Drop or paste images

JPGPNGWebPHEICAVIFTIFFGIFSVGICO

Settings

Images are processed locally on your device, ensuring privacy.

Set image quality

Higher values retain more detail, while lower values result in smaller file sizes.

Limit file size

Try to compress the image to a target file size.

%

Keep original dimensions

Do not alter the width and height of the image.

Limit dimensions

Limit the width and height of the image.

Default

JPG, PNG, WebP, ICO → Unchanged • HEIC, AVIF, TIFF, GIF, SVG → PNG

JPG

Effective at reducing file size of large photos and images, with some quality loss.

PNG

Preserves image sharpness, colors, and transparency, but may result in large files.

WebP

Retains good details and transparency, may affect colors slightly at low quality settings.

ICO

Mainly used for website favicons and Windows file icons

Free PNG to ICO Converter - Convert PNG to ICO Online

Convert PNG to ICO online free! Create website favicons and app icons. No upload needed - secure offline conversion in your browser for complete privacy and professional icon creation.

What is PNG to ICO Conversion?

PNG to ICO conversion transforms PNG images into Windows icon format. This process creates professional icons suitable for website favicons, desktop applications, and Windows system integration.

Why Convert PNG to ICO?

Website Favicon Creation

Create professional favicons for websites. ICO format is the traditional and widely supported format for browser favicons.

Application Icon Development

Generate icons for desktop applications and Windows software. ICO format provides multiple sizes in a single file.

System Integration

ICO format is required for proper Windows system integration and taskbar display. Essential for professional software development.

Multi-Size Icon Support

ICO format can contain multiple icon sizes (16x16, 32x32, 48x48, 64x64) in a single file for different display contexts.

How Our PNG to ICO Converter Works

Complete Privacy and Security

  • All conversion happens locally in your browser
  • No files uploaded to external servers
  • Your images never leave your device
  • Zero data collection or storage

Advanced Icon Generation

  • High-quality PNG to ICO conversion algorithms
  • Multi-size icon generation capabilities
  • Transparency preservation technology
  • Professional output optimization

Professional Icon Creation

  • Multiple icon sizes in single ICO file
  • Perfect transparency preservation
  • Windows-compatible icon generation
  • Favicon optimization features

Key Features

  • Multi-size icon generation (16x16 to 256x256)
  • Perfect transparency preservation
  • Batch processing for multiple PNG files
  • Professional Windows-compatible output
  • Website favicon optimization
  • Real-time preview before download
  • Automatic PNG file detection

When to Convert PNG to ICO

Website Development

Create professional favicons for websites that display properly in all browsers and bookmark systems.

Desktop Application Development

Generate icons for Windows desktop applications and software that integrate properly with the system.

Software Distribution

Create icons for software installers and application packages that display correctly in Windows.

Branding and Identity

Convert logo designs to ICO format for consistent branding across websites and applications.

How to Convert PNG to ICO

  1. Upload PNG Images: Drag and drop or click to select PNG files
  2. Select Icon Sizes: Choose which icon sizes to include in the ICO file
  3. Configure Options: Set transparency and quality preferences
  4. Preview Results: Review generated ICO with multiple size previews
  5. Download Files: Get your professional ICO icons instantly

Technical Specifications

  • Input Format: PNG (all variants with transparency)
  • Output Format: ICO (Windows Icon)
  • Icon Sizes: 16x16, 24x24, 32x32, 48x48, 64x64, 128x128, 256x256
  • Transparency: Full alpha channel preservation
  • Color Depth: Up to 32-bit RGBA
  • Compatibility: Windows and web browser compatible
  • Browser Support: All modern browsers
  • Processing Speed: Instant conversion

Start Converting PNG to ICO Now

Convert your PNG images to professional ICO format instantly with our free, secure conversion tool. Perfect for website favicons and application icon development.