Free Online Image Compressor

Reduce image file sizes by up to 80% while preserving quality. Supports JPG, PNG, WebP, AVIF, GIF, and more. 100% free and private — your files never leave your device.

Choose Format to Compress

Select your image format below to start compressing

JPG Compress JPEG Compress PNG Compress WebP Compress AVIF Compress GIF Compress BMP Compress TIFF Compress HEIC Compress SVG Compress

Why Compress Images with FxtImg?

Massive Size Reduction

Reduce JPG, PNG, and WebP files by 40-80% without noticeable quality loss.

100% Private

All compression happens in your browser. Your images are never uploaded to any server.

Instant Results

See old size vs new size in real-time. Compare SD and HD compression side by side.

SD & HD Output

Get two versions: SD for maximum compression, HD for maximum quality. Download both.

Frequently Asked Questions

What image formats can I compress?

FxtImg supports compressing JPG, JPEG, PNG, WebP, AVIF, GIF, BMP, TIFF, HEIC, and SVG images — all for free, directly in your browser.

How much file size reduction can I expect?

Typically 40-80% with SD compression and 10-40% with HD compression. The exact savings depend on the original image content and your chosen quality settings.

Is FxtImg better than TinyPNG?

FxtImg offers similar compression quality to TinyPNG but with additional advantages: no file upload (100% private), no daily file limits, no account required, and real-time SD/HD comparison with size statistics.

Do you upload my images?

No. All compression happens locally in your browser using HTML5 Canvas technology. Your files never leave your device.

Can I compress images to a specific file size?

Yes! Use the quality and max-width sliders to fine-tune compression. The preview shows exact output file sizes in real-time so you can target a specific size like 100KB or 200KB.