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Nexyo
🖼️ Image Tools
🗜️ Smart Compression — Best Quality at 500KB

Compress Image to 500KB Free Online

Reduce any image to exactly 500KB while keeping the best possible quality. Great for email attachments, website uploads and social media. Fully private.

100% Free No Signup Private — No Server Upload Works on Mobile
🗜️

Drop your image here

Compress any image to exactly 500KB or your custom target

JPG · PNG · WebP · GIF — Max 30MB
⚙️ Compression Settings
Target Size
KB
How It Works
01

Upload Your Image

Drop any JPG, PNG or WebP up to 30MB. Your image never leaves your device.

02

Set Target Size

500KB is pre-selected. Switch between 200KB, 300KB, 500KB, 1MB or enter a custom target.

03

Download

Your compressed image downloads instantly as a JPG.

Frequently Asked Questions
Why compress to 500KB?
500KB is a common limit for email attachments, website image uploads and social media platforms. Most platforms accept images under 500KB without issues.
How much quality will I lose?
At 500KB most photos look identical to the original on screen. Quality loss only becomes visible at very low targets like 50-100KB.
What format is the output?
JPG — the best format for photo compression.
Is this free?
Yes, completely free. No account needed.

Compress Image to 500KB

500KB is a practical size for most everyday uses. Email providers, website CMS platforms and social media all handle 500KB images easily. Our smart binary search algorithm finds the highest quality JPEG setting that meets your target every time.

500KB for Website Performance

Google recommends keeping images under 1MB for good Core Web Vitals scores. Compressing to 500KB or less helps your website load faster — which directly impacts your Google search rankings.