Guides
Compress an Image Online
Whatever size or format you need, our free Image Compressor shrinks photos right in your browser. Nothing is uploaded. Pick a guide for a common target below, or type any other kilobyte cap (20 KB, 200 KB, custom) in the tool.
Compress to a size
Compress Image to Under 100 KB — Free Online ToolVisa portals, government forms, and older job boards often reject anything over 100 KB. A phone photo is usually 2–5 MB, so you need a real cut — not a slider guess. Set 100 KB as the target, download a file that actually fits, and keep the work on your device.Compress an Image to 50 KBNeed a photo under 50 KB for an ID portal, exam form, or government upload? Shrink it here in your browser, no account, no server upload.Compress Images for EmailEmail providers cap attachments around 20–25 MB. Compress several photos at once so your message actually sends.Compress an Image to 500 KBNeed a photo under 500 KB for a website, portfolio, or portal with a half-megabyte cap? Hit the limit without crushing detail.Compress or Resize an Image to 1 MBPlenty of forms and share links stop at 1 MB, and a modern phone shoots four to twelve times that. Set 1 MB as the target, download a file that actually fits, and keep the photo on your device.
Compress or convert by format
Compress a JPEG OnlineJPEG is the go-to for photographs. Squeeze the file size down while keeping the detail your eye cares about.Compress a PNG OnlineNeed to compress a PNG or reduce PNG size for email, a form, or a website? Do it here, free, private, no upload.Convert PNG to JPGTurn a heavy PNG into a compact JPG without uploading it anywhere. Convert one file or a whole folder at once.Compress to WebP OnlineWebP usually beats JPEG on size at the same visual quality. Convert or recompress here, entirely on your device.Convert WebP to JPGSaved an image from the web and got a .webp your software refuses to open? Convert it to JPG here in seconds.Convert JPG to PNGNeed a .png from a .jpg for an editor, a template, or a site that only accepts PNG? Convert it here without uploading the photo.Convert WebP to PNGHave a .webp with a clear background, or software that will not open WebP? Convert it to PNG here in your browser.
Why compress images?
Smaller image files upload faster, fit within form and email limits, and make web pages load quicker. The trick is cutting bytes without a visible drop in quality, which usually means lowering JPEG quality slightly, or switching to WebP for the same look at a smaller size.
Every guide here uses the same Image Compressor, which runs entirely on your device. Your photos are never sent to a server.
Longer walkthroughs: Reduce image size under 100 KB · Visa and government forms · Email and online forms · All guides.