How do I compress a photo to 500 KB?

Upload it above — we output a 1200×1600 px JPEG compressed to between 350 KB and 500 KB.

Is my image uploaded to a server?

No. ShantiTools compresses the image entirely inside your browser — the file never leaves your device.

Image resizer

For portals that allow half a megabyte. Compress just enough to clear the cap without touching visible quality.

Target size

350–500 KB

Dimensions

1200×1600 px

Format

JPEG

1200×1600px · 350–500 KB

Choose imageJPG or PNG · Runs on your device

Upload any JPG or PNG from your phone or computer.
We fit it to 1200×1600 px and tune JPEG quality until the file lands between 350 and 500 KB.
Download and upload it straight to the form.

Everything runs on your device — your image is never sent to a server.

•500 KB at 1200×1600 px is effectively lossless for a document scan.
•If the portal wants PDF rather than JPEG, convert after resizing so the size stays under the cap.

How do I compress a photo to 500 KB?: Upload it above — we output a 1200×1600 px JPEG compressed to between 350 KB and 500 KB.
Is my image uploaded to a server?: No. ShantiTools compresses the image entirely inside your browser — the file never leaves your device.