Mac App Store

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To download Key Codes from the Mac App Store, you need a Mac with OS X 10.6.6 or later. Learn More.

Key Codes

By Many Tricks

Open the Mac App Store to buy and download apps.


Key Codes is a little utility that displays the key code, unicode value, and modifier keys state for any key combination you press. If you're a developer, this might be useful to you.

What's New in Version 2.0.1

• Prepared for security changes in future OS X releases.


Screenshot 1

Customer Reviews

Handy little app for developers

Works nicely on Yosemite. And it’s free! Good app to have if you are a Mac developer and looking to figure out keyCodes, modifierFlags and such for keyDown: methods on your views.

Key Codes
View in Mac App Store
  • Free
  • Category: Developer Tools
  • Updated:
  • Version: 2.0.1
  • Size: 1.6 MB
  • Language: English
  • Seller:

Compatibility: OS X 10.7 or later

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