100% Secure Client-Side Image Resizer

Aadhaar Card Photo & KYC Document Resizer

Crop Passport Photo for UIDAI Enrollment Forms (3.5x4.5cm, 50KB) & KYC Document Scans (8:5 Crop, 150KB) • 300 DPI Header Injection

Target: 413x531 px (3.5 cm x 4.5 cm (300 DPI)) • Limit: Under 50KB

300 DPI

Drag & Drop Aadhaar Form Passport Photo Scan Here

Upload your passport photograph. Strictly formats to 3.5cm x 4.5cm (413x531 px) at 300 DPI, compressed under 50KB for the physical UIDAI enrollment/update form.

Rated 4.9/5 by 1M+ Users

Official Aadhaar Card Photo (3.5x4.5 cm) & KYC Document Scanner Resizer

Are you submitting a job, passport, or banking application and need to upload your scanned Aadhaar card (front and back)? Or are you preparing a physical Aadhaar Enrollment or Update Form and need a passport-sized photograph?

OptiKit's free online Aadhaar resizer (Adhar/Aadhar Card tool) helps you instantly crop, format, and compress your images to exact official dimensions and file limits. Using 100% local browser technology, your Aadhaar card data remains completely secure and offline. We also inject real 300 DPI resolution headers directly into the output files to guarantee compliance with automated portal checkers.

In-depth guide

Aadhaar card scan size in KB for bank KYC, EPFO, and government uploads — with privacy-safe resizing tips.

Read full guide

Official Aadhaar (Adhar/Aadhar) Specification Chart 2026

Document Type	Target Dimensions	File Size Limit	DPI Resolution	Purpose / Portals
Aadhaar Form Passport Photo	3.5 cm x 4.5 cm (413x531 px at 300 DPI)	Under 50 KB	300 DPI	Pasting on Physical Enrollment/Update Form
Aadhaar Card Front Scan	800 x 500 px (8:5 Aspect Ratio)	Under 150 KB	300 DPI	UPSC, SSC, Banks, EPFO KYC Uploads
Aadhaar Card Back Scan	800 x 500 px (8:5 Aspect Ratio)	Under 150 KB	300 DPI	UPSC, SSC, Government Portal KYC Uploads

1. Photo Size for Aadhaar Form

When you go to update your Aadhaar card photo, you cannot do it entirely online. You must fill out the physical Aadhaar Enrollment/Correction form and paste a standard 3.5cm x 4.5cm passport photograph. The biometric photo itself will be captured live at the Kendra by a physical operator. Our Passport Photo Resizer tab formats your photo perfectly for this physical form.

Standard 3.5 x 4.5 cm dimension
High-quality 300 DPI print target
Compressed under 50KB to preserve DPI

2. Scans for Portal KYC Uploads

Most banks, exam portals (UPSC, SSC, Railway), and mutual funds require you to upload a scanned copy of your Aadhaar card front and back sides as Proof of Identity (POI) and Proof of Address (POA). Portals reject scans that are too large, blurry, or cut off. Our tool cuts the front and back scans into a beautiful 8:5 aspect ratio.

800 x 500 px landscape crop box
Compressed under 150KB to fit limit limits
Retains high-contrast text and barcodes

How to Crop and Resize Aadhaar (Adhar) Images: Step-by-Step

Select the Correct Workspace Tab

Choose Passport Photo if you are preparing an image for the paper enrollment form. Choose Card Front or Card Back if you are preparing scanned documents for online KYC portals.

Upload Your Image Scan

Drag and drop your file directly into the designated workzone or click the 'Select Image' button. Your file is immediately read by your browser's RAM securely.

Process and Get Compliant JPG

Click 'Generate Aadhaar Ready Image'. Our system instantly auto-crops the photo or card to the standard aspect ratio, compresses it strictly below the KB limit (50KB or 150KB), and writes 300 DPI tags. Click download to save your new compliant file!

Aadhaar Card Photo Size & KYC Upload FAQs

No. UIDAI does not allow photo updates online due to biometric security regulations. To update your Aadhaar card photo, you must physically visit an authorized Aadhaar Enrolment Centre or Aadhaar Seva Kendra. The operator will capture your live photograph and biometrics (iris and fingerprint scans) using their secure camera equipment. However, you must print and fill out the physical Aadhaar Enrollment/Correction Form, which requires a physical, resized passport photograph matching the 3.5cm x 4.5cm specifications.

The physical photo pasted on the official Aadhaar form must be standard passport size: 3.5 cm x 4.5 cm (35mm x 45mm) with a plain white background, 70-80% face coverage, and a neutral expression. In digital terms for scanning or document prep, this is equivalent to 413 x 531 pixels at 300 DPI or 350 x 450 pixels at high quality, compressed to under 50KB.

When uploading your scanned Aadhaar card or e-Aadhaar document as a Proof of Identity (POI) or Proof of Address (POA) on exam portals (UPSC, SSC), bank verification systems, or employment portals, it is best to crop the front and back sides separately into a landscape aspect ratio of 8:5 (800 x 500 pixels). Most secure portals require the file size to be strictly under 150KB or 300KB in JPG/JPEG format.

Security is our highest priority. Unlike online compressors that upload your ID files to external cloud servers, OptiKit operates 100% client-side (directly in your web browser memory). Your sensitive Aadhaar card scans and passport photos are never transmitted, saved, or exposed to any server, making this tool completely private and secure.

Official Indian government portals (like UPSC, NSDL, or SSC) utilize automatic scanner parsers that read the physical density tag (DPI) of uploaded files. OptiKit is one of the very few tools online that actually re-writes the JFIF/APP0 headers at the binary level to inject real 300 DPI metadata directly into the output JPG file, preventing portal rejections.