100% in your browser — files never uploaded
CDS signature size and format
Signature requirements: JPG/JPEG, 20–100 KB, The source says 350-500 pixels without establishing width x height. Some values are CoreTools defaults where the notice doesn't specify them; every value is adjustable.
CoreTools working output
350×500 pixels is the editable CoreTools working default; fixed pixels are not official requirements.
Private browser processing
Cropping, resizing and compression run locally in your browser. Your image is not uploaded to TryCoreTools.
CDS signature requirements
Signature requirements: JPG/JPEG, 20–100 KB, The source says 350-500 pixels without establishing width x height. Some values are CoreTools defaults where the notice doesn't specify them; every value is adjustable.
Published guidance versus editable output
350×500 pixels is the editable CoreTools working default; fixed pixels are not official requirements.
Check before submitting
Review the application portal preview before submission and use the editable fields if your current notice shows a different instruction.
Tool family
Base tool: Signature Resizer for Exams
Related presets
Same exam: CDS
Frequently asked questions
What signature size and format does CDS ask for?
Signature requirements: JPG/JPEG, 20–100 KB, The source says 350-500 pixels without establishing width x height. Some values are CoreTools defaults where the notice doesn't specify them; every value is adjustable.
Are the displayed pixels and DPI official?
350×500 pixels is the editable CoreTools working default; fixed pixels are not official requirements.
Which source was checked?
Source: Union Public Service Commission, UPSC online portal (2026 applications); UPSC online portal; the earlier photo and signature instruction PDF link no longer resolves. Source checked 2026-10-18.
Is the file uploaded?
No. The file is processed in your browser and is not sent to TryCoreTools.
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