FastZIP Unlocker 100% In-Browser

Unlock password-protected ZIPs with your known password & repackage without encryption

1. Decryption Settings AES-256 & ZipCrypto

Used to decrypt your files locally before creating the new password-free ZIP.

Zero Server Uploads: Multi-threaded Web Workers decrypt and rebuild your ZIP directly in your device's RAM.

Drop password-protected .zip files here

Select one or multiple encrypted ZIP archives. We will verify your password, strip the encryption, and output clean ZIP files.

Choose ZIP Files
Web Worker Accelerated • Preserves Folder Structure

Archive Processing Queue

0 files

No ZIP archives queued yet.

Drop a locked ZIP above or click "Load Sample Locked ZIP" in the top bar to test it right away.