About Image Compressor to 20 KB
Engineering principles, design constraints, and transparent algorithm parameters.
Purpose & Philosophy
Many application systems use file-size ceilings for photo IDs or signature scans, including limits such as 20 KB, 50 KB, or 100 KB. The exact boundary and other requirements depend on the destination.
Image tools differ in where they process files and how they set output limits. We make the processing location and the exact output size visible so you can check the result.
Image Compressor to 20 KB was engineered to solve this problem with deterministic math, strict client-side execution, and local image processing. Website usage analytics are disclosed in our privacy policy.
Core Technical Constraints
Maximum Input Size: 15,000,000 bytes (15 MB)
Maximum Input Pixels: 24,000,000 px (24 Megapixels)
Maximum Edge Length: 16,384 pixels
Minimum Output Area: 4,096 px² (64×64px floor)