Image Compressor
Shrink JPG, PNG & WebP files with a quality slider — private & instant.
See how it works
Watch a quick simulation of this tool in action — no file needed.
How to use Image Compressor
Follow these steps — everything happens instantly in your browser.
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Step 1. Drop an image (PNG, JPG or WebP) onto the zone.
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Step 2. Pick an output format and drag the quality slider — the preview updates instantly.
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Step 3. Compare the original and compressed sizes shown side by side.
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Step 4. Click “Download compressed image” to save the smaller file locally.
Why use this tool
Private by design
All processing happens locally in your browser. Open DevTools → Network and you'll see zero file uploads. Ever.
Instant
No upload wait, no queue, no server round-trip. Results appear the moment you drop a file.
Free & unlimited
No accounts, no watermarks, no daily caps. Use it as many times as you like, forever.
Works everywhere
Desktop, tablet or phone — every tool is responsive and installable as a PWA for offline use.
Frequently asked questions
Everything you might want to know about image compressor.
Image Converter
Convert images between PNG, JPEG and WebP — no upload, no watermark.
Image Resizer
Resize images to exact pixel dimensions with optional aspect-ratio lock.
Image Filters
Apply grayscale, sepia, blur, brightness & more with live preview.
Images to PDF
Turn JPG, PNG, WebP & GIF images into a single PDF — locally.