Lighting Bulb Manager is a native macOS CAD application specialized to examine lighting sources spectral data.

With Lighting Bulb Manager you don’t need to be a specialist.
Import the souirce and in few seconds you’ll be able to prepare and export a professional and complete lighting report.


• Examine spectral data saved in XML according to IES TM-27-14 or CVS format.
• Graphics of spectra, CIE 1931, CIE 1960 and CIE 1976 colour space.
• Compare two lighting sources spectra and calculate their 'colour distance'.
• You can choose the best source to maximize the colour rendering on Your subjects.
• Is possible to copy and paste to other applications all graphics.
• You can obtain a printable report of your source and of Your sources comparison.


• Imports third part light sources IES TM-27-14 (American standards), CVS.
• Can export to PDF a complete report of the source and of the comparison.
• All graphics can be copied to be exported to other applications.
• Works in (x, y), (u, v) and (u', v') colour space.
• Calculate colour distance from the black body, equivalent colour temperature.
• We offer support via email if you have any kind of problems with our applications


• Lighting Bulb Manager is native CAD application since day 1 for macOS
• Full screen support
• Works well both in Light Mode and Dark Mode
• Optimized for macOS 10.14 Mojave (requires minimum macOS 10.10)
• Extended PDF User Guide inside with full description and tutorials

What’s New

Version 1.2

• Optimized for macOS 10.14 Mojave
• Works both in Light Mode and Dark Mode

App Privacy

The developer, Marcello Brocato, has not provided details about its privacy practices and handling of data to Apple. For more information, see the developer’s privacy policy.

No Details Provided

The developer will be required to provide privacy details when they submit their next app update.


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.