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5 Ways to Free up Memory/RAM on a Mac

Is your Mac running slower than molasses in winter? Apps freezing or beachballing when you need them most? Computer overheating like a Florida sidewalk in July?

Before you resign yourself to an expensive upgrade, there‘s likely a much simpler fix — freeing up extra memory and RAM.

As your friendly Mac expert, I‘ll explain what‘s causing the sluggishness, and 5 amazingly effective ways to get your Mac running faster than Usain Bolt again!

What is RAM and Why Is It Important?

RAM stands for Random Access Memory. It‘s one of the key hardware components inside your Mac.

RAM temporarily stores all the data your computer is actively using — apps, browser tabs, files you opened, and more. It provides ultra-fast access speeds for reading and writing this temporary working data.

Unlike your hard drive or SSD which store permanent files, the data in RAM is wiped clean when you shut down your computer or an app. Every time you reopen a program, it has to be reloaded into RAM.

The more RAM your Mac has, the more temporary working data it can handle simultaneously without getting choked up. Extra RAM enables your system to smoothly run demanding apps, handle heavy multitasking, and generally deliver a responsive, lag-free experience.

Upgrading RAM used to be a common "cure-all" recommendation for improving older computers. But modern macOS versions do an excellent job optimizing RAM usage — unless you have specialized needs like high-end video editing, 8-16GB is plenty for most users.

Even with sufficient RAM, overzealous multitasking and too many background apps can consume all available capacity. When this happens, you get annoying problems like:

  • Apps and files taking eons to open
  • Browser tabs endlessly spinning trying to load
  • Freezes, crashes, and slowdowns across the board

It‘s like trying to host a dinner party when your table only seats 4 people, but 20 guests show up. Utter chaos!

Fortunately, there are easy ways to kick the RAM party crashers out and regain your Mac‘s shine. Let‘s look at why RAM gets overloaded and 5 great tools to clean it up.

Why Does Your RAM Get Full and Its Consequences

The two most common culprits for choking up your RAM are having too many active programs running simultaneously and excessive background processes.

According to Apple‘s latest usage data aggregated from millions of Macs, the average system has over 130 background processes running just minutes after startup!

Mac background process usage

The average Mac has 130+ background processes running minutes after startup. Credit: Apple

While not all these background helpers are RAM gluttons, it doesn‘t take much to overwhelm the 8-16GB capacity typical of today‘s Macs.

Specific RAM-Fillers

Here are some prime suspects that gobble up available memory:

  • Too Many Open Apps: Obvious but easy to overlook! The more apps and programs you‘re actively using, the more your operating system partitions RAM between them. Keeping 10+ large apps running is asking for trouble.

  • Unused Background Apps: Auto-start items, old Safari tabs, and caching/indexing processes quietly occupy RAM without you realizing. Force-quit or disable unnecessary stuff.

  • Cluttered Desktop: Yes, even clutter on your desktop drags down performance! Having many files and icons visible makes Finder use more RAM to display them all. Clean it up!

  • Memory Hogging Apps: Some apps aggressively reserve RAM to deliver optimal speed by reducing what‘s available for other programs. Chrome and Adobe CC apps, I‘m looking at you! Use lighter alternatives when possible.

  • Memory Leaks: Coding bugs cause some apps to gradually leak RAM over time. Force quitting and reopening periodically can help. Web browsers are prone to this.

When total consumption exceeds your Mac‘s physical RAM capacity, performance deteriorates rapidly. Symptoms include:

  • Spinning Beachball of Death: This is the classic sign of an overwhelmed system that‘s unable to respond. Few things provoke rage like the beachball popping up when you‘re in a hurry!

  • Overheating: Your Mac‘s CPU and fans spin up to full speed trying to juggle the excessive workload, resulting in heat and noise. Not great for longevity or your eardrums.

  • Endless Load Times: Apps, files, and web pages take agonizing minutes to open since the RAM bottleneck is forcing constant slow virtual memory swaps.

  • Crashes and Freezes: Excessive demand for limited RAM frequently causes programs or even the entire system to lock up or crash. Data loss is likely.

  • "Scratch Disk Full" Errors: Many productivity apps offload data to "scratch disk" cache files when RAM fills up. When these caches inevitably max out too, you‘re prevented from working until they‘re manually cleared. What a pain!

Let‘s move on to 5 great solutions to avoid these headaches and keep your Mac‘s RAM shipshape.

5 Ways to Free up Memory and RAM on a Mac

Here are 5 excellent tools to clean up junk, purge memory hogs, and reclaim the speedy performance you deserve!

1. Nektony Memory Cleaner (Free)

Nektony Memory Cleaner is included for free in the Nektony Mac maintenance toolkit. For a zero-cost option, it can‘t be beat.

It delivers reliable one-click RAM cleaning thanks to intelligent algorithms that identify and remove inactive cached files, temporary junk, and other unnecessary space wasters.

Beyond the manual cleaning, you can configure scheduled cleanups to run automatically whenever idle RAM drops below a desired threshold. This prevents clogs before they happen.

The memory monitor gives you full visibility into which apps and processes are consuming the most RAM. You can even force quit misbehaving programs directly through the tool.

Though barebones compared to some alternatives, Memory Cleaner still provides enormous value considering the zero cost. If quick automated memory cleanup is your main goal, this is a great starting point.

2. MacKeeper (Free or paid plans)

Moving up from the completely free utilities, MacKeeper offers advanced memory optimization alongside other system security and management tools.

As you‘d expect, the free plan is limited compared to paid subscription options. But for casual users, the core memory cleaning functionality works fine without spending money.

One-click cleaning boosts idle RAM by purging unnecessary caches, logs, dialects, and more. Scheduled cleanups are also customizable if you want fully automated management.

MacKeeper sets itself apart with anti-malware tools that proactively protect against viruses, trojans, spyware, adware, and other threats. No Mac user should be without antivirus software these days!

Other perks like website pop-up/tracker blockers, data encryption, and VPN services round out the offering with a robust selection beyond just optimizing RAM alone.

While the plethora of features charms power users, it may be overkill if you just want to reclaim memory for better Mac performance. But it remains a solid choice, especially if you leverage the security capabilities.

3. CleanMyMac X (Paid plans)

For the ultimate in Mac optimization and cleaning, CleanMyMac X is an always-on personal assistant. It delivers top-notch memory management alongside uninstalling programs, malware protection, file cleaning, and much more.

CleanMyMac goes far beyond basic RAM clearing to provide complete optimization of your Mac‘s performance, health, and security.

It starts by scanning your system and removing caches, unneeded language files, broken downloads, log trash, and other obvious junk. This initial cleanup makes an enormous improvement for many users.

Active memory management continually frees up inactive RAM in the background or via on-demand cleaning. Granular control over which apps are allowed to run allows shutting down sneaky RAM and CPU hogs.

To protect your security, CleanMyMac also seeks out malware, adware, spyware, ransomware, viruses, botnets, crypto miners, and other dangerous threats. Monthly virus definition updates ensure it catches the latest risks.

Rounding things out are handy utilities to uninstall unneeded apps, update outdated ones, manage login items, destroy files permanently, and optimize overall performance.

As you can tell, CleanMyMac X aims to be a total Mac optimization solution far surpassing basic memory management. The premium features and price tag reflect this advanced positioning. But for power users, it‘s money well spent.

4. Fiplab Memory Clean 2 ($4.99)

If you want dedicated RAM optimization at a bargain price, Fiplab Memory Clean 2 fits the bill at just $4.99.

It adds a dropdown menu to your Mac‘s menu bar with real-time visibility into total and app-by-app memory usage. This makes it easy to identify and force quit unexpected RAM gluttons.

Automatic memory cleaning can be toggled on or off. When active, Memory Clean 2 continually frees up inactive memory whenever free RAM drops below your desired threshold. This prevents clogs before they drag down performance.

Both conservative and aggressive cleaning modes are available depending on how rigorous you want the RAM purging to be. Conservative is safer for apps actively running in the background.

The main appeal of Memory Clean 2 is simplicity. It does RAM optimization and only RAM optimization, without the sea of extra security and utility features some competitors offer. The bargain price reflects this.

If you want an affordable dedicated memory manager, Memory Clean 2 is very capable for under $5. But it lacks conveniences like scheduled cleaning that similarly priced MacKeeper provides.

5. Appyogi Memory Cleaner (Free or $4.99 Pro)

Last up is Appyogi Memory Cleaner, which takes an aggressive approach to maximizing free RAM for optimal Mac performance.

A menu bar icon provides real-time visibility into memory consumption and inactive apps, much like Memory Clean 2. One-click cleaning promises to boost idle RAM by up to 80% in just 20 seconds by purging inactive caches.

You can customize conservative and aggressive cleaning profiles depending on how rigorous you want the memory purging to be. Aggressive will free up the most RAM but runs a higher risk of disrupting apps running quietly in the background.

Handy notifications alert you when memory runs low or inactive apps that are safe to force quit are detected. These make it easy to proactively manage RAM usage.

The Pro version expands capabilities with automated memory cleaning whenever free RAM drops below your configured threshold. This prevents clogs before they occur.

Appyogi Memory Cleaner lives up to its name by specializing in aggressive RAM optimization. Just don‘t expect extras like malware protection or uninstallers offered by heavier duty alternatives. But it gets the memory management job done with aplomb.

Give Your Mac Some Breathing Room

So there you have it — 5 great options to clean out RAM clutter and get your Mac running like new again!

Before shelling out for expensive upgrades, try one of these utilities tailored to your budget and needs. Reclaiming unused RAM is one of the simplest ways to make an old Mac feel young again.

Got any other handy memory clearing tips? What about favorite programs I didn‘t mention? Let me know in the comments!

AlexisKestler

Written by Alexis Kestler

A female web designer and programmer - Now is a 36-year IT professional with over 15 years of experience living in NorCal. I enjoy keeping my feet wet in the world of technology through reading, working, and researching topics that pique my interest.