KeyCombiner is described as 'Helps you learn exactly the keyboard shortcuts you need. Create your own shortcut collections by importing from a large public database of shortcuts (VSCode, Vim, IntelliJ, Gmail, Notion, Excel, etc' and is an app in the education & reference category. There are four alternatives to KeyCombiner for a variety of platforms, including Mac, Windows, Web-based, Android and iPhone apps. The best KeyCombiner alternative is Ethervane ActiveHotkeys, which is free. Other great apps like KeyCombiner are ShortcutFoo, KeyCue and Learn computer keyboard shortcut keys.