Railway RRB Photo Resizer (RRB NTPC, ALP, Group D & Tech)
Resize and crop passport photos to exact 20KB–50KB (320×240 px) for Indian Railway RRB recruitment online portals. Indian Railways (RRB NTPC, Group D, Assistant Loco Pilot - ALP, Technician, and RPF) requires recent color passport photos with plain white or light background, file weight strictly between 20KB and 50KB (or 30–50KB depending on notification), and aspect ratio 320×240 pixels (35mm × 45mm). Our client-side canvas engine compresses your photo with precision binary search so your application is never rejected.
Indian Govt Exam Photo & Signature Specifications (2026-27)
| Recruitment Portal | Target Size (KB) | Dimensions | Name & Date? | Background |
|---|---|---|---|---|
| SSC (CGL, CHSL, MTS, GD) | 20 KB – 50 KB | 3.5 × 4.5 cm (100×120 px) | Yes (Mandatory) | White / Light |
| UPSC Civil Services (OTR) | 20 KB – 300 KB | 350 × 350 px (Square 1:1) | Recommended | White / Plain |
| Bank (IBPS, SBI, RRB) Signature | 10 KB – 20 KB | 140 × 60 px (2:1 Ratio) | No | Pure White Ink |
| NTA NEET UG Passport & Postcard | 10 KB – 200 KB | Passport & 4×6 inch Postcard | Yes (DOP Stamp) | White Background |
| Railway RRB (ALP, Tech, NTPC) | 30 KB – 70 KB | 35 × 45 mm | Optional | White / Plain |
How to Use Railway Recruitment Board (RRB NTPC, ALP, Group D) Resizer Online
- 1Upload a recent clear front-facing color photograph with light/white background.
- 2Ensure both ears and face are clearly visible with neutral expression.
- 3Canvas auto-crops to RRB 320×240 pixel aspect ratio and optimizes size to ~45 KB.
- 4Click Download to save your official RRB-compliant JPG file.
Official Requirements: Railway Recruitment Board (RRB NTPC, ALP, Group D)
RRB Centralised Employment Notices (CEN) require scanned color passport photograph taken within the last 6 months, 320x240 pixels, 20-50 KB file size in JPG/JPEG format with clear facial features.
- File size must strictly remain between 20 KB and 50 KB (portal rejects files outside this range).
- Resolution: 320 × 240 pixels in standard JPEG format.
- Background must be white or very light color.
- No caps, goggles, masks, or heavy shadows on face.
Always verify the latest requirements on the official application website before final submission. Last verified: Verified September 2026.
Pro Tips to Prevent Form Rejection
- Take photo in daylight against a white wall for best results.
- For Railway signature upload, use our Signature Resizer (10KB–20KB).
- Do not take a photo of an old printed photo; use a digital mobile selfie with rear camera.
Frequently Asked Questions (FAQ)
What is the exact photo size for Railway RRB online applications?▼
Official RRB specifications require 320 × 240 pixels (35mm × 45mm) in JPG/JPEG format, with file weight between 20 KB and 50 KB.
Why does RRB portal reject my uploaded photo?▼
Common rejection causes include file size below 20KB or above 50KB, dark backgrounds, wearing caps/spectacles with glare, or skewed aspect ratios. Our tool locks the aspect ratio and enforces the exact file size target.
What is the signature file size requirement for Railway RRB?▼
RRB requires signatures on white paper in black/blue ink, file size 10 KB to 20 KB in JPG format with 140×60 pixels dimensions.
Is my photo uploaded to any server?▼
No! All processing runs 100% locally inside your web browser. Your photo is completely private.
Popular Government Exam & Sarkari Recruitment Portals
FileZenith’s binary-search compression engine is calibrated to the official photograph and signature submission guidelines of all major central and state government examinations:
SSC CGL, CHSL, MTS, CPO SI, GD Constable, Stenographer Grade C & D, Selection Posts (3.5×4.5 cm, 20–50 KB with Name & Date DOP).
UPSC IAS, IPS, IFS, NDA, CDS, CAPF (AC), IES, and OTR One-Time Registration (350×350 px, 20–300 KB).
IBPS PO, IBPS Clerk, IBPS RRB Scale I/II/III, SBI PO, SBI Clerk, RBI Grade B, LIC AAO (Photo 20–50 KB, Signature 10–20 KB).
RRB NTPC, RRB Group D, RRB ALP, Technician, Delhi Police, UP Police SI, Bihar Police (30–70 KB, white background).
Related Govt Exam & ID Tools
View All Govt Tools →Railway Recruitment Board (RRB NTPC, ALP, Group D) Quick Specs
Official Application Portals
All image compression, dimension cropping, and name stamping occur purely inside your browser memory using HTML5 Canvas. Your biometric photos never touch our servers.