Compress Images Online
Compress images online for free and cut file sizes by up to 90% — without any visible loss in quality. Large photos slow down websites, fail email attachment limits and eat phone storage, which is exactly why an image compressor is one of the most-used utilities on the web. FreeiPDF compresses JPG, PNG and WebP files right inside your browser using a smart quality engine, so your photos never get uploaded to any server. Choose a compression level, see the before/after size instantly, and download the optimized image in seconds. It works on Android, iPhone, Windows and Mac with no signup and no limits.
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How to compress image online for free
- 1
Select or drag and drop the image you want to compress (JPG, PNG or WebP).
- 2
Choose a compression level — try “Recommended” first for the best size-to-quality balance.
- 3
Preview the result and compare the original vs compressed file size.
- 4
Click “Download compressed image” to save the smaller file to your device.
Why use this compress image tool?
Up to 90% smaller files
Smart quality analysis removes only the data your eyes can't see, keeping photos crisp while slashing their size.
Perfect for web & forms
Hit strict size limits for job applications, government forms, email attachments and website uploads.
100% private compression
The compression runs locally in your browser. Personal photos and documents are never uploaded anywhere.
Batch friendly & unlimited
Compress as many images as you need, as often as you need — no daily caps, no queues, no watermarks.