Image Compressor & Converter

Batch convert PNG/JPG/WebP/HEIC, resize, and compress - 100% in your browser. Files never leave your device.

Privacy: images are processed locally in your browser - nothing is uploaded.

Drag & drop images or a ZIP

Supports PNG, JPG, WebP, HEIC/HEIF. Batch download as ZIP.

Output

Format Quality (82) Used for JPG/WebP. PNG is lossless (quality slider disabled). JPEG background (for transparent images)

Resize to fit within max width/height

Max width (px) Max height (px)

High-quality downscale (slower)

Use background workers (best for large batches) Worker threads

Workers unavailable - will use main thread fallback.

0 files | 0 B total input

Shortcuts: Ctrl/Cmd + Enter to process | Ctrl/Cmd + E to download