Compress Image To 20KB Online
SSC CGL, CHSL, MTS, UPSC Civil Services, IBPS PO, and dozens of state PSC exams require a scanned handwritten signature under 20KB. The signature is uploaded alongside your passport photo and must be clearly legible for identity verification on the exam day. Our tool achieves an exact 20KB output while keeping your pen strokes sharp.
Beyond the SSC and UPSC family, several state-level board exams, High Court recruitment portals, and banking institutes (SBI, RBI, Canara Bank) also use a 20KB signature limit. Use this dedicated tool for quick, compliant compression every time.
When Do You Need Exactly 20KB?
Common scenarios where a 20KB file size is required.
SSC / UPSC Forms
SSC CGL, UPSC Civil Services, and MTS mandates a scanned signature under 20KB (200×230px) for the online application.
IBPS / RBI / SBI
Banking exams like IBPS PO, RBI Grade B, and SBI CNA require both photo (50KB) and signature (20KB).
Thumb Impression
State-level PSC exams frequently require a 20KB thumb impression alongside the signature.
How to Compress an image to 20KB:
- Upload your image: Simply click on the upload box above or drag and drop the image you want to compress.
- Automatic Adjustment: The compression size is automatically set to 20KB, but you can further customize the quality and dimensions if needed.
- Instant Processing: Our completely private, browser-based engine will instantaneously reduce the image size to exactly 20KB.
- Download your compressed image: In just a split second, your perfectly sized 20KB photo will be ready for download.
Key Features
- Lightning-fast Compression: Say goodbye to long cloud wait times. Our tool compresses images to 20KB instantly using your own device's power.
- 100% Private & Secure: Your privacy matters. Images are never uploaded to any external servers, unlike other tools. Everything happens securely in your web browser.
- Supports Multiple Formats: Whether it's JPEG, PNG, or WebP, our tool seamlessly handles and reduces them all.
- Exact File Size Engine: Need your image strictly under 20KB? Our algorithm automatically calibrates the compression ratio to meet your exact requirement.
- Quality Retention: Despite the drastic size reduction, our tool maintains crystal-clear image quality, ensuring your documents and photos look completely professional.
Common Questions About 20KB Compression
Q: What size photo does SSC CGL require?
A: SSC CGL requires a passport-size photograph of 20KB (max) in JPEG format. For the scanned signature, it must also be under 20KB at 200×230 pixels.
Q: Can I use this tool for my IBPS PO application?
A: Yes. IBPS PO requires the signature to be between 10KB and 20KB at 800×300 pixels. Upload your signature image here, set the target to 20KB, and use the Customize panel to resize to 800×300 if needed.
Q: Will my signature look clear at 20KB?
A: Yes. 20KB is sufficient for a clear, legible signature. Our tool uses smart compression to retain the critical ink curves and pen strokes even at aggressive file size reductions.
🔗 You May Also Need
Related tools for your specific requirement.