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Image Conversion

Convert AVIF to HDR Online — Free

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

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How to Convert

1

Upload your .avif 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.

What is AVIF?

AVIF is a modern image format based on the AV1 video codec. It offers the best compression available, outperforming both WebP and JPEG.

Format Details

Full Name
AV1 Image File Format
Extension
.avif

Key Features

  • Best compression
  • HDR support
  • Transparency
  • Modern browsers

What is 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.

Format Details

Full Name
Radiance HDR
Extension
.hdr

Key Features

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

AVIF vs HDR

FeatureAVIFHDR
Full NameAV1 Image File FormatRadiance HDR
Extension.avif.hdr
Best ForBest compressionHigh dynamic range

Frequently Asked Questions

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.

Related Conversions

AVIF to JPGAVIF to PNGAVIF to WebPAVIF to HEICAVIF to GIFAVIF to BMPAVIF to TIFFAVIF to SVG