The best alternatives to AirCtrl are AirBuddy, AirBar, and C-Command Software. If these 3 options don't work for you, we've listed a few more alternatives below.
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Universal-2 by AssemblyAI— Speech-to-Text API for conversational data
AirBuddy brings the same AirPods experience you have on iOS to the Mac. With AirBuddy, you can open up your AirPods case next to your Mac and see the status right away, just like it is on your iPhone or iPad
Toothpicks is an awesome Bluetooth device manager for macOS. With Toothpicks you can add your favorite devices to the menu bar and connect/disconnect them with a single click. Alternatively, define a connect/disconnect hot key for each of your devices.