Free Online Image Tools
Compress images to exact file sizes (100KB, 50KB, 20KB), convert formats, and optimize web graphics without losing quality. 100% private in-browser tools by PixyTool.
Image Compressor
Compress photos to custom exact sizes (KB) or percentage with zero quality loss.
Compress to 100KB
Instantly resize and compress images under 100KB for exam and job forms.
Compress to 50KB
Get photos under 50KB for UPSC, SSC, state PSC, and government portals.
Compress to 20KB
Compress signatures and small ID photos under 20KB with maximum clarity.
Compress to 200KB
Target exact 200KB limit for university applications and bank documents.
Compress to 500KB
Reduce high-resolution photos to under 500KB for fast web and email sharing.
Compress JPEG
Optimize JPG/JPEG images while preserving sharpness and vivid colors.
Compress PNG
Shrink PNG file size while maintaining crystal-clear transparency.
Convert to WebP
Convert heavy images to modern, super lightweight WebP format for fast websites.
Resize in KB
Set custom exact target KB values with automated precision optimization.
Favicon Generator
Generate multi-size favicons and app icons with instant ZIP download.
Government & Visa Image Requirements
Avoid instant form rejection. Check exact photo dimensions, signature byte limits, and allowed file formats verified against official 2026 recruitment notifications.
| Portal / Examination | Document Type | Strict Size Limit | Required Dimensions | Format | Action |
|---|---|---|---|---|---|
UPSC Civil Services (IAS / IFS / NDA) Face must occupy 3/4th of the photo, plain white background. | Photograph | 20 KB – 300 KB (Recommended: 100KB) | 350 × 350 px (Min) to 1000 × 1000 px | JPG / JPEG | Compress |
UPSC Civil Services (IAS / IFS / NDA) Black ink on white paper, strictly under 20KB. | Signature | 10 KB – 20 KB (Strict) | 350 × 350 px (Min) to 1000 × 1000 px | JPG / JPEG | Compress |
SSC CGL, CHSL, MTS & GD Constable Without spectacles or cap, light/white background. | Photograph | 20 KB – 50 KB | 3.5 cm (W) × 4.5 cm (H) | JPEG / JPG | Compress |
SSC CGL, CHSL, MTS & GD Constable Clear signature in running hand, strictly between 10KB and 20KB. | Signature | 10 KB – 20 KB | 4.0 cm (W) × 2.0 cm (H) | JPEG / JPG | Compress |
US Visa (DS-160 / Tourist / Student F1) Neutral expression, plain white background, max 240KB. | Visa Photograph | ≤ 240 KB (Ideal: 200KB) | 600 × 600 px (Square 2×2 inches) | JPEG / JPG | Compress |
Schengen European Visa (VFS Global) 70%–80% of photo covered by face, taken within last 6 months. | Visa Photograph | ≤ 100 KB | 35 mm × 45 mm | JPG / JPEG | Compress |
Passport Seva (Indian Passport Online) Clear color photo with white background, front view. | Photo & Supporting Docs | ≤ 200 KB | 4.5 cm × 3.5 cm | JPEG / JPG | Compress |
NEET UG (NTA Medical Entrance) White background, with candidate name and date of photo at bottom. | Passport & Postcard Photo | 10 KB – 200 KB | Postcard (4×6 in) / Passport (3.5×4.5 cm) | JPG / JPEG | Compress |
NEET UG (NTA Medical Entrance) Blue ink impression on white paper, clearly visible ridges. | Finger / Thumb Impressions | 10 KB – 200 KB | Left & Right hand fingers | JPG / JPEG | Compress |
GATE / JAM (IIT Entrance Exam) Aspect ratio 3:4, uniform light background, strictly verified. | Photograph | 5 KB – 200 KB | 480 × 640 px (Min) to 2400 × 3200 px | JPEG / JPG | Compress |
IBPS / SBI Bank PO & Clerk Recent passport photo, no red-eye or reflections in glasses. | Photograph | 20 KB – 50 KB | 200 × 230 px (4.5 × 3.5 cm) | JPG / JPEG | Compress |
IBPS / SBI Bank PO & Clerk Black ink signature in cursive, CAPITAL letters not accepted. | Signature & Declaration | 10 KB – 20 KB | 140 × 60 px | JPG / JPEG | Compress |
UPSC Civil Services (IAS / IFS / NDA)
Face must occupy 3/4th of the photo, plain white background.
Compress for UPSCUPSC Civil Services (IAS / IFS / NDA)
Black ink on white paper, strictly under 20KB.
Compress for UPSCSSC CGL, CHSL, MTS & GD Constable
Without spectacles or cap, light/white background.
Compress for SSCSSC CGL, CHSL, MTS & GD Constable
Clear signature in running hand, strictly between 10KB and 20KB.
Compress for SSCUS Visa (DS-160 / Tourist / Student F1)
Neutral expression, plain white background, max 240KB.
Compress for USSchengen European Visa (VFS Global)
70%–80% of photo covered by face, taken within last 6 months.
Compress for SchengenPassport Seva (Indian Passport Online)
Clear color photo with white background, front view.
Compress for PassportNEET UG (NTA Medical Entrance)
White background, with candidate name and date of photo at bottom.
Compress for NEETNEET UG (NTA Medical Entrance)
Blue ink impression on white paper, clearly visible ridges.
Compress for NEETGATE / JAM (IIT Entrance Exam)
Aspect ratio 3:4, uniform light background, strictly verified.
Compress for GATEIBPS / SBI Bank PO & Clerk
Recent passport photo, no red-eye or reflections in glasses.
Compress for IBPSIBPS / SBI Bank PO & Clerk
Black ink signature in cursive, CAPITAL letters not accepted.
Compress for IBPSHow PixyTool Image Suite Works in 4 Simple Steps
Illustrated step-by-step workflow. Zero server delays, zero data leaks, 100% private in your browser.
Why PixyTool Is 10x Safer & Faster
See the difference between old cloud upload converters and PixyTool's zero-upload client architecture.
Traditional Cloud Converters
Remote server processing
- Uploads private documents, IDs, and signatures to third-party servers.
- Slow upload & download queues on mobile networks.
- Strict daily file quotas and aggressive subscription paywalls.
- Risk of permanent cloud storage retention or security leaks.
PixyTool In-Browser EngineRecommended
100% Client-side local execution
- Zero Server Uploads: Files never leave your browser memory.
- Instant Speed: Zero network latency, instant conversions.
- Unlimited & Free: Process unlimited files without signup or limits.
- Mobile-Optimized: Smooth touch experience across iOS & Android.
Format Knowledge Base
Image Format Comparison: Which One Should You Use?
Compare compression ratios, transparency, browser compatibility, and best use cases across modern formats.
| Format | Compression Ratio | Transparency | Browser Support | Best For |
|---|---|---|---|---|
| WebPRecommended | Up to 85% smaller | Yes (Lossy & Lossless) | 97.5% (All modern browsers) | Modern websites, blogs, eCommerce, high compression |
| JPEG / JPG | Up to 75% smaller | No | 100% (Universal) | Photographs, digital camera photos, print uploads |
| PNG | Up to 50% smaller | Yes (Full 8-bit alpha) | 100% (Universal) | Logos, screenshots, graphics with text, transparency |
| AVIF | Up to 90% smaller | Yes (10-bit & 12-bit HDR) | 93% (Chrome, Safari 16+, Firefox) | Cutting-edge web apps, ultra-high compression |
Engineered for Quality & Performance
Why PixyTool Is The First Choice For Creators
Engineered specifically to solve strict upload constraints for government job forms, exam portals, web developers, and professional photographers.
Exact Target Size (100KB, 50KB, 20KB & More)
Never guess quality settings again. Select your required size (like 100KB or 50KB) and our tool automatically tunes the compression to make sure your photo fits safely under that limit.
Crystal Clear Quality (No Blurry Images)
Keep your photos sharp and clear. Our smart compressor shrinks the file size while preserving faces, document text, and signatures so they look just as good as the original.
Compress Multiple Photos & 1-Click ZIP
Compress dozens of photos at once without slowdowns. Download them individually or save everything together in one neat ZIP file with a single click.
Side-by-Side Before & After Comparison
Check the quality before downloading. Use the interactive split slider to compare your original photo and the compressed version side by side.
Convert Between Formats (WebP, JPG, PNG)
Easily convert photos between JPG, PNG, and modern WebP formats. Keep transparent backgrounds for logos or optimize photos for fast web sharing.
Instant Speed & Works 100% Offline
Everything happens directly on your device with no waiting for uploads. Once the website is opened, you can even compress images without an internet connection.
Exact Target Size (100KB, 50KB, 20KB & More)
Never guess quality settings again. Select your required size (like 100KB or 50KB) and our tool automatically tunes the compression to make sure your photo fits safely under that limit.
Crystal Clear Quality (No Blurry Images)
Keep your photos sharp and clear. Our smart compressor shrinks the file size while preserving faces, document text, and signatures so they look just as good as the original.
Compress Multiple Photos & 1-Click ZIP
Compress dozens of photos at once without slowdowns. Download them individually or save everything together in one neat ZIP file with a single click.
Side-by-Side Before & After Comparison
Check the quality before downloading. Use the interactive split slider to compare your original photo and the compressed version side by side.
Convert Between Formats (WebP, JPG, PNG)
Easily convert photos between JPG, PNG, and modern WebP formats. Keep transparent backgrounds for logos or optimize photos for fast web sharing.
Instant Speed & Works 100% Offline
Everything happens directly on your device with no waiting for uploads. Once the website is opened, you can even compress images without an internet connection.
Your Personal Photos & Documents Never Leave Your Device
Most online compressor websites upload your sensitive ID cards, signatures, and private photos to unknown remote servers. PixyTool works completely on your phone or computer. Nothing is ever uploaded, stored, or viewed by anyone.
Frequently Asked Questions
Everything you need to know about our image compression technology and file size standards.
Explore PixyTool Free Online Tools Directory
Quickly switch between PDF utilities, image compressors, developer tools, video processing, text tools, and calculators. All tools run 100% locally in your browser for unmatched privacy and speed.
Combine multiple PDF files into a single unified document in seconds.
Extract specific page ranges or separate all pages into individual files.
Reduce PDF file size while keeping text and illustrations sharp and clear.
Convert JPG, PNG, and WebP images into high-quality A4 PDF documents.
Compress photos to custom exact sizes (KB) or percentage with zero quality loss.
Instantly resize and compress images under 100KB for exam and job forms.
Get photos under 50KB for UPSC, SSC, state PSC, and government portals.
Compress signatures and small ID photos under 20KB with maximum clarity.
Format, beautify, validate, and minify JSON data with real-time syntax checking.
Convert plain text into Base64 strings and decode Base64 back to original text.
Decode JSON Web Tokens securely without sending sensitive tokens over the network.
Convert Epoch timestamps to human dates (UTC, local) and vice versa with live epoch clock.
Translate video dialogue into 30+ languages with matched voice tone, lip-sync pacing, and background music.
Translate spoken video audio into another language with matched vocal characteristics and timing.
Cut and trim video clips to exact start and end times instantly in browser.
Remove audio track from any video and download a clean silent MP4 file.
Count words, characters, sentences, and estimate reading time instantly.
Convert text to UPPERCASE, lowercase, Title Case, camelCase, and kebab-case.
Compare two texts side-by-side and highlight added, changed, and removed lines.
Convert article titles into clean SEO-friendly URL slugs automatically.
Calculate exact age in years, months, and days from any date of birth.
Calculate percentage, percentage change, and discount amounts instantly.
Add or remove GST/VAT from any price with 5%, 12%, 18%, 28% tax slabs.
Calculate monthly EMI, total interest, and loan repayment breakdown instantly.