fovCalculator 1.0 for Mac could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this app available.
Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. This free Mac app is a product of Kekus Digital, LLC. The application lies within Productivity Tools, more precisely Calculators.
From the developer:
fovCalculator is a free utility for calculating the field of view for your lens (diagonal, portrait, horizontal), the number of images to make a panorama, and the amount image overlap.
fovCalculator helps you to determinate the number of photos necessary to make panorama.
You may want to check out more Mac applications, such as MiaPrintingCalculator, Houbysoft Calculator or Calculator Widget, which might be related to fovCalculator.