TinyPNG
Smart lossy compression for PNG and JPG images that reduces file size with almost no visible quality loss
Core features are free to use.tinypng.com
Highlights
- Smart lossy compression with full transparency channel preservation
- Bulk process up to 20 images at once
- Typically reduces file size to one-third of the original
- Offers developer API for automatic image compression in release workflows
Typical use cases
- Batch compress official website images to improve loading speed
- Resize oversized images to meet platform upload size limits
- Batch compress cover images for public accounts
Who it suits
- Frontend developers and operations specialists
- Site owners who need to control page weight
- Frontend developers who prioritize page load speed
Things to check before you commit
- Free single image is capped at 5MB, bulk processing beyond 20 requires paid API
- Only provides compression, image resizing needs a separate tool
Pricing
Free compression on the web version, pay-as-you-go pricing for API access.