Statbar

Statbar is a menu bar app for macOS which can be used to monitor following metrics:

• Download speed
• Upload speed
• CPU temperature
• Fan speed

System requirements:

• macOS 10.11+

Screenshot

Credits

This app is based on following projects:

• Up-Down
• SMCKit

But unlike Up-Down, this app does not rely on nettop. All metrics are gathered with system API, which is more efficient.