If you’ve ever uploaded an image to a government website or job portal, you’ve probably seen this error:
“Image size should be below 500KB”
It’s one of the most common upload problems online.
Modern phones take high-quality photos, but those images are often too large for portals that have strict upload limits.
That’s why tools like image compressors have become essential.
At OptiKit, we built a simple tool that helps resize images to 500KB quickly without making them blurry or unusable.
Why Websites Use 500KB Limits
Many portals limit image sizes to:
reduce server load
speed up uploads
standardize documents
optimize storage
This is common on:
passport applications
exam registrations
job forms
college admissions
government portals
Common Mistakes People Make
Most users try:
taking screenshots repeatedly
random compression apps
editing software
WhatsApp compression
The result is usually poor image quality.
A Simpler Solution
Instead of manually editing photos, users can compress images directly online.
The tool supports:
JPG
PNG
WEBP
JPEG
It also works well on mobile devices.
Try it here:
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