SpeedFan is a hardware monitor software that can access temperature sensors, but its main feature is that it can control fan speeds – depending on the capabilities of your sensor chip and your hardware – according to the temperatures inside your PC, thus reducing noise and power consumption.

Can SpeedFan control the fan speed of any fan?

SpeedFan is able to control the fan speed of most fan makes and models, but this will ultimately depend on your motherboard's sensor chip and capabilities. Once installed, SpeedFan will automatically detect if your hardware is compatible and advanced features are presented. Read more.