Compress Image Size to 30KB
Original Image
Compressed Image
How to Compress Images to 30KB
Step 1 — Upload
Click “Upload Image” or drag and drop a JPEG, PNG, or WEBP file onto the tool. Your file is read locally — it is never sent to any server.
Step 2 — Preview
The image preview loads immediately in your browser. Check the original file size and dimensions displayed below the preview before proceeding.
Step 3 — Compress
Click “Compress to 30KB”. Our algorithm finds the optimal quality setting to reach 30 KB — usually in under 2 seconds, entirely in your browser.
Step 4 — Download
Preview the compressed result and confirm the new file size. Click “Download” to save the 30 KB image to your device instantly — no sign-up required.
What is Reduce Image to 30 KB?
Reducing images to 30 KB is ideal for blogs, news websites, and mobile-first applications where dozens of images appear on a single page. Google's Core Web Vitals score rewards fast image loads, and keeping every image under 30 KB dramatically improves Largest Contentful Paint (LCP) times. Our compressor targets 30 KB with minimal quality loss for typical web photography.
When to Use a 30 KB Image
Blog & Article Inline Images
Long-form content can have 5–15 images. At 30 KB each that is 450 KB of images total — fast on any connection.
Mobile App Listing Screenshots
App store screenshots should load fast in the store itself; 30 KB screens still look excellent on 375 px wide phone previews.
Email Header Images
Keeping email hero images at 30–40 KB avoids bandwidth issues and ensures Gmail shows the image by default.
Low-Bandwidth Regions
Users in areas with slow connections appreciate pages that load in under 2 seconds. 30 KB images contribute significantly to that goal.
Tips for Best Results at 30 KB
- 1Match display size to file size — if the image is displayed at 400 px wide, compress it to 400 px wide.
- 2Progressive JPEG rendering gives users something to look at while the image finishes loading.
- 3Run Google PageSpeed Insights before and after to see the Core Web Vitals improvement.
Frequently Asked Questions — 30 KB Image Compression
How does 30 KB affect Google PageSpeed score?
PageSpeed rewards fast page loads. Replacing a 300 KB image with a 30 KB equivalent can directly improve your performance score and LCP metric.
What is a typical photo resolution at 30 KB?
A 700 × 450 px landscape photo at JPEG quality 60 is typically 28–32 KB — clean and sharp enough for web display.