It allows you to increase your minimum fan speed to make your Intel Mac run cooler. Merge pull request 111 from snipem/master.

On any computer, and Mac's aren't an exception, you can't control how its fans work as they. It's easy to use but you've got take certain precautions beforehand. In my opinion, if you have a noisy fan, you should. At best, the fan runs at full blast 100 of the time, at worst it doesnt work at all. Apple has custom fan controllers, and Mac Fans Control wouldnt know what to do when a standard PC fan is connected. With smcFanControl you can configure yourself the speed of your Mac's refrigeration. In the Mac Pro 5,1, you cant just put standard PC fans in, even if the plug is the same.

This most recent version adds support for every current MacBook, MacBook Pro, MacBook Air, and Mini. Control the fans of every Intel Mac to make it run cooler - GitHub. 8/10 (9 votes) - Download smcFanControl Mac Free. Had version 2.5.2 where I was able to have various speeds set with the Preferences- now in 2.6, the slides are set at 6200rpm, regardless, and can’t be set to a lower speed, such as 2200rpm- prefer 2.5. As with any settings-tinkering software, you'll want to use smcFanControl judiciously-but fortunately this application always keeps fans in automatic mode (so speed will increase along with CPU load) and never lets you set the fan speed below the Apple-recommended minimum. Downloaded Mac Sierra and then smcFanControl 2.6. SmcFanControl lets you monitor the current temperature (in Celsius or Fahrenheit), assign different minimum speeds for each fan using sliders, and even apply different settings when your power source changes (for example, going back to default fan speed when using battery power). This free, GPL-licensed utility has a single purpose: letting you increase the minimum speed of built-in fans, so your Intel computer will run cooler. If you've got burnt thighs from an old MacBook Pro or you notice that your computer is always overheating and crashing from using CPU-intensive apps (like playing PC games in a virtual Windows environment), you might want to check out smcFanControl. SmcFanControl lets the user set the minimum speed of the build-in fans.

Smc fan control pc