Bulk Image Optimizer | Free Online Compressor & WebP/AVIF Converter
Drag & drop images here or
Supported formats: JPG, PNG, WebP • Max 50 MB total
Why Choose Our Optimizer?
Speed up your site, improve Core Web Vitals & boost SEO rankings with lightning‑fast images.
Lossless Compression
Reduce file size with pixel‑perfect quality
Bulk Processing
Optimize hundreds of images in one click
WebP & AVIF
Convert to next‑gen formats for 30–50 % extra savings
AI Smart Mode
Automatic best settings for every image
Privacy‑first
All processing happens 100 % in‑browser
Free Forever
No watermarks, limits or sign‑up
Frequently Asked Questions
Which image formats can I compress?
JPG, PNG & WebP are supported for upload; you can convert any of them to WebP or AVIF.
Is my data safe?
Yes. Everything runs locally in your browser – images never leave your device.
What is AI Best Compression?
Our AI analyzes each image & applies the smallest size with imperceptible quality loss.
Are there limits?
No hard limits. For large batches (>200 MB) we recommend splitting for smoother performance.