TechTool Monitor
TechTool Monitor is a LaunchAgent installed with TechTool Pro that runs background Mac health monitoring and alerts for storage, drives, and hardware status.
What is TechTool Monitor?
TechTool Monitor is the background monitoring component used by TechTool Pro on Mac. It helps users keep track of drive health, free disk space, APFS snapshot activity, RAID status, and other hardware or system conditions that TechTool Pro can watch over time. Users typically encounter it as a LaunchAgent that starts automatically so monitoring and alerts can continue without opening the main utility each time. It may also provide menu bar access or notifications depending on how TechTool Pro is configured. This startup item is most relevant for people who use TechTool Pro for preventive maintenance, diagnostics, and early warning of storage or hardware issues. If you rely on TechTool Pro’s monitoring features, this background item is part of that workflow.
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Safety overview
Status: Mostly safe
This startup item is part of a legitimate Mac maintenance utility and background operation is normal for its monitoring role. It may check storage, drive health, hardware status, and related system conditions so it can notify you about potential problems. Disabling it usually stops automatic monitoring, alerts, and menu bar access tied to TechTool Pro, but it does not remove the main app itself. Keep it enabled if you use TechTool Pro’s ongoing monitoring features; if you do not use those features, disabling the item is usually low risk.
Recommendation: Keep TechTool Monitor enabled if you want TechTool Pro to watch your Mac in the background and warn you about drive or hardware issues. If you only open TechTool Pro manually for occasional diagnostics, you can disable this item and see whether you miss any monitoring or alert features. Remove it only when you no longer use TechTool Pro.
File path
/Library/LaunchAgents/TechTool Monitor.plist
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