Harmonikr 4+

David Gavilan

    • $1.99



A tool to compute the spherical harmonics of an environment map.


* Support for HDR images, both for import and export.
* Compute any arbitrary number of harmonics.
* Compute irradiance.
* Store harmonics or irradiance as a 2D map, for fast sampling in a custom shader.
* Import side-cross cubemaps, or individual faces, and export side-cross cubemaps.
* Import equirectangular maps.
* Rotate cubemaps.
* Save project files, containing images and settings per project.

What’s New

Version 1.2

Fixes a bug reading 16-bit and 32-bit images (PNGs and HDRs) in macOS Ventura.

App Privacy

The developer, David Gavilan, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Not Collected

The developer does not collect any data from this app.

Privacy practices may vary, for example, based on the features you use or your age. Learn More


  • Family Sharing

    Up to six family members can use this app with Family Sharing enabled.

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