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Compress Image Tools

Perceptual image compression utilities to shrink JPG, PNG, and WebP file sizes toward specific KB/MB limits without visible distortion.

39 Free Utilities

Image Compressor

Compress JPG, PNG, WebP while preserving visual quality whenever possible.

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Bulk Image Compressor

Compress multiple JPG, PNG, and WebP images and download them together.

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Compress to 10KB

Smart compression to shrink image file size below 10KB while maintaining visual quality.

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Compress to 15KB

Smart compression to shrink image file size below 15KB while maintaining visual quality.

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Compress to 20KB

Smart compression to shrink image file size below 20KB while maintaining visual quality.

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Compress to 25KB

Smart compression to shrink image file size below 25KB while maintaining visual quality.

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Compress to 30KB

Smart compression to shrink image file size below 30KB while maintaining visual quality.

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Compress to 40KB

Smart compression to shrink image file size below 40KB while maintaining visual quality.

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Compress to 45KB

Compress an image toward a 45KB upload target.

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Compress to 50KB

Smart compression to shrink image file size below 50KB while maintaining visual quality.

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Compress to 60KB

Compress an image toward a 60KB upload target.

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Compress to 70KB

Compress an image toward a 70KB upload target.

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Compress to 75KB

Smart compression to shrink image file size below 75KB while maintaining visual quality.

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Compress to 80KB

Compress an image toward an 80KB upload target.

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Compress to 90KB

Compress an image toward a 90KB upload target.

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Compress to 100KB

Smart compression to shrink image file size below 100KB while maintaining visual quality.

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Compress to 120KB

Smart compression to shrink image file size below 120KB while maintaining visual quality.

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Compress to 150KB

Smart compression to shrink image file size below 150KB while maintaining visual quality.

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Compress to 200KB

Smart compression to shrink image file size below 200KB while maintaining visual quality.

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Compress to 250KB

Smart compression to shrink image file size below 250KB while maintaining visual quality.

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Compress to 300KB

Smart compression to shrink image file size below 300KB while maintaining visual quality.

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Compress to 350KB

Smart compression to shrink image file size below 350KB while maintaining visual quality.

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Compress to 400KB

Compress your image file size toward 400KB while preserving visual quality whenever possible.

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Compress to 450KB

Compress your image file size toward 450KB while preserving visual quality whenever possible.

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Compress to 500KB

Compress your image file size to 500KB while preserving visual quality whenever possible.

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Compress to 600KB

Compress your image file size to 600KB while preserving visual quality whenever possible.

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Compress to 700KB

Compress your image file size to 700KB while preserving visual quality whenever possible.

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Compress to 800KB

Compress your image file size to 800KB while preserving visual quality whenever possible.

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Compress to 900KB

Compress your image file size to 900KB while preserving visual quality whenever possible.

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Compress to 1MB

Compress your image file size to 1MB while preserving visual quality whenever possible.

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Compress to 1.5MB

Compress your image file size to 1.5MB while preserving visual quality whenever possible.

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Compress to 2MB

Compress your image file size to 2MB while preserving visual quality whenever possible.

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Compress to 3MB

Compress your image file size to 3MB while preserving visual quality whenever possible.

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Compress to 4MB

Compress your image file size toward 4MB while preserving visual quality whenever possible.

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Compress to 5MB

Compress your image file size toward 5MB while preserving visual quality whenever possible.

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Compress to 10MB

Compress your image file size toward 10MB while preserving visual quality whenever possible.

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Compress PNG to 50KB

Compress PNG to 50KB without losing transparency.

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Compress JPEG to 100KB

Compress JPEG and JPG images to 100KB.

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Reduce Image Size in KB Online

Reduce image size in KB online.

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Recommended Workflows in Compress Image Tools

Target File Size Compression

Upload photo -> Select target size (20KB, 50KB, 100KB) -> Compare side-by-side preview -> Download optimized image.

How to Choose the Right Tool

If Your Task Is...Recommended ToolAction
Candidate signature upload capped at 20KBCompress to 20KBOpen Tool
Passport photo upload capped at 50KBCompress to 50KBOpen Tool
Document photo capped at 100KBCompress to 100KBOpen Tool

Best Practices & Practical Tips

  • Pre-crop background margins to allow maximum byte density for the subject.
  • Select WebP format when destination portals accept it for better visual quality at low KB.

Common Mistakes to Avoid

  • ⚠️Compressing low-resolution screenshots repeatedly, causing excessive JPEG ringing artifacts.

Frequently Asked Questions

How does target size compression work?

The tool iteratively adjusts quantization matrix coefficients and downscales high-frequency chroma data until the output meets the target byte budget.