Smart Image Compressor
Reduce file size while preserving visual quality. Supports JPG, PNG, and WebP formats.
Image Compression Tool
Optimize your images for faster loading and smaller storage. Adjust compression level to find the perfect balance.
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Supported formats: JPG, JPEG, PNG, WebP | Compression levels: 1-100% | Batch processing: Yes
Free Online Image Compressor
What is ImageToolkit Compressor?
Our free online image compressor helps you reduce file sizes without noticeable quality loss. Perfect for optimizing images for websites, social media, or email attachments.
Unlike other tools, we process your images directly in your browser - your files never upload to our servers, ensuring complete privacy.
Key Benefits
- Privacy-first: No server uploads, all processing happens locally
- Batch processing: Compress multiple images at once
- Format control: Convert to JPG, PNG, or WebP during compression
- Quality adjustment: Fine-tune compression from 1-100%
- Fast downloads: Get all compressed images in a single ZIP file
How to Compress Images
- Upload images - Drag and drop or click to browse files
- Adjust settings - Choose output format and quality level
- Preview results - See before/after comparison
- Download - Get your optimized images in one click
Best Practices
For Websites
Use WebP format at 70-80% quality for best performance
For Social Media
JPEG at 85% quality maintains visibility while reducing size
For Printing
PNG format at 100% quality preserves all details
For Email
Keep images under 1MB using aggressive compression
Need help?contact us at info@imagetoolkit.net