Optimize Images for Web — Speed Up Your Site
Advanced image optimization with fine quality control. Reduce load times and improve Core Web Vitals — 100% free.
Choose files
or drag and dropJPG, PNG, WEBP, HEIC, GIF, BMP, AVIF
Your files never leave your device — everything runs locally in your browser.
Continue with another tool
How it works
- 1
Select images
Upload the images for your website or app.
- 2
Maximum size
Limit the longest side to 1080, 1920 or 2560 pixels — or a custom value.
- 3
Format & quality
WebP, JPG or the original format with adjustable quality.
- 4
Download
Optimized images individually or as a ZIP.
Typical uses
- Improve loading times of websites and blogs.
- Bring images for online shops to a consistent size.
- Prepare large camera photos for email newsletters.
Tips
- A width of 1920 pixels is enough for most websites.
- WebP is supported by all current browsers.
- Smaller images also improve your site’s Core Web Vitals.
Lightning Fast
All processing happens instantly in your browser — no server uploads needed.
100% Private
Your files never leave your device. Everything is processed locally.
Free Forever
No sign-up, no watermarks, no file limits. Completely free to use.
98 Languages
Available in 98 languages worldwide.
Frequently Asked Questions
What is progressive rendering?
Images load gradually (blurry to sharp) instead of top-to-bottom, improving perceived speed.
Is this the same as compression?
Optimization includes compression plus additional techniques like progressive rendering and dimension limits.
Is it free?
Yes, completely free with no registration.