# Convert HDR to AVIF

> Convert HDR to AVIF online for free. Runs entirely in your browser, so your files never leave your device. Fast batch conversion, no sign-up, no watermarks.

URL: https://www.converterrr.com/hdr-to-avif

- Runs in the browser with ImageMagick: files are not uploaded, and no credits are used.
- Engines: ImageMagick (browser), ImageMagick (cloud).
- API: available. `POST /api/v1/jobs` with `"output_format": "avif"` (paid plans).
- More: [Image converter](https://www.converterrr.com/image-converter), [HDR converter](https://www.converterrr.com/hdr-converter).

## How to convert HDR to AVIF

1. **Add your HDR files.** Drag and drop HDR files onto the converter, paste them, or click to browse. You can add several at once.
2. **Choose AVIF.** AVIF is already selected. Open Options if you want to change quality, size or metadata.
3. **Convert.** Click Convert. Your files are converted right in your browser in seconds.
4. **Download your AVIF.** Download each AVIF file, or everything at once as a ZIP.

## Good to know

- HDR files are typically used for HDRI environment maps in 3D software, while AVIF is best for high-performance websites and modern apps.
- This conversion runs on ImageMagick, running locally in your browser — nothing is uploaded and it works even on slow connections.

## HDR vs AVIF

|  | HDR | AVIF |
| --- | --- | --- |
| Full name | Radiance HDR | AV1 Image File Format |
| Type | Image | Image |
| Extensions | .hdr | .avif |
| MIME type | image/vnd.radiance | image/avif |
| Best for | HDRI environment maps in 3D software | high-performance websites and modern apps |
| Properties | HDR | lossy compression, lossless, transparency, HDR, open standard |

**HDR:** Radiance HDR (RGBE) stores high-dynamic-range images and is widely used for environment maps and image-based lighting.

**AVIF:** AVIF is a next-generation image format based on the AV1 video codec. It delivers excellent quality at very small sizes and supports HDR and transparency.

The other way around: [convert AVIF to HDR](https://www.converterrr.com/avif-to-hdr).

## Related conversions

- [AVIF to HDR](https://www.converterrr.com/avif-to-hdr) (in the browser)
- [HDR to PNG](https://www.converterrr.com/hdr-to-png) (in the browser)
- [PNG to AVIF](https://www.converterrr.com/png-to-avif) (in the browser)
- [HDR to JPG](https://www.converterrr.com/hdr-to-jpg) (in the browser)
- [JPG to AVIF](https://www.converterrr.com/jpg-to-avif) (in the browser)
- [HDR to WebP](https://www.converterrr.com/hdr-to-webp) (in the browser)
- [WebP to AVIF](https://www.converterrr.com/webp-to-avif) (in the browser)
- [HDR to JPEG](https://www.converterrr.com/hdr-to-jpeg) (in the browser)
- [HEIC to AVIF](https://www.converterrr.com/heic-to-avif) (in the browser)
- [HDR to PDF](https://www.converterrr.com/hdr-to-pdf) (cloud)
- [JPEG to AVIF](https://www.converterrr.com/jpeg-to-avif) (in the browser)
- [HDR to GIF](https://www.converterrr.com/hdr-to-gif) (in the browser)

## Convert HDR to other formats

[HDR to PNG](https://www.converterrr.com/hdr-to-png), [HDR to JPG](https://www.converterrr.com/hdr-to-jpg), [HDR to WebP](https://www.converterrr.com/hdr-to-webp), [HDR to JPEG](https://www.converterrr.com/hdr-to-jpeg), [HDR to PDF](https://www.converterrr.com/hdr-to-pdf), [HDR to GIF](https://www.converterrr.com/hdr-to-gif), [HDR to ICO](https://www.converterrr.com/hdr-to-ico), [HDR to TIFF](https://www.converterrr.com/hdr-to-tiff), [HDR to BMP](https://www.converterrr.com/hdr-to-bmp), [HDR to PSD](https://www.converterrr.com/hdr-to-psd), [HDR to EPS](https://www.converterrr.com/hdr-to-eps), [HDR to JXL](https://www.converterrr.com/hdr-to-jxl), [HDR to TGA](https://www.converterrr.com/hdr-to-tga), [HDR to DDS](https://www.converterrr.com/hdr-to-dds), [HDR to EXR](https://www.converterrr.com/hdr-to-exr), [HDR to JP2](https://www.converterrr.com/hdr-to-jp2), [HDR to CUR](https://www.converterrr.com/hdr-to-cur), [HDR to PPM](https://www.converterrr.com/hdr-to-ppm), [HDR to QOI](https://www.converterrr.com/hdr-to-qoi), [HDR to PCX](https://www.converterrr.com/hdr-to-pcx), [HDR to PGM](https://www.converterrr.com/hdr-to-pgm), [HDR to PBM](https://www.converterrr.com/hdr-to-pbm), [HDR to PNM](https://www.converterrr.com/hdr-to-pnm), [HDR to XPM](https://www.converterrr.com/hdr-to-xpm)

## Convert other formats to AVIF

[PNG to AVIF](https://www.converterrr.com/png-to-avif), [JPG to AVIF](https://www.converterrr.com/jpg-to-avif), [WebP to AVIF](https://www.converterrr.com/webp-to-avif), [HEIC to AVIF](https://www.converterrr.com/heic-to-avif), [JPEG to AVIF](https://www.converterrr.com/jpeg-to-avif), [GIF to AVIF](https://www.converterrr.com/gif-to-avif), [SVG to AVIF](https://www.converterrr.com/svg-to-avif), [ICO to AVIF](https://www.converterrr.com/ico-to-avif), [TIFF to AVIF](https://www.converterrr.com/tiff-to-avif), [BMP to AVIF](https://www.converterrr.com/bmp-to-avif), [HEIF to AVIF](https://www.converterrr.com/heif-to-avif), [PSD to AVIF](https://www.converterrr.com/psd-to-avif), [EPS to AVIF](https://www.converterrr.com/eps-to-avif), [AI to AVIF](https://www.converterrr.com/ai-to-avif), [JXL to AVIF](https://www.converterrr.com/jxl-to-avif), [CR2 to AVIF](https://www.converterrr.com/cr2-to-avif), [NEF to AVIF](https://www.converterrr.com/nef-to-avif), [DNG to AVIF](https://www.converterrr.com/dng-to-avif), [CR3 to AVIF](https://www.converterrr.com/cr3-to-avif), [ARW to AVIF](https://www.converterrr.com/arw-to-avif), [TGA to AVIF](https://www.converterrr.com/tga-to-avif), [DDS to AVIF](https://www.converterrr.com/dds-to-avif), [EXR to AVIF](https://www.converterrr.com/exr-to-avif), [RAF to AVIF](https://www.converterrr.com/raf-to-avif)

## HDR to AVIF: frequently asked questions

### How do I convert HDR to AVIF?

Drop your HDR file onto the converter above, make sure AVIF is selected, and click Convert. When it's done, download the AVIF file — it usually takes a few seconds.

### Is it safe to convert HDR to AVIF here?

Yes. HDR to AVIF conversion happens entirely inside your browser using WebAssembly, so your file is never uploaded to any server.

### Is the HDR to AVIF converter free?

Yes — free with no watermark. Signed-out visitors can convert 25 files a day, and a free account raises that to 250.

### Will converting HDR to AVIF reduce quality?

No — AVIF preserves the content of your HDR file as faithfully as the format allows.

### Can I convert multiple HDR files at once?

Yes. Add up to 5 files at a time without an account, 10 with a free account and up to 500 on paid plans, then download them individually or as a single ZIP.

### Can I convert AVIF back to HDR?

Yes — use our AVIF to HDR converter. Note that converting back and forth between formats can't recover detail lost to lossy compression.