Compare Mac monitoring apps
You run a lot.
Find the view that helps.
Your tabs, projects, and agents all have a job to do. The right monitor helps you understand their resource use—and decide what needs attention.
Free. No subscription. No account. Apple silicon · macOS 14+.
Start with what you need.
Inspect a process or diagnose a system issue. Start with Activity Monitor.
Watch hardware readings in your menu bar. Explore Stats or iStat Menus.
Understand which work is using CPU and memory. Explore Spare’s approach to apps, projects, and agents.
Understand what’s using your Mac.
Your afternoon has a lot going on.
Read the comparison →Spare vs StatsMake sense of a busy Mac.
Three projects open. Which one is still running?
Read the comparison →Spare vs iStat MenusA focused view for a busy Mac.
Your agent is working. So is everything else.
Read the comparison →How we compare
These comparisons use the tools’ official documentation and Spare’s current implementation. They describe different workflows, not a benchmark or a claim that one app is best for everyone. Each page links its sources and states Spare’s limitations.
Reviewed October 4, 2026. Features can change.
Get Spare
Free to use. Yours to explore.
Download Spare for Apple silicon, or explore the MIT-licensed source on GitHub. Free to use, with no subscription or account.
macOS 14+ · Apple silicon · Signed and notarized