Free Image Compressor
Reduce image file size by up to 90% without noticeable quality loss. Supports JPG, PNG, WEBP, and GIF.
Drop image here or click to upload
Supports JPG, PNG, WEBP, GIF — Max 20 MB
70–85% is recommended for web images
How to Compress Images Online for Free
Our free Image Compressor uses advanced Canvas API algorithms to reduce image file sizes significantly while preserving visual quality. Unlike server-based tools, all compression happens directly in your browser — your images never leave your device.
Step-by-Step Guide
- Click the upload area or drag and drop your image
- Choose your desired output format (JPG for photos, PNG for graphics, WEBP for best compression)
- Adjust the quality slider — 70–85% is ideal for most web images
- Click "Compress Image" to process
- Preview the result and download when satisfied
Supported Input Formats
Our compressor accepts JPG, JPEG, PNG, WEBP, and GIF image files up to 20 MB in size.
Recommended Quality Settings
- 90–100%: Near-lossless, minimal compression — good for archival
- 80–89%: High quality with good compression — ideal for professional use
- 70–79%: Balanced quality and size — recommended for most web images
- 60–69%: Maximum compression with visible quality trade-off
Why Compress Images?
Smaller image files mean faster page loads, lower bandwidth costs, and better Google PageSpeed scores. According to Google, images account for more than 60% of a typical webpage's total size. Compressing images is the single most impactful performance optimization you can make.
Need to resize before compressing? Use our Image Resizer. Want to convert to WEBP for even better compression? Try our WEBP Converter.
Frequently Asked Questions
At quality settings of 70% or above, the difference is virtually unnoticeable to the human eye. The preview lets you compare before downloading.
No. All compression happens in your browser using the Canvas API. Your images never leave your device.
WEBP provides the best compression (25–35% smaller than JPG). For maximum browser compatibility, JPG is best for photos and PNG for graphics with transparency.
No limits. You can compress as many images as you want, completely free. Simply repeat the process for each image.