Download Mac Goldie App 1.5.1 Full FREE!
Goldie App is an awesome designer’s ruler with it great power. It can be used for artists and designers with the aim of checking your design composition and proportions. The program allows customers to overlay your Mac screen to investigate the golden ratio and so on.
More Info: https://goldieapp.com/
App Store: https://itunes.apple.com/us/app/goldie-app/id1375037046