Optimizing Images for Web Performance

File size optimization is crucial for web performance, user experience, and SEO. Large images slow down page loads, increase bandwidth costs, and negatively impact conversion rates.

How to Use This Tool

Upload any image (JPEG, PNG, WebP supported)
Set your target file size in kilobytes
Choose output format based on browser support needs
Process and download the optimized version

Real-World Examples

Blog Header Image

Target: 50-100KB. Start with high-quality source, reduce to 80% quality, dimensions around 1200×600px.

Product Gallery

Target: 100-200KB. Maintain detail while reducing file size through careful quality adjustment.

Social Media Preview

Target: 20-50KB. Small file size with dimensions matching platform requirements (1200×630px for Facebook).

Recommended File Sizes

Use Case	Max Size	Dimensions
Hero Images	100-200KB	1920×1080px
Content Images	50-100KB	800-1200px width
Thumbnails	10-30KB	300-400px width

Frequently Asked Questions

Which browsers support this tool?

All modern browsers that support Canvas and File APIs (Chrome, Firefox, Safari, Edge). WebP export requires browser support for WebP format.

How accurate is the file size targeting?

We use binary search to find the optimal quality setting, typically achieving within 5% of your target size. Complex images may vary slightly.

Does this tool handle color profiles?

Images are processed in the browser's default sRGB color space. For critical color work, verify results with professional tools.

Target File Size Reducer

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Target File Size Reducer

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