CTET Signature Size: signature under 30 KB
Resize your CTET signature to the official upload spec in one tap.
Choose an image to get started.
Official spec
| Format | JPG / JPEG |
|---|---|
| File size | 3–30 KB |
| Dimensions | 3.5 cm wide × 1.5 cm high |
| Source | CTET Sept 2026 information bulletin (CBSE, ctet.nic.in) |
Checked 2 Nov 2026. Rules change; confirm in the latest official notice before you apply.
How it works
- Tap "Try it with a sample photo" or choose your signature (phone photo or scan).
- The preset finds the best JPG quality under 30 KB.
- Press Download and upload the JPG to the CTET form.
FAQ
What is the official CTET signature size?
Format: JPG / JPEG; File size: 3–30 KB; Dimensions: 3.5 cm wide × 1.5 cm high. Source: CTET Sept 2026 information bulletin (CBSE, ctet.nic.in).
Does this make my signature acceptable?
It sets the size only. Background, lighting, framing and content rules in the official notice still apply; this tool does not change the background.
Is my file uploaded?
No. Resizing and compression run in your browser; the image never leaves your device.
Exam & government form photo and signature sizes →
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