Official Universal Presets Specifications

300x300 Pixels Signature Resizer (20KB - 50KB)

Resize signature to 300 * 300 pixels (signature resizer 300x300 / 300x300 px). Square 1:1 format compression to 20KB-50KB JPG with background paper whitening.

⚡ 300 × 300 px📐 5 × 5 cm🎯 Target: 35 KB🔒 100% Client-Side Safe
Step 1: Choose Exam Portal or Custom Mode

Select an official exam preset (140x60 px, 10–20 KB) or use custom manual dimensions.

108 Official Presets
Currently Active:300x300 Pixels (300x300 px)Target: 35 KB
🖊️ Ink: Black or Dark Blue Ink
✍️ Need to draw or type signature?
Click, Drag & Drop Scan, or Press Ctrl+VJPEG, JPG, PNG, WEBP · Supports Instant Clipboard Paste
Dimensions & Units:
Ratio: 300 : 300
35 KB
📋 300x300 Pixels Signature Guidelines:

A 300 x 300 pixel square format is required across several State PSCs, high court e-filing systems, and recruitment portals requiring high-clarity square scans.

Step 2: Live Crop & Portal Preview
Ready (300x300 Pixels)
✍️

No Signature Scan Uploaded

Upload your signature photo or scan, drag & drop, or paste with Ctrl+V.

DIMENSIONS300 x 300 px
EST. FILE SIZE~35 KB
COMPLIANCE100% Pass ✓
💡
Golden Rule: Government portals (SSC, RRB, IBPS, UPSC) automatically reject signatures written in CAPITAL BLOCK LETTERS. Ensure your signature uses standard running handwriting in black or dark blue ink.
✍️

Official 300x300 Pixels Signature Specifications

Verified criteria mandated by 300 x 300 Pixels Signature Resizer (1:1 Square 20KB - 50KB) recruitment portal.

📌 300x300 Pixels Signature Guidelines:

A 300 x 300 pixel square format is required across several State PSCs, high court e-filing systems, and recruitment portals requiring high-clarity square scans.

Requirement ParameterOfficial Mandated Value
Pixel Dimensions300 x 300 pixels (Width x Height)
Dimensions in CM5 cm x 5 cm
Allowed File Size Limit20 KB to 50 KB (Target: 35 KB)
Image File FormatJPEG / JPG format
Pen Ink ColorBlack or Dark Blue Ink
Background PaperPlain White Paper (Use our built-in paper whitening tool)
Mandatory Rules300x300 px 1:1 square signature box for UPSC, State PSCs, and High Courts.
🛡️
E-E-A-T Verified Specifications & Reference Citation✓ Verified Guidelines

The specifications listed above (300×300 px, 20KB–50KB JPEG format) are compiled from official notification standards issued by 300 x 300 Pixels Signature Resizer (1:1 Square 20KB - 50KB).

📷
Need to resize your passport photo too?Compress photo to exact 20KB–50KB, 50KB–100KB, or add Date of Photo (DOP) banner.
Open Exam Photo Resizer →

🚀 How to Resize & Prepare Your Signature for 300x300 Pixels

1

Upload Signature

Upload a photo of your signature signed with black or blue pen on clean white paper.

2

Auto-Configured

Dimensions (300x300 px) and 35 KB limit apply automatically.

3

Whiten & Darken

Enable 'White Paper Cleaner' to remove yellow room light and boost black ink contrast.

4

Download JPG

Download your optimized, portal-ready JPEG signature with zero upload rejection.

⚡ Dimensions, Units, Ratios & KB Tools

Dimensions, Ratios & KB Size Signature Resizers

Compress and format your signature by exact pixel dimensions, centimeters (cm), aspect ratios, or target file size limits (KB).

📐

Pixel Dimension Subpages (140x60, 300x80, 80x80, 800px)

11
⚡140 x 60 Pixels
140 × 60 px • SSC, RRB & IBPS
10–20 KB JPG→
🏦300 x 80 Pixels
300 × 80 px • Banking & Entrances
10–50 KB JPG→
🖼️200 x 60 Pixels
200 × 60 px • 3.3:1 Wide Box
10–20 KB JPG→
📜170 x 70 Pixels
170 × 70 px • State CET & Board
10–30 KB JPG→
⚡100 x 80 Pixels
100 × 80 px • Student Portals
5–20 KB JPG→
🔲80 x 80 Pixels
80 × 80 px • 1:1 Micro Avatar
5–20 KB JPG→
🔲300 x 300 Pixels (1:1)
300 × 300 px • PSCs & Courts
20–50 KB JPG→
💻256 x 64 Pixels
256 × 64 px • Hardware Pad
10–30 KB JPG→
⚡60 x 140 Pixels
60 × 140 px • Vertical Standard
10–20 KB JPG→
⚡80 x 300 Pixels
80 × 300 px • Side Panel Strip
10–50 KB JPG→
💎800px High-Resolution
800 × 320 px • Legal & E-Sign
50–150 KB JPG→
📏

Centimeter (CM) & Physical Metric Subpages (6x2cm, 4x2cm, 3.5x1.5cm)

7
📏Signature Resizer in CM
Centimeters & Millimeters Converter
10–50 KB JPG→
📐4cm x 2cm / 50x20 mm
4.0 × 2.0 cm • 140×60 px
10–20 KB JPG→
🏛️3.5cm x 1.5cm Signature
3.5 × 1.5 cm • SSC / IBPS Standard
10–20 KB JPG→
📏6cm x 2cm Signature
6.0 × 2.0 cm • 472×157 px (PSCs)
10–50 KB JPG→
⚖️6cm x 3cm Signature
6.0 × 3.0 cm • High Court & Judicial
10–50 KB JPG→
💳2cm x 4.5cm / 4.5x2 cm
4.5 × 2.0 cm • PAN Card & State ID
10–20 KB JPG→
📏2cm x 6cm Signature
6.0 × 2.0 cm • State PSC & Courts
10–50 KB JPG→
🎯

Aspect Ratio & Format Subpages (5:2 Landscape, 2:1 Ratio, 4.5cm, 5cm)

4
📐5:2 Aspect Ratio Signature
200 × 80 px • India Post GDS & Wide Box
10–20 KB JPG→
📐2:1 Aspect Ratio / 2cm
200 × 100 px • 4.0×2.0 cm (2:1 Ratio)
10–20 KB JPG→
📐4.5cm / 4:5 Format Signature
225 × 100 px • 4.5×2.0 cm ID Format
10–30 KB JPG→
📐5cm / 5:2 Shorthand
200 × 80 px • 5.0×2.0 cm Box
10–20 KB JPG→
📁

Strict File Size (KB Limit) Target Resizers

10
⚡5KB Signature Resizer
Under 5 KB JPG • Micro Scan
5 KB Target→
⚡10KB Signature Resizer
Exact 10 KB JPG • Legacy Portals
10 KB Target→
🎯15KB Signature Resizer
10KB–20KB Sweet Spot
15 KB Target→
🎯20KB Signature Resizer
Under 20KB JPG • SSC, RRB & Bank
18 KB Target→
🩺30KB (NEET / JEE)
4 KB to 30 KB JPG • NTA Entrance
28 KB Target→
🏢40KB Signature Resizer
Under 40KB JPG • DSSSB & Court
38 KB Target→
💎50KB Signature Resizer
Under 50KB JPG • State PSCs
45 KB Target→
🎓100KB Signature Resizer
Under 100KB JPG • UPSC & GATE
90 KB Target→
🎯10 to 20 KB Range
Official SSC, RRB, IBPS Standard
10–20 KB Range→
🔄50KB ➔ 20KB Compressor
Reduce Phone Scans Under 20KB
18 KB Target→
⚡ Quick Jump to Exact File Size (KB) Subpages:
3 KB4 KB5 KB6 KB7 KB8 KB9 KB10 KB15 KB18 KB20 KB (SSC/RRB)25 KB30 KB (NEET)35 KB40 KB (DSSSB)45 KB49 KB50 KB (PSC)60 KB70 KB80 KB90 KB100 KB (UPSC)200 KB (GATE)400 KB (HD)
📊 Official Minimum-to-Maximum Range Presets:
10 to 20 KB (SSC / RRB)20 to 30 KB (Banking)20 to 50 KB (State PSC)4 to 30 KB (NEET/JEE)5 to 10 KB5 to 20 KB (Police)10 to 50 KB20 to 100 KB (UPSC/GATE)50 to 100 KB80 to 150 KB50KB ➔ 20KB CompressorUnder 10 KB
🏛️ Official Exam Boards & Portals Directory

Browse Exam & Recruitment Board Signature Presets

Select your recruitment board, commission, or government application portal below to auto-configure official signature guidelines, dimensions, and KB limits.

🏛️

Staff Selection Commission (SSC Exams)

10
🏛️SSC (All Exams)
140 × 60 px (4×2 cm)
10–20 KB JPG→
🏛️SSC CGL
140 × 60 px (4×2 cm)
10–20 KB JPG→
🏛️SSC CHSL
140 × 60 px (4×2 cm)
10–20 KB JPG→
📋SSC MTS
140 × 60 px (4×2 cm)
10–20 KB JPG→
🛡️SSC GD
140 × 60 px (4×2 cm)
10–20 KB JPG→
👮Delhi Police
140 × 60 px (4×2 cm)
10–20 KB JPG→
👮SSC CPO
140 × 60 px (4×2 cm)
10–20 KB JPG→
⚙️SSC JE
140 × 60 px (4×2 cm)
10–20 KB JPG→
⌨️SSC Steno
140 × 60 px (4×2 cm)
10–20 KB JPG→
📑SSC Selection
140 × 60 px (4×2 cm)
10–20 KB JPG→
🚂

Indian Railways (RRB Recruitments)

5
🚂RRB (All Exams)
140 × 60 px (50×20 mm)
10–20 KB JPG→
🚂RRB NTPC
140 × 60 px (50×20 mm)
10–20 KB JPG→
🔧RRB Technician
140 × 60 px (50×20 mm)
10–20 KB JPG→
🛤️RRB Group D
140 × 60 px (50×20 mm)
10–20 KB JPG→
🚆RRB ALP
140 × 60 px (50×20 mm)
10–20 KB JPG→
🏦

Banking & Insurance Exams (IBPS, SBI, RBI)

5
🏦IBPS RRB (Gramin Bank)
140 × 60 px (3.5×1.5 cm)
10–20 KB JPG→
🏦IBPS Banking
140 × 60 px (3.5×1.5 cm)
10–20 KB JPG→
💰SBI PO/Clerk
140 × 60 px (3.5×1.5 cm)
10–20 KB JPG→
🛡️NICL Insurance
140 × 60 px (3.5×1.5 cm)
10–20 KB JPG→
🏢RBI Grade B
140 × 60 px (3.5×1.5 cm)
10–20 KB JPG→
🎓

UPSC & Defence (Civil Services, NDA, CDS, AFCAT)

4
🎓UPSC OTR / CSE
350 × 350 px (3.5×3.5 cm)
20–300 KB JPG→
⚔️UPSC NDA
350 × 350 px (3.5×3.5 cm)
20–300 KB JPG→
🎖️UPSC CDS
350 × 350 px (3.5×3.5 cm)
20–300 KB JPG→
✈️AFCAT / Agniveer
140 × 60 px (4×2 cm)
10–50 KB JPG→
🩺

Entrance & Teaching (NEET, GATE, JEE, CTET, CAT)

8
🔬IIT GATE
560 × 160 px (5×2 cm)
5–200 KB JPG→
🩺NTA NEET
200 × 100 px (4×2.5 cm)
4–30 KB JPG→
📐NTA JEE
140 × 60 px (3.5×1.5 cm)
4–30 KB JPG→
🎓NTA CUET
140 × 60 px (3.5×1.5 cm)
4–30 KB JPG→
📜BCECE Bihar
140 × 60 px (3.5×1.5 cm)
10–20 KB JPG→
🏫KEAM & Polytechnic
140 × 60 px (3.5×1.5 cm)
10–30 KB JPG→
📚CBSE CTET
140 × 60 px (3.5×1.5 cm)
4–30 KB JPG→
📊IIM CAT
300 × 130 px (8×3.5 cm)
20–80 KB JPG→
🏛️

State PSCs & Police Recruitments (BPSC, UPPSC, CG Vyapam, HSSC, TSLPRB)

10
🏛️State PSC (All)
140 × 60 px (4×2 cm)
10–20 KB JPG→
📜BPSC Bihar
140 × 60 px (4×2 cm)
10–20 KB JPG→
🏛️TNPSC Tamil Nadu
140 × 60 px (3.5×1.5 cm)
10–20 KB JPG→
📑Gujarat OJAS
140 × 60 px (3.5×1.5 cm)
10–20 KB JPG→
🏛️UPPSC
140 × 60 px (3.5×1.5 cm)
10–20 KB JPG→
🌲CG Vyapam
140 × 60 px (4×2 cm)
10–40 KB JPG→
🌾HPSC / HSSC
140 × 60 px (3.5×1.5 cm)
10–20 KB JPG→
👮UP Police SI (UPSI)
140 × 60 px (3.5×1.5 cm)
5–20 KB JPG→
👮UP Police & Guard
140 × 60 px (3.5×1.5 cm)
5–20 KB JPG→
👮TSLPRB Signature
140 × 60 px (4×2 cm)
10–20 KB JPG→
📮

Postal, Identity & Subordinate Portals (India Post, PAN, DL, DSSSB, Courts)

7
📮India Post GDS
200 × 80 px (5×2 cm)
10–20 KB JPG→
📮Email & E-Sign
300 × 100 px (6×2 cm)
10–100 KB JPG→
💳PAN Card Signature
400 × 200 px (4.5×2 cm)
10–20 KB JPG→
🪪Voter ID & DL
140 × 60 px (4×2 cm)
10–20 KB JPG→
🏢DSSSB Delhi
140 × 110 px (4×3 cm)
10–40 KB JPG→
📝UPSSSC PET
140 × 60 px (3.5×1.5 cm)
10–20 KB JPG→
⚖️High Court
140 × 60 px (4×2 cm)
10–50 KB JPG→
🔍

Supported Format Variations & Related Search Terms

This tool automatically complies with all of the following specifications, format terms, and search variations for 300x300 Pixels:

✓ 300x300 signature resizer✓ signature resize 300 300✓ signature resize 300x300✓ signature resizer 300x300✓ 300 300✓ signature resize 300 300 pixels

Whether you need to resize signature for 300x300 Pixels, convert to 300 × 300 pixels (5 × 5 cm), or compress within 20 KB – 50 KB JPG with paper background whitening, this single utility handles it all in 1-click.

❓ Help & FAQs

Frequently Asked Questions (300x300 Pixels Signature Resizing & Specifications)

Official dimensions (300x300 px), KB limits (20–50 KB), ink requirements, and rejection prevention rules.

1What is 300 * 300 signature format?▼

It is an exact 1:1 square signature scan (300px width by 300px height) compressed between 20 KB and 50 KB in JPG format.

Complete Exam & Recruitment Upload Toolkit

Everything you need to format, crop, enhance, and compress your application documents to official government standards.

4 Free Online Tools
📷20 KB - 50 KB

Exam Photo Resizer

20 KB – 50 KB & DOP Stamping

Resize passport photos to 200×230 px, 350×350 px or 4×6" Postcard. Add Candidate Name & Date of Photo (DOP) bar.

Open Tool→
✍️10 KB - 20 KB

Signature ResizerActive

10 KB – 20 KB & White BG Cleaner

Crop signature scans to 140×60 px or 5:2 landscape ratio. Auto-remove gray shadows and boost pen ink clarity.

Current Tool→
🖋️Canvas E-Sign

Digital Signature Creator

Free Draw Pad & E-Signature Pad

Draw your smooth cursive signature directly on screen using touch or mouse. Download transparent PNG or white JPG.

Open Tool→
👆LTI Biometric

Thumb Impression Resizer

10 KB – 20 KB Biometric Contrast

Format Left Thumb Impression (LTI) scans with enhanced ridge clarity and exact portal dimensions in JPG format.

Open Tool→