Convert ICO to WebP

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Max file size 100mb.

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ICO vs WebP Format Comparison

Aspect	ICO (Source Format)	WebP (Target Format)
Format Overview	ICO Windows Icon Icon format used primarily for Windows applications, favicons, and system icons. System	WebP Web Picture Format Modern web image format developed by Google with superior compression and quality. Modern
Compression	Lossless compression with optional PNG or BMP encoding inside ICO container.	Advanced lossy and lossless compression providing 25-50% smaller files than PNG/JPEG.
Color Depth	Variable: 1, 4, 8, 16, 24, or 32 bits per pixel with alpha transparency.	24-bit RGB with 8-bit alpha channel, supporting full color spectrum with transparency.
File Size	Very small files (1-100 KB) designed for icon usage and multiple resolutions.	Ultra-small files (500 bytes - 5 MB) with superior compression efficiency.
Multiple Resolutions	Contains multiple image sizes (16x16, 32x32, 48x48, 256x256) in one file.	Single resolution image with excellent scalability due to superior compression.
Advantages	Multiple resolutions in single file Transparency support with alpha channel Optimized for small icon sizes Windows system integration	Superior compression with smaller file sizes Excellent image quality preservation Fast loading times for web applications Advanced features like animation support
Disadvantages	Limited to small dimensions (typically ≤256px) Windows-centric format Complex multi-resolution structure Limited editing tool support	Limited support in older browsers Newer format with fewer editing tools Single resolution per file Requires fallback images for full compatibility
Use Cases	Application and system icons Website favicons Desktop shortcuts Windows taskbar icons	Modern web applications and icons Progressive web app assets Mobile-optimized graphics Performance-critical web images
Tooling & Ecosystem	Icon editors (IcoFX, Greenfish) Windows Explorer Visual Studio, development tools	Modern image editors and converters Web development frameworks Google's WebP tools and libraries
Browser Support	Limited support; mainly for favicons. Not suitable for general web display.	Excellent support in modern browsers (Chrome, Firefox, Safari, Edge). Growing adoption.
Transparency	Full alpha transparency support optimized for small icon graphics.	Advanced alpha transparency with smooth gradients and efficient compression.
Performance	Optimized for system icon display with instant loading of multiple sizes.	Exceptional web performance with faster loading and reduced bandwidth usage.
Animation Support	No animation support; static images only.	Native animation support similar to GIF but with better compression.

Why Convert ICO to WebP?

Converting ICO (Windows icon) to WebP is perfect for modernizing your web applications and improving performance. WebP format delivers exceptional compression efficiency, reducing file sizes by 25-50% compared to PNG while maintaining superior image quality and transparency. This conversion is ideal for progressive web apps, mobile-optimized websites, and performance-critical applications where every byte matters. WebP's advanced features like animation support and excellent browser compatibility make it the future-proof choice for web developers who want to deliver crisp, fast-loading icons across all modern platforms while significantly reducing bandwidth usage.