Compress by Percentage

Reduce image file size by a specific percentage value with precision. Set target reduction (20-70%), and our smart binary search algorithm automatically finds the optimal quality to achieve exactly that compression. Control tolerance (±2-10%) and maximum quality loss. Perfect for meeting specific file size requirements or batch processing with consistent results.

Drop images here or click to upload

JPG/PNG Images→Exact % Reduction

Key Features

Exact Percentage

Reduce file size by precise percentage (20-70%)

Binary Search Algorithm

Smart algorithm finds optimal quality automatically

Accuracy Tracking

See how close to target with tolerance control

How to Compress by Percentage

Follow these steps to achieve exact percentage-based compression

1

Upload Images

Drop JPG or PNG images. Tool shows original file sizes for reference.

2

Set Target Percentage

Choose reduction: 20-70%. Set tolerance (±2-10%) and max quality loss.

3

Compress with Precision

Binary search algorithm finds optimal quality. See attempts and accuracy status.

4

Download Results

View target vs actual reduction. Download images with exact percentage achieved.

Frequently Asked Questions