA-1, SHA-256, SHA-512) with match verification
MIME Type & Extension Lookup: Searchable catalog of 200+ standard media types, file extensions, and descriptions.