Compare software

FileMonitor vs FSMonitor: catalog facts
FileMonitor	FSMonitor
Free Free download from Objective-See.	Paid Paid app with a free 14-day trial.
macOS, Command line	macOS, Command line
Shows which process touched which file Useful for malware analysis and troubleshooting	Captures creations, deletions, renames and attribute changes Filtering by path, event type or process
Command line only, with no graphical interface macOS only	macOS only Paid after the trial
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.