Easily compress photos and signatures to an exact file size (20kb, 50kb, 100kb). 100% free, offline, and secure right in your browser.
Everything you need to optimize images for the web and official forms without compromising on quality.
Your photos never leave your device. All processing happens locally in your browser.
No waiting for uploads or downloads. Instant processing powered by modern web tech.
Optimized for phones. Compress images on Android and iOS with ease.
Type in targets like 50KB or 100KB, and we will hit them precisely. Say goodbye to guesswork.
Quickly compress your images to the most common requested file sizes.
Ideal for signatures and thumb impressions on official portals.
Standard requirement for passport photos in job applications.
Perfect for secondary documents like Aadhar or PAN card uploads.
Three simple steps to the perfect image size.
Tap the upload box or drag and drop any JPG, PNG, or WebP image from your device.
Specify your desired target size in KB (e.g. '50') or adjust dimensions and quality manually.
Our engine processes the image instantly. Click download to save the optimized file.
Dedicated tools for India's most frequent image size requirements.
Govt Exam Forms
SSC, UPSC, IBPS
Compress signatures to 20KB and photos to 50KB for government exam online applications.
Compress image to 20KB for SSC signatures →Passport Photos
Govt Jobs & Railways
Resize your passport photo to exactly 3.5×4.5cm at exactly 50KB for any portal.
Compress passport photo to 50KB →Signature Resize
NTA, SSC, UPSC
Compress scanned signatures to 10KB (NTA/NEET) or 20KB (SSC/UPSC/IBPS) instantly.
Resize signature to 10KB–20KB online →Documents & ID Cards
Aadhar, PAN, Certificates
Upload Aadhar, PAN, and degree scans under 100KB for e-governance portals.
Compress documents to 100KB →Quick guides on how to meet image size requirements for popular exam portals.
SSC CGL requires a photograph under 20KB (JPEG format, 3.5×4.5 cm). Upload your photo here, set target to 20KB, and download the compressed version. The form also needs a signature under 10KB — use our signature resize tool for that.
UPSC CSE online application needs a photograph under 50KB and a signature under 20KB. Our tool lets you set the exact KB target and compresses your image instantly in the browser. No upload, no waiting — just drag, compress, and download.
NTA exams (NEET UG, JEE Main, CUET) require a signature between 4KB–10KB. Scan your handwritten signature on white paper, crop it tightly, and use our 10KB compressor. The tool preserves clarity while meeting NTA's strict limit.
IBPS PO and SBI recruitment portals need a passport-size photo under 50KB (JPEG, 200×230 pixels). Use our passport photo maker to crop to the right dimensions and compress to exactly 50KB without losing quality.
How we compare to popular alternatives.
| Feature | ReduceImageKB ✦ | TinyPNG | iLoveIMG |
|---|---|---|---|
| Works Offline (No Upload) | ✅ | ❌ | ❌ |
| Exact KB Target | ✅ | ❌ | ❌ |
| Before/After Comparison Slider | ✅ | ❌ | ❌ |
| Batch Compression | ✅ | ✅ | ✅ |
| All-Direction Format Converter (JPG↔PNG↔WebP) | ✅ | ❌ | ✅ |
| Free, No Login | ✅ | ✅ | ✅ |
| Govt Exam Presets (SSC, UPSC) | ✅ | ❌ | ❌ |
| Pixel Dimension Resize | ✅ | ❌ | ✅ |
| Privacy — No Server Storage | ✅ | ❌ | ❌ |
Comparison based on publicly available feature sets as of 2025. ✦ All features free, no account required.
Help a friend preparing for exams — share ReduceImageKB!