Free Image Compressor
Compress image files online directly in your browser. Reduce image size for JPEG, PNG, and WebP formats instantly without losing quality. Free, private, and fast - no uploads and no account required.
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How it works
Three steps. No account. No upload. Done in seconds.
01
Drop your images
Drag and drop one or many images. JPEG, PNG, and WebP are accepted. Multiple files compress in parallel.
02
Adjust settings
Set quality level, output format (WebP / JPEG / PNG), and an optional maximum dimension. Changes re-compress all files instantly.
03
Download
Download files individually or grab them all in a single ZIP. Nothing is stored - your files stay on your device.
Reduce image size effortlessly for any need
Our free image compressor is built for all your daily needs.
Web optimization
Compress WebP and JPEG images to improve your page load speeds and SEO ranking. Serve smaller files to your visitors effortlessly.
Email attachments
Reduce file size quickly so your photos easily fit within strict email provider limits. Avoid bounced emails due to large attachments.
Social media
Achieve crisp quality while keeping your photo size reducer online settings optimized for fast uploads to any social platform.
Your privacy is non‑negotiable
Unlike cloud-based tools, everything happens on your own computer. We never see your images.
Zero Data Upload
Your images never leave your device. All AI processing runs locally in your browser - nothing is ever sent to any server.
Your Computer, Your Power
We use your device's GPU or CPU for AI inference. No cloud servers touch your files - you own every pixel of the process.
Completely Private
No account required. No cookies tracking your images. No data sold or shared. What you edit stays on your machine.
Works Offline After First Load
Once the AI model is cached in your browser, the tool works even without an internet connection. Instant on return visits.
Frequently asked questions
Everything you need to know about our AI photo service.
No. Compression runs entirely in your browser using JavaScript. Your images never leave your device and are never sent to any server.
There is no hard limit. You can drop as many files as you like to compress multiple images at once. Each file is compressed independently in parallel, and you can download them all as a single ZIP archive.
Not at all. You can compress PNG files without losing transparency. The tool preserves the alpha channel perfectly while still reducing the overall file size in KB or MB.
You can compress to WebP (recommended - smallest file size), JPEG, or PNG. WebP is up to 30% smaller than JPEG at the same visual quality and is supported by all modern browsers.
Yes. The quality slider controls the compression level. By adjusting the slider, you can naturally reduce image size to hit your target of 50KB or 100KB easily. Lower values produce smaller files.
Yes - use the Max Dimension field to set a maximum width or height in pixels. The image will be scaled down proportionally if it exceeds that size. Leave it empty to keep the original dimensions.
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