JPEG Compressor
Free online jpeg compressor tool. Browser-based, private, no uploads.
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JPEG Compressor
Compress JPEG files directly in your browser. JPEG is already lossy, so further compression mostly reduces file size with minor visible change — great for sharing.
Why it matters: JPEG is already lossy, so further compression mostly reduces file size with minor visible change — great for sharing. Our tool keeps the process local so your files are never uploaded.
How to JPEG Compressor
- 1Drop your images into the tool above. Everything stays in your browser — nothing is uploaded.
- 2Pick a mode — Target Size for exact KB limits, Quality Control for a fixed ratio, or Auto-Optimize for the best balance.
- 3Compress and download. Need "jpeg compressor"? This compressor covers that and more.
Best settings for this page: Use Auto-Optimize or a Target Size to balance JPEG quality and file size.
All compression runs locally in your browser. Your files are not uploaded to any server.
Frequently Asked Questions
Yes! JPEG and JPG are identical formats. We support both extensions for maximum compatibility. Everything is processed locally in your browser, so your files never leave your device. This keeps your data private and avoids waiting for server processing.
Absolutely. Our tool handles photos from any camera or phone, reducing file size while preserving the detail that matters.
Yes, but PNG is often better for screenshots with text. Try both formats to see which gives better results for your specific image.
100%. All processing happens in your browser. Your JPEG files never leave your device or get stored on any server. Everything is processed locally in your browser, so your files never leave your device.
Yes. There is no charge, no account, and no watermark on the output. Everything is processed locally in your browser, so your files never leave your device. This keeps your data private and avoids waiting for server processing.
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