Image Compressor — Reduce Image File Size Online
Last Updated: April 2026
Compress JPEG, PNG, and WebP images online for free. Reduce file size without losing quality. Free image compressor. No upload limit. Works entirely in your browser.
Use Image Compressor
Launch the Image Compressor tool — fully free, no signup required.
Why Image Compression Matters
Lossy vs Lossless Compression Explained
Best Image Format for the Web
| Format | Best For | Compression | Transparency |
|---|---|---|---|
| JPEG | Photos | Lossy | No |
| PNG | Graphics | Lossless | Yes |
| WebP | Web use | Both | Yes |
| GIF | Animations | Lossless | Yes |
| SVG | Icons/logos | Vector | Yes |
How to Compress Images Without Losing Quality
Frequently Asked Questions
Q: What is image compression?
A: Image compression reduces file size by removing unnecessary data. Lossy reduces quality slightly for smaller sizes. Lossless maintains full quality while still reducing file size.
Q: Why compress images for a website?
A: Large images slow down your website. Page speed is a confirmed Google ranking factor. Compressing images can reduce load time by 50% or more.
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