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Image Conversion

Convert ICO to HDR Online — Free

Fast, free ICO to HDR converter. No registration required.

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2M+ fichiers convertis

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Comment convertir

1

Upload your .ico file by dragging it into the upload area or clicking to browse.

2

Choose your output settings. The default settings work great for most files.

3

Click Convert and download your .hdr file when it's ready.

Qu'est-ce que le format ICO ?

ICO is the image format used for icons in Windows. It can contain multiple image sizes in a single file for different display contexts.

Détails du format

Nom complet
Windows Icon
Extension
.ico

Caractéristiques clés

  • Windows icons
  • Multiple sizes
  • Favicon support
  • Transparency

Qu'est-ce que le format HDR ?

HDR (Radiance) is a high dynamic range image format used in 3D rendering, lighting design, and photography. It stores full floating-point color data for realistic lighting effects.

Détails du format

Nom complet
Radiance HDR
Extension
.hdr

Caractéristiques clés

  • High dynamic range
  • 3D rendering
  • Lighting design
  • Float precision

ICO vs HDR

CaractéristiqueICOHDR
Nom completWindows IconRadiance HDR
Extension.ico.hdr
Idéal pourWindows iconsHigh dynamic range

Questions fréquemment posées

Converting between lossless formats (PNG, BMP, TIFF) preserves perfect quality. For lossy formats like JPG and WebP, you can adjust the quality slider to control compression. Default settings prioritize visual quality.
Transparency is preserved when converting to formats that support it (PNG, WebP, TIFF, GIF). If the target format doesn't support transparency, a white background is applied.
Yes. Upload your HEIC files and convert to JPG, PNG, or WebP instantly. Perfect for making iPhone photos compatible with any device or platform.
No resolution limit. We handle images of any size — from small icons to high-resolution photos and print-ready images.
Pro users can batch convert multiple images at once. Free users can convert one image at a time. All conversions are processed on our servers, so even large files convert quickly.

Conversions associées

ICO to JPGICO to PNGICO to WebPICO to HEICICO to GIFICO to BMPICO to TIFFICO to AVIF