When your Mac sounds like a jet engine and the bottom could fry an egg, something is working overtime. CleanMachine finds the background processes, bloated caches, and full storage causing it — in 60 seconds, free.
Every app you've ever installed may have left behind helper processes, update daemons, and launch agents that run 24/7 — consuming CPU even when the app isn't open. Over years of use, these pile up. CleanMachine's Startup Item Manager shows you every process that launches automatically and lets you disable the ones you don't need.
When your Mac's storage gets above ~80% full, macOS starts swapping memory to disk constantly — a process called "memory pressure" that thrashes the drive and cranks up CPU usage. Freeing 8–15 GB of junk (which CleanMachine typically finds) often resolves this immediately. Your Mac runs cooler because it's doing less emergency I/O.
Chrome with 10+ extensions, iCloud sync running constantly, Dropbox doing a full resync, and Google Drive indexing files are frequent CPU culprits. CleanMachine's Mac Health Score flags processes using abnormal CPU so you can see exactly what's causing heat before you do anything.
Cryptomining malware and adware specifically use your CPU to generate revenue for someone else while you wonder why your Mac sounds like a helicopter. CleanMachine's Malware Scanner checks for known Mac malware signatures and removes them if found.
See your Mac's health at a glance — CPU load, memory pressure, storage status. Pinpoints the problem instead of making you guess.
See every process that launches at startup. Disable the ones you don't need — fewer background processes means lower baseline CPU and less heat.
Finds and removes 8–15 GB of junk the average Mac is carrying. Freeing storage reduces memory pressure, which directly reduces CPU thrashing and heat.
Scans for cryptominers, adware, and known Mac threats. If something is secretly using your CPU, this finds it.
Download CleanMachine and run a free scan. It shows you exactly what's causing the heat in plain English. Fix it for $19.99 — once, no subscription.
macOS 13+ · No subscription · 30-day refund
The most common causes are background processes consuming CPU (browser extensions, cloud sync apps, helper processes), full storage forcing macOS to constantly swap memory to disk, excessive log files and caches on a near-full drive, and malware silently running in the background. CleanMachine's Smart Scan identifies all of these.
The fan spinning hard is a symptom, not the problem — it means your Mac is working hard at something and producing heat. Sustained high temperatures can reduce component lifespan. The right fix is to address whatever is making the CPU work hard, not to suppress the fan.
Yes, if the heat is caused by bloated software, background process buildup, or a full drive. Freeing storage reduces disk I/O, removing launch agents reduces background CPU load, and clearing excessive caches reduces I/O. Most users see noticeable improvement after a CleanMachine scan and clean.