Compress Image by Percentage
Reduce image file size by custom percentage. Choose from 10% to 90% reduction for optimal file size control. Fast, secure, and works entirely in your browser.
Current Reduction: 50%
Our smart compression algorithm will reduce your image file size by approximately 50% while maintaining visual quality. Adjust the slider below to choose your desired reduction percentage.
Upload Image to Compress
Drag & drop or click to browse
About Compress by Percentage Tool
Our free online tool reduces image file size by your chosen percentage. Perfect for when you need precise control over file size reduction for websites, email attachments, storage optimization, and bandwidth management.
Simply upload your image, choose your desired reduction percentage (10% to 90%), and our smart algorithm automatically compresses while maintaining visual quality. All processing happens securely in your browser. No registration required, completely free to use.
Custom Percentage
Choose exact reduction from 10% to 90%.
Smart Algorithm
Maintains quality while reducing size.
100% Secure
All processing happens in your browser.
How to Compress Image by Percentage
Upload Your Image
Click the upload box or drag and drop your image file (JPG, PNG, WebP).
Choose Percentage
Adjust the slider to select your desired reduction percentage (10%-90%).
Preview Results
View the compressed image and check the actual reduction achieved.
Download Image
Click download to save your compressed image with percentage in filename.
Pro Tip: For web optimization, 50-70% reduction works best. For email attachments, try 60-80% reduction. Adjust the slider in real-time to find your perfect balance!