Signature resizer
Signature resize to 20 KB
Under 20 KB, still readable. Upload your signature and download a form-ready JPEG.
File size
12–20 KB
Dimensions
300×150 px
Format
JPEG
Signature
300×150px · 12–20 KBHow it works
- Upload a scan or photo of your signature (JPG or PNG, any size).
- We center-crop to 300×150 px on a white background and tune JPEG quality until the file lands between 12 and 20 KB.
- Download and upload it straight to the form.
Everything runs on your device — your signature is never sent to a server.
Forms using this size
- SSC
- UPSC OTR
- Bank exams
- Passport Seva
Getting the scan right
- •20 KB is the single most common signature limit across Indian portals.
- •Black ink on white paper compresses far better than blue on cream paper.
Frequently asked questions
- How do I reduce my signature to 20 KB?
- Upload the image above — the tool automatically compresses it to just under 20 KB while keeping the strokes sharp.
- Is my signature uploaded to a server?
- No. ShantiTools processes the image entirely inside your browser — the file never leaves your device.