Image Compression Tool

Intelligently compress image file sizes while maintaining optimal visual quality

Adjustable Compression Levels

From light to extreme compression, meeting different needs while balancing file size and image quality

Fast Processing

Local processing, no need to upload to servers, protecting privacy while completing compression quickly

Multiple Format Support

Supports JPEG, PNG, WebP and other mainstream formats, intelligently selecting optimal compression schemes

Upload Image

Memory Unit Converter Tool

Quick Convert

Memory Unit Knowledge

Basic Unit Relationships

  • • 1 KB = 1,024 B (Bytes)
  • • 1 MB = 1,024 KB = 1,048,576 B
  • • 1 GB = 1,024 MB = 1,073,741,824 B
  • • 1 TB = 1,024 GB = 1,099,511,627,776 B

Image File Size Reference

  • • Low quality JPEG: 50-200 KB
  • • Medium quality JPEG: 200 KB - 2 MB
  • • High quality JPEG: 2-10 MB
  • • PNG files: Usually 2-5 times larger than JPEG
  • • RAW format: 20-100 MB

Optimization Suggestions

  • • Web images: Recommend under 500 KB
  • • Social media: Recommend under 2 MB
  • • Email attachments: Recommend under 5 MB
  • • Print images: Can maintain higher quality

Compression Limitations

  • • Already optimized images have limited re-compression effects
  • • Small-sized images may not be compressible further
  • • Re-encoding sometimes increases file size
  • • Try different compression levels to find optimal results

Use Cases

See how image compression can help your projects

Social Media

Quickly compress social media images, saving upload time and storage space.

Compression Demo
Original size
Compressed
Faster upload

Website Optimization

Compress website images to significantly improve page loading speed and user experience.

Before: 2.1MBAfter: 458KB
78% space saved

Email Attachments

Compress email attachment images to meet most email providers' size restrictions.

Exceeds limit
→
Meets requirements
Send successfully

Usage Guide

Operation Steps

  1. Upload the image file you want to compress
  2. Select appropriate compression level or customize compression ratio
  3. Click "Start Compression" to process
  4. Preview compression results and download compressed image

Use Cases

  • Website image optimization to improve loading speed
  • Reduce email attachments to save transmission time
  • Save storage space and reduce server costs
  • Mobile image optimization to save data
  • Individual testing before batch image processing