Compress Image to 50KB Online
Free JPG Resizer & Optimizer
Reduce any passport photograph or document image to under 50 KB instantly. The standard format for SSC CGL, CHSL, MTS, MPSC, Police Bharti, and NSDL PAN card uploads.
Upload Photo, Signature, or Thumb Impression
Drag and drop image here, or tap to browse from phone/PC
Your resized preview will appear here with live file size stats.
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Download Free DocuMate® Windows App →Compare Official Form Specifications (2026)
Direct dimensions, pixel limits, and KB requirements for top Indian government and entrance exam forms.
| Exam / Application Portal | Photo Dimensions & Size | Signature Dimensions & Size | Thumb / Marksheet Rules | Quick Preset |
|---|---|---|---|---|
| SSC CGL / CHSL / MTS / GD | 3.5 × 4.5 cm (200 × 230 px) 20 KB to 50 KB JPG |
4.0 × 2.0 cm (140 × 60 px) 10 KB to 20 KB JPG |
White background, without spectacles or cap | |
| UPSC Civil Services / OTR | 3.5 × 4.5 cm (min 350 × 350 px) 20 KB to 300 KB JPG |
min 350 × 350 px 20 KB to 100 KB JPG |
Face must cover 75% of photo; name & date at bottom | |
| NSDL & UTI PAN Card | 213 × 213 px (300 DPI) Under 50 KB JPG |
400 × 200 px (300/600 DPI) Under 50–60 KB JPG |
Aadhaar PDF / Proof documents under 300 KB | |
| NEET UG & JEE Main (NTA) | 3.5 × 4.5 cm (Passport & Postcard) 10 KB to 200 KB JPG |
3.5 × 1.5 cm 4 KB to 30 KB JPG |
Postcard size: 4"x6" (10-200 KB); Fingers/thumb 10-200 KB | |
| IBPS / SBI PO & Clerk | 200 × 230 px (4.5 × 3.5 cm) 20 KB to 50 KB JPG |
140 × 60 px (Black ink only) 10 KB to 20 KB JPG |
Left Thumb Impression: 240 × 240 px (10 KB to 20 KB) | |
| Sarathi Driving Licence | 35 × 45 mm (Passport photo) 10 KB to 20 KB JPG |
35 × 15 mm 10 KB to 20 KB JPG |
Medical cert & documents PDF under 200 KB | |
| MPSC & Police Bharti | 3.5 × 4.5 cm (160 × 212 px) 20 KB to 50 KB JPG |
256 × 64 px 10 KB to 20 KB JPG |
Caste certificate & Non-Creamy Layer PDF under 250 KB |
📐 CM to Pixel & DPI Calculator
Need to convert centimeter or millimeter requirements to pixel dimensions? Use our formula-accurate calculator:
Frequently Asked Questions
Answers to common questions about compress image to 50kb and fixing upload validation errors.
How to resize photo between 20 KB and 50 KB for SSC and State PSC forms?
Select your photo, choose the 'Compress to under 50 KB' or 'SSC Photo' preset, and click Download. The file size will automatically fall strictly between 20 KB and 50 KB.
Is this tool free and private?
Yes, 100% free and client-side. Your photos are never uploaded to remote servers or stored anywhere.
Can I also resize dimensions like 3.5 x 4.5 cm?
Yes! You can set width and height to 200 x 230 px (equivalent to 3.5 x 4.5 cm at standard DPI) directly in the tool controls.