Compress Image
Shrink a JPG or PNG file size without a visible quality hit. Free, no signup.
- No signup required — start immediately
- Real document security, not just a marketing label
- Completely free, no hidden limits
Available on Pro — from £4/month
- •Invisible fingerprinting on every document
- •Share links for Guarded documents
- •Photo verification on open — approve or deny in 60 seconds
- •View-only mode — no download on shared links
- •Revoke access instantly, even after it's been opened
- •Burn-after-read — set a view limit or expiry date
- •Geofencing — restrict who can open it by country
- •One-click legal evidence export if a leak needs to be traced
- •Document analytics — views, shares, countries, and timestamps for every document you send
- •Real-time alerts the moment someone copies, screenshots, or opens on a new device
- •Tracking beacon — get pinged the moment a document is opened in Adobe Acrobat/Reader, even offline
- •Auto-lock on copy or screenshot attempt — the share link revokes itself the instant one is detected
How to compress a JPG or PNG image
- Upload the image you want to shrink.
- It compresses automatically.
- Download the smaller file.
Common reasons to compress an image
- Getting a photo under a website or form's upload size limit
- Speeding up a page full of images
- Reducing storage space across a large photo library
FAQ
Will I notice a quality difference?
At normal viewing sizes, no — the compression targets a reduction that's genuinely invisible to the eye.
Does it work on both JPG and PNG?
Yes, both formats are supported.
Is there a limit on image size or resolution?
No hard cap on the free tier.