Image Compressor (KB Converter)

Compress your JPEG, PNG, or WebP images to exact target sizes like 20KB, 50KB, or 100KB online. Fast, secure, and 100% client-side compression without losing quality.

Upload & Compress

Select Image File

Drag & drop or click to upload

Online Image Compressor - Compress JPEG/PNG to KB

Government portals like SSC, UPSC, and IBPS demand photo uploads under strict file sizes, usually between 20KB and 50KB. Our online Image Compressor allows you to reduce the file size of your JPEGs, PNGs, and WEBP images to your exact required KB limits.

The compression processes locally in your browser using canvas technology, keeping your images 100% private.

Key Reference & Specifications Table

PortalMaximum Photo SizeMaximum Signature SizeTarget Format
SSC Portals20 KB - 50 KB10 KB - 20 KBJPEG / JPG
UPSC CSE Forms20 KB - 300 KB20 KB - 300 KBJPEG / JPG
IBPS Exam Registry20 KB - 50 KB10 KB - 20 KBJPEG / JPG
NTA Exam Forms10 KB - 200 KB4 KB - 30 KBJPEG / JPG

How to Use the Online Online Image Compressor

  1. Upload your photo or document image using the select box.
  2. Enter your desired target file size in KB (e.g. 50).
  3. The compressor optimizes the JPEG quality block in real-time.
  4. Click download to save the compressed image file to your device.

Frequently Asked Questions (FAQs)

How does the image compressor reduce file size?

It adjusts the JPEG compression quality matrix, optimizing the visual information layout without changing the physical dimensions of the photo.

Will my compressed image look blurry?

Our compressor uses an iterative optimization loop that achieves the best balance between small file size (KB) and visual clarity.

Is my uploaded image secure on this site?

Yes. The compressor uses client-side JavaScript. No images are uploaded to any server; they are processed inside your browser.

Can I compress PNG images with this tool?

Yes. However, since PNG is a lossless format, the tool will convert and compress the output into JPEG format to achieve the small target KB sizes required by exam portals.

What is the best file size for SSC photo uploads?

The SSC portal requires candidate photographs to be between 20 KB and 50 KB in JPG/JPEG format.

What is the signature file size limit for government forms?

Most portals restrict signature file uploads to between 10 KB and 20 KB.

Does this tool work on mobile browsers?

Yes. You can compress images using Safari, Chrome, or Firefox on both Android and iOS smartphones.

Why does my image have a larger KB size after compressor?

If you input a target KB larger than the original photo size, the tool will export the original image without modifications.

Can I compress images in bulk?

Currently, the tool supports compressing one image at a time to allow manual target configuration and quality checks.

What format is exported by the compressor?

The compressor primarily exports in JPEG/JPG format, which is the universally accepted standard for online applications.