xHelios is a tiny menu bar app that shows live CPU, memory and network usage with a one-minute history graph a click away.
Requires macOS 13 Ventura or later · Apple silicon and Intel
C:24% | M:61% | ↓1.2 MB/s ↑48 KB/s
System-wide CPU load and RAM usage, refreshed every couple of seconds, right in the menu bar.
Optional download and upload speeds so you can see at a glance what's using your connection.
Click the menu bar item for a popover with the last 60 seconds of CPU, RAM and network activity.
Toggle each metric on or off and pick between compact, detailed and capacity display styles.
Native Swift, no dependencies, no Dock icon. It reads system counters and gets out of the way.
No account, no analytics, no network calls. Everything stays on your Mac. Read the policy.