IBPS Left Thumb Impression Resize & Compressor (20 KB – 50 KB)
Official 240×240 px (3.0×3.0 cm) square format with strict 20 KB to 50 KB bounds for IBPS PO, Clerk, RRB, and SBI recruitment portals. Applicable for IBPS PO (CRP PO/MT), IBPS Clerk, IBPS RRB (Scale I, II, III & Office Assistant), IBPS SO, SBI PO, SBI Clerk (Junior Associate), RBI Assistant.
Start with your image
JPG, PNG, WebP and browser-supported images · up to 15 MB
IBPS & SBI standard: 240×240 px (3×3 cm), strictly 20 KB to 50 KB JPG. Left Thumb Impression on plain white unruled paper using blue or black stamp pad ink with clear distinct ridges. • Ink: Black or Blue Ink
Choose Image or Drag & Drop Here
Supports JPG, PNG and WebP images up to 15 MB • 240 × 240 px (20–50 KB)
Document & Certificate Scanner Tools
OCR LegibilityReal-Time IBPS LTI Preview (240 × 240 px)Live Sync
Simulated certificate scan view with crystal clear text & stamps.
📋 Institute of Banking Personnel Selection (IBPS & SBI) Official Dimension & Upload Standards
| Specification Parameter | Mandatory Portal Value | Verification Rule |
|---|---|---|
| Pixel Width & Height | 240 × 240 px | Standard aspect ratio 1:1 (240×240 px) |
| Centimeter Physical Size | 3 cm × 3 cm | Based on 200 DPI scanning resolution |
| File Size Bounds | 20 KB to 50 KB | Recommended target ~35 KB |
| Mandatory Ink Requirement | Black or Blue Ink | Unruled white paper (no notebook lines) |
| Supported File Formats | JPG / JPEG | Baseline progressive JPEG without EXIF bloat |
🛡️ 4 Rules to Avoid Signature Rejection for Institute of Banking Personnel Selection (IBPS & SBI)
- 1 Clean your left thumb with soap and let it dry completely before stamping.
- 2 Dab gently on a blue or black stamp pad — avoid heavy pressure to prevent ink smudges.
- 3 Crop strictly to 240×240 pixels (1:1 square ratio) centered on the ridge pattern.
- 4 Verify that the exported file is strictly between 20 KB and 50 KB in JPG format.
❓ Frequently Asked Questions (Institute of Banking Personnel Selection (IBPS & SBI))
What is the Left Thumb Impression (LTI) size requirement for IBPS and SBI? ▼
IBPS and SBI mandate a Left Thumb Impression of exactly 240 × 240 pixels (3 cm × 3 cm), with file size strictly between 20 KB and 50 KB in JPG/JPEG format.
Why did the IBPS portal reject my thumb impression? ▼
The most common reason is file size under 20 KB. While many exams allow 10 KB, IBPS strictly enforces a minimum of 20 KB. SignResize locks your export into the 25–45 KB safe zone.
Which ink should I use for IBPS left thumb impression? ▼
Blue or black stamp pad ink on clean unruled white paper. Ensure the dermatoglyphic ridges are clearly visible without blurry ink pools.
📘 Institute of Banking Personnel Selection (IBPS & SBI) Preparation & Upload Guides
All Guides →IBPS PO & Clerk 2026 Master Upload Guide: Exact Photo, Signature, Thumb Impression & Declaration Rules
Comprehensive formatting rules for all 4 mandatory IBPS uploads: photograph (20-50KB), running signature (10-20KB), left thumb impression (20-50KB), and handwritten declaration (50-100KB) with step-by-step navigation.
IBPS PO 2026: Top 10 FAQs on Eligibility, Handwritten Declaration, Left Thumb & Cutoffs
Authoritative candidate handbook for IBPS PO 2026: exact handwritten declaration text, black ink rules, left thumb impression guidelines, sectional cutoff strategy, and 80:20 final merit ratio.