100% in your browser — files never uploaded
IBPS CSA XVI official requirements
Official thumb impression requirements: JPG/JPEG, 20–50 KB, 3 × 3 cm and 240×240 pixels, 200 DPI.
CoreTools working output
The tool uses the official thumb impression output: 240×240 pixels, 200 DPI, 20–50 KB.
Prepare the thumb impression in your browser
Upload, crop and preview locally, then adjust the editable fields if the application portal shows different current instructions.
IBPS CSA XVI thumb impression requirements
Official thumb impression requirements: JPG/JPEG, 20–50 KB, 3 × 3 cm and 240×240 pixels, 200 DPI.
Official requirement versus editable output
The tool uses the official thumb impression output: 240×240 pixels, 200 DPI, 20–50 KB.
One Engine, Every Ink Document
Signatures, thumb impressions, handwritten declarations and finger impressions are all scanned ink-on-white-paper documents, so they share one crop/compress engine on this site. This page is that same engine, pre-locked to IBPS Clerk's thumb impression numbers.
Tool family
Base tool: Signature Resizer for Exams
Frequently asked questions
What are the official IBPS CSA XVI thumb impression requirements?
Official thumb impression requirements: JPG/JPEG, 20–50 KB, 3 × 3 cm and 240×240 pixels, 200 DPI.
Are the displayed pixels and DPI official?
The tool uses the official thumb impression output: 240×240 pixels, 200 DPI, 20–50 KB.
Which official source was checked?
Source: Institute of Banking Personnel Selection, CRP CSA-XVI 2026-27; Annexure IV, printed pages 52-54 (PDF pages 55-57). Source checked 2026-08-17.
Is my thumb impression uploaded to a server?
No. Cropping, resizing and compression all happen entirely in your browser — the file never leaves your device.
Why does this page use the Signature Resizer?
Thumb Impression is an ink-on-paper document processed by the same crop/compress engine as signatures. This page locks the exam to IBPS Clerk and the document type to thumb, instead of the tool's SSC CGL signature default.
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