BUILT-IN GUARDRAILS
Large images are checked first
Formatify limits file count, total size, image dimensions, and decoded pixel count so a bad file is less likely to freeze the browser.
MULTI-FILE • PRIVATE • LOCAL
Convert a whole batch.
Download one clean ZIP.
Add up to 50 PNG, JPG, or WebP images, choose one output format, and process them together. The images never leave your browser.
Batch Image Convertermulti-file workspace
Local processing
0files queued
0 Btotal input
→ WEBPconversion route
QUEUEYour images
EMPTYSelected files will appear here.
ZIP DOWNLOAD
No third-party ZIP library
The ZIP is assembled directly by Formatify in your tab. Files are stored without another compression pass because PNG, JPG, and WebP are already compressed.