# Convert EXR to ICO

> Convert EXR to ICO 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/exr-to-ico

- Runs in the browser with ImageMagick: files are not uploaded, and no credits are used.
- Engines: ImageMagick (browser).
- API: not available; this conversion only runs in the browser.
- More: [Image converter](https://www.converterrr.com/image-converter), [EXR converter](https://www.converterrr.com/exr-converter).

## How to convert EXR to ICO

1. **Add your EXR files.** Drag and drop EXR files onto the converter, paste them, or click to browse. You can add several at once.
2. **Choose ICO.** ICO 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 ICO.** Download each ICO file, or everything at once as a ZIP.

## Good to know

- EXR files are typically used for VFX, compositing and HDR rendering, while ICO is best for favicons and Windows application icons.
- This conversion runs on ImageMagick, running locally in your browser — nothing is uploaded and it works even on slow connections.

## EXR vs ICO

|  | EXR | ICO |
| --- | --- | --- |
| Full name | OpenEXR | Windows Icon |
| Type | Image | Image |
| Extensions | .exr | .ico |
| MIME type | image/x-exr | image/x-icon |
| Best for | VFX, compositing and HDR rendering | favicons and Windows application icons |
| Properties | HDR, lossless, open standard | transparency |

**EXR:** OpenEXR is a high-dynamic-range image format created by Industrial Light & Magic, storing floating-point color for visual effects work.

**ICO:** ICO is the Windows icon format. A single ICO can hold several sizes of the same icon, which is why it's still used for website favicons.

The other way around: [convert ICO to EXR](https://www.converterrr.com/ico-to-exr).

## Related conversions

- [ICO to EXR](https://www.converterrr.com/ico-to-exr) (in the browser)
- [EXR to PNG](https://www.converterrr.com/exr-to-png) (in the browser)
- [PNG to ICO](https://www.converterrr.com/png-to-ico) (in the browser)
- [EXR to JPG](https://www.converterrr.com/exr-to-jpg) (in the browser)
- [JPG to ICO](https://www.converterrr.com/jpg-to-ico) (in the browser)
- [EXR to WebP](https://www.converterrr.com/exr-to-webp) (in the browser)
- [WebP to ICO](https://www.converterrr.com/webp-to-ico) (in the browser)
- [EXR to JPEG](https://www.converterrr.com/exr-to-jpeg) (in the browser)
- [HEIC to ICO](https://www.converterrr.com/heic-to-ico) (in the browser)
- [EXR to GIF](https://www.converterrr.com/exr-to-gif) (in the browser)
- [JPEG to ICO](https://www.converterrr.com/jpeg-to-ico) (in the browser)
- [EXR to AVIF](https://www.converterrr.com/exr-to-avif) (in the browser)

## Convert EXR to other formats

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

## Convert other formats to ICO

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

## EXR to ICO: frequently asked questions

### How do I convert EXR to ICO?

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

### Is it safe to convert EXR to ICO here?

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

### Is the EXR to ICO 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 EXR to ICO reduce quality?

No — ICO preserves the content of your EXR file as faithfully as the format allows.

### Can I convert multiple EXR 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 ICO back to EXR?

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