Open Hardware Monitor is a free open source software that monitors temperature sensors, fan speeds, voltages, load and clock speed. Developed by Michael Möller
License: Open Source
Open Hardware Monitor is a free, open-source tool focused on basic hardware monitoring, suitable for users who need straightforward temperature and usage stats. In contrast, iStat is a more comprehensive, paid solution with advanced features like remote monitoring and network statistics, making it ideal for users who require detailed insights into their system's performance.