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 Home » Freeware Downloads » Hardware Monitoring and Information » FanCtrl v1.4.7   
File - Download FanCtrl v1.4.7

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FanCtrl v1.4.7

A free and open source software that allows you to automatically control the fan speed on your PC.


.NET framework 4.6 or higher.
Visual redistributable 2019(x64)
The OSD feature must have the Rivatuner Statistics Server installed and running.


NZXT Kraken x2 and x3 is support (z3 series is not supported)
EVGA CLC is support
NZXT RGB & Fan Controller is support
DIMM thermal sensor is support

Show temperature, fan speed and fan control.
The percentage of the fan control can be changed to simply control the pwm.(not saved)
You can rename each item.


Gigabyte: AppCenter (Gigabyte Utility) is installed to communicate with AppCenter for temperature, fan speed, and fan control.
LibreHardwareMonitor : You can choose whether to use the library or not, and you can choose which devices are required for control.
OpenHardwareMonitor : You can choose whether to use the library or not, and you can choose which devices are required for control.
NvAPIWrapper : Allows you to add the NVIDIA graphics card control library.
DIMM sensor : Support DIMM temperature sensor
NZXT Kraken : NZXT Kraken X2, X3 support (Z3 series not supported)
NZXT RGB & Fan Controller : NZXT RGB & Fan controller support
HWiNFO : Communicated with HWiNFO to get sensor temperature and fan rpm (Link)
Tray icon animation : tray icon animation starts when checked for automatic fan control activation.
Fahrenheit : set the temperature to Fahrenheit.
Start minimized : starts with minimal when the program runs.
Start with Windows : Auto-Run at windows start.
Delay(sec) : Delay time before auto-run at windows start.
Reset : Initialize all settings and libraries.

Auto Fan Control

Check to enable automatic fan control, select the temperature sensor to target, add the fan to control, and select from the list to display the graph, but adjust the graph accordingly.
Mode : only four names are divided, but must be set separately.
Preset : Allows you to save or load the current graph's setup state.
Unit : You can change the unit of temperature and pwm percentage.(1, 5, 10)
Hysteresis : If the pwm changes when the temperature drops, the pwm changes only after the hysteresis temperature drops further.
Step : determines whether the graph setting is step or linear.
Auto : The fan control operates in the bios default state up to the set temperature. (LHM, OHM, Gigabyte, NvAPIWrapper only, see link)
When you click Apply and OK, it is saved as a file and works with the settings you set.
Automatically reads from a file to act on the next program run.

On Screen Display (RTSS)

Requires Rivatuner statistics server
GROUP stands for one line, and ITEM is the data to display.


You can see the lighting packet on the link.
NZXT Kraken X2 : X2.txt
NZXT Kraken X3 : X3.txt
EVGA CLC : clc.txt
NZXT RGB and Fan Controller : RGBnFC.txt

Example X2

Logo : Spectrum wave
Ring : Spectrum wave

Logo : Fading
Ring : Pulse

Update LHM library (link)

From the author:

FanCtrl is free software with a GNU GPLv3 license.
You can malfunction while other fan control programs are on at the same time.
I am not responsible for hardware that has failed or is not working using this software.
Not all types of hardware are supported.

Click here to visit the author's website.
Continue below to download this file.

Downloads Views Developer Last Update Version Size Type Rank
1,840 3,132 lich426 <img src=""border="0"> Mar 25, 2022 - 12:22 1.4.7 4.61MB ZIP 5/5, out of 30 Votes.
File Tags
FanCtrl  v1.4.7  
Whoa! Slow down there, Speedy.
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