Question 1

Are my images uploaded to external servers when using Zqueezy?

Accepted Answer

No. Zqueezy processes 100% of your images locally on your device inside an isolated browser thread using WebAssembly. Your photos and personal data are never sent to external servers or cloud services, guaranteeing complete GDPR and CCPA compliance.

Question 2

Which image formats does Zqueezy support?

Accepted Answer

Zqueezy supports importing and encoding major modern web formats, including WebP, AVIF, MozJPEG, and PNG (powered by Squoosh and Oxipng WebAssembly codecs).

Question 3

Can I compress multiple images simultaneously in batch?

Accepted Answer

Yes. Zqueezy features a full Bulk Mode where you can queue dozens of files, apply shared compression presets, inspect real-time byte savings, and export all optimized assets in a single ZIP archive.

Question 4

Does Zqueezy work offline without an internet connection?

Accepted Answer

Yes. Zqueezy is built as a Progressive Web App (PWA). Once loaded, all WebAssembly binaries and application scripts are cached locally, allowing full image optimization anywhere without an active internet connection.

Question 5

Who develops and maintains Zqueezy?

Accepted Answer

Zqueezy is engineered and provided free and open-source by Zoviny Studios (https://zovinystudios.com).