App Tamer 2.3 detects and controls apps that consume too much CPU Posted 2/11/2017 at 2:10 UTC in Mac by gnye@amdesign.net | Permalink | Tweet St. Clair Software delivers an update today for App Tamer, its Macintosh utility that manages applications to deliver more efficient CPU usage, increased battery life and quieter operation. App Tamer's unique AutoStop capability automatically slows down or pauses applications when you switch away from them, and then restarts them when you click back to them. Version 2.3 now detects CPU-hogging applications and helps reduce their CPU usage.