PopChar 8.4 (macOS)

PopChar helps you get the most out of your font collection. With its crystal-clear interface, PopChar provides a frustration-free way to access any font's special characters.
Homepage: http://www.ergonis.com
Features

Expanded accessibility - Your Mac includes over 700 fonts, each of which contains thousands of characters -- Why not make them as accessible as possible? PopChar makes it happen.
Interface advantages - PopChar displays easy-to-analyze tables of characters, giving you an ultra-convenient interface. You can't access most of these characters from your keyboard -- PopChar puts them within your reach.
Liberating compatibility - No matter what app you are using, PopChar brings snappy simplicity to all font-related tasks. Whether you're working with a word processor or a Web browser, PopChar integrates seamlessly.
Smarter searching - PopChar's seasoned search capabilities will help you find what you are looking for, whether you need to search for a character by name, identify fonts that contain specific characters, or explore the entire character set of a font.