Free · Open source · No upload
Get any file to the exact size you need.
Compress, convert and sign PDFs and photos in your browser. Your files are never uploaded.
Popular tools
Popular tools
All tools
Optimize
Organize
Convert to PDF
Convert from PDF
Edit
Security
Smart
Workflows
How it works
Choose a file
Select or drop a PDF or photo into the workspace.
Set your target
Pick an exact size limit or strength goal.
Download
Get your file instantly without leaving your browser.
Questions
Are my files sent to any server?
Is Weesize really completely free?
How does exact-size compression work?
Does it work offline?
Reduce photo size for online application
Get any file to the size you need. Privately.
1 Choose the image file and set the required target size (e.g. 50 KB).2 The browser resizes dimensions and encodes the image locally.3 Download and upload the compliant photo to your application.
About this tool
Online identity verification and application forms often require passport photos or headshots under 20 KB, 50 KB, or 100 KB. High-resolution smartphone photos are 3 MB to 10 MB. This tool resizes image dimensions and compresses JPG/PNG files locally to meet strict size caps without sending your identity photograph to external servers.
Reduce photo size for online application stays on this device. The download is the copy you keep, and Weesize does not store a second one. Close the tab when you are finished and the bytes are gone.
- No upload: identity photos stay safe when compressed on your device.
- Speed: the file does not travel to a server and back, so the wait is only the work itself.
- Quality: the original is kept when the new file would be worse or is not actually smaller.
FAQ
Does “Reduce photo size for online application” upload my file?
Reduce photo size for online application reads the file in this tab. There is no upload step and no account.
What will “Reduce photo size for online application” actually change?
Application portals require small photo dimensions and byte limits.
When is “Reduce photo size for online application” the wrong job?
Processing removes EXIF camera location metadata automatically.
How do I check the result of “Reduce photo size for online application”?
Verify photo clarity and facial details at 100% zoom.
Can I run “Reduce photo size for online application” with Wi-Fi off?
Load this page, then turn Wi-Fi off and run Reduce photo size for online application again. A finished result is the proof that the file was not sent anywhere.
Compress imageCompress image to 50 KBCompress JPG to 100 KBJPG to PDF
How to shrink photos for applicationsBest image format for the web
Last updated 2026-09-27.