Make pictures lighter, change their dimensions, turn them and set the DPI. Each tool on this page opens instantly, works on phones and computers, and processes files in the browser instead of on a server.
Pick a tool from the list, or use the search box to find one by what you want to do. Related tools are linked from every tool page, so one job leads easily to the next.
Optimize & Resize Images
Make pictures lighter, change their dimensions, turn them and set the DPI.
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Optimize & Resize Images 7
Compress Image
Shrink JPG, PNG and WebP files and see the new size before you save. Works on one picture…Compress Image to Exact KB
Bring a photo under a file size limit such as 20, 50 or 100 KB so an online…Resize Image
Give a picture new dimensions in pixels, percent, cm, mm or inches, with control over how it fits.Crop Image
Cut a picture down to the part you want, freely, by ratio or by exact pixel values.Rotate & Flip Image
Turn a picture by quarter turns or any angle, or mirror it left to right or top to…Image Enlarger (Upscale)
Make a small picture two, three or four times larger, with an AI option that rebuilds detail.AIChange Image DPI
Write a new DPI value into a JPG for printers and forms that insist on one.
Why use our optimize & resize images
- Files stay on your device from start to finish.
- No account, no watermark and no daily quota.
- Batch processing wherever it makes sense.
- The same tools on Android, iPhone, Windows, Mac and Linux.
Frequently asked questions
Do these tools cost anything?
No. They are free to use without registration.
Where are my files processed?
Inside your browser, on your own device. They are not uploaded.
Which browsers are supported?
Current versions of Chrome, Edge, Firefox and Safari.