What's the best free alternative to MacKeeper?

For each job MacKeeper handles, there's a free option: macOS XProtect (antivirus, built in), ProtonVPN (VPN, free tier), AppCleaner (app uninstaller), OnyX (maintenance scripts), and Memory Cleaner by Nektony (free tier for memory). You can cover nearly everything MacKeeper does at zero cost, though the experience is more fragmented across several apps.

Is there a one-click MacKeeper alternative?

Not a single app that matches MacKeeper feature-for-feature without a subscription. CleanMyMac comes closest as an all-in-one tool, though it's also a subscription and doesn't include a VPN. If you're specifically looking to avoid subscriptions, the mix-and-match approach in this post covers the same ground for a much lower cost over time.

Can I get a Mac antivirus without paying?

Yes. Every Mac ships with XProtect, Apple's built-in malware detection. It runs silently in the background, updates automatically, and requires no setup. For a second-opinion scan, Malwarebytes Free is well regarded and free to run on demand. Most Mac users don't need a paid antivirus subscription.

What did people use before MacKeeper?

OnyX has been a staple free maintenance tool since 2003, predating MacKeeper. AppCleaner for uninstalling apps has been around since the late 2000s. Before dedicated memory cleaners existed, the built-in Terminal command 'sudo purge' was a common tip. DaisyDisk for disk visualisation launched in 2010. Focused single-purpose tools have always been the alternative; MacKeeper just bundled them into a subscription.

MacKeeper alternatives (free and paid)

Q: Is MacKeeper safe to keep using in 2026?

MacKeeper has a complicated history. For much of the 2010s it was associated with aggressive pop-up advertising and misleading scare tactics, including fake virus warnings. The company changed ownership and the product was substantially reworked. As of 2026, it is a legitimate app with real reviews on the Mac App Store. That said, the historical reputation lingers, and many Mac users prefer to avoid it. The choice to keep using it is yours to make with full information.

MacKeeper bundles memory cleaning, antivirus, a VPN, an app cleaner, an ad blocker, and identity monitoring into a single subscription at $60-110 per year. That is a lot of jobs for one app. Mix-and-match focused tools cover each job better, and the total cost is usually $15-50 once, with most of it free. This post breaks it down by job.

Disclosure up front: I make Shiny, which appears in this list for the memory-clearing job. I've tried to write this the way I'd want it written if I were the buyer, which means being honest about MacKeeper's history, where it wins, and when it might still be the right choice.

Why people leave MacKeeper

MacKeeper has a complicated past. For much of the 2010s, it was infamous for aggressive pop-up advertising and misleading scare warnings designed to make users believe their Macs were infected. The company changed hands, and the product was substantially reworked. As of 2026, MacKeeper is a legitimate app with real reviews and a genuine feature set. That said, the history is worth knowing, and plenty of Mac users who remember those years simply prefer to avoid it. That's reasonable.

The other reason people leave is cost. At $60-110 per year, MacKeeper is one of the more expensive Mac utility subscriptions. If you use all six of its job categories regularly, that might be fair. If you only use one or two, it's hard to justify.

The five jobs and the focused tools that handle each

Memory clearing: Shiny or Memory Cleaner

$4.99 once / Free

The job: When your Mac starts feeling sluggish and apps become slow to respond, memory pressure is often the cause. A memory cleaner frees up RAM by asking macOS to release memory it is holding "just in case" and clearing what background processes left behind.

Shiny ($4.99 once): A THEODOREHQ product, so factor that in. It lives in your menu bar, one click frees memory, and it shows you how much it freed. Covers up to three Macs, no subscription, no telemetry, no pop-ups telling you your Mac is in danger. The entire app is the memory cleaner, which is either a feature or a limitation depending on what you want. For a direct comparison with MacKeeper's memory feature, see Shiny vs MacKeeper.

Memory Cleaner by Nektony (free with paid extras): The free tier is genuinely useful: a menu-bar monitor plus a one-click clean. The paid upgrade adds auto-cleaning when memory drops below a threshold, which Shiny doesn't have. Nektony is a reputable software company with a long track record. A solid free starting point.

Pick Shiny if you want the simplest focused option. Pick Memory Cleaner free if you want to start with no cost at all.

Antivirus and malware: macOS XProtect + Malwarebytes

Free / ~$40/yr optional

The job: Checking your Mac for malware, adware, and other threats. MacKeeper includes antivirus scanning as a core selling point.

macOS XProtect (built in, free): Apple ships malware protection with every Mac. XProtect scans files as they're downloaded and opened, runs silently in the background, and updates automatically. For most Mac users doing everyday things, this is sufficient protection. You already have it. You don't need to configure anything.

Malwarebytes Free: A well-regarded second-opinion scanner. Run it once if you suspect something, or after downloading from an unfamiliar source. The free version is on-demand only; the paid Premium tier ($39.99 per year) adds real-time background protection. Worth running once to check. No subscription needed for most users.

XProtect covers everyday protection. Malwarebytes Free handles the occasional extra check. A paid antivirus is rarely necessary for typical Mac use.

VPN: ProtonVPN, Mullvad, or NordVPN

Free tier / ~$5/mo

The job: A VPN encrypts your internet traffic and masks your IP address, useful on public Wi-Fi or for privacy generally. MacKeeper bundles a VPN, but bundled VPNs are rarely the best in class.

ProtonVPN (free tier + paid): Made by the ProtonMail team. The free tier has no data caps, though speeds are slower and server choice is limited. Paid plans start around $5/month. Swiss-based, independently audited. The most credible free-tier VPN available.

Mullvad (~$5/month flat): Privacy-focused, flat rate, no account required. Consistently recommended by privacy researchers. No free tier, but the pricing is honest and modest.

NordVPN (mid-priced): Large server network, consistent speeds, widely used. Had one past security incident that was disclosed and handled responsibly. A reasonable mainstream choice.

Any reputable standalone VPN will outperform what MacKeeper bundles. ProtonVPN's free tier is a good place to start if you're not sure you need a VPN at all.

Cleanup and uninstalling: AppCleaner or DaisyDisk

Free / $9.99 once

The job: Removing apps properly (including leftover files) and understanding what is taking up disk space on your Mac.

AppCleaner (free): The gold standard for clean app uninstalls on Mac. Drag an app onto AppCleaner and it finds every preference file, cache, and support folder associated with it, so you can review and delete them together. Been around for years, trusted by the Mac community, completely free with no subscription. This covers the cleanup side of what MacKeeper's cleaner does.

DaisyDisk ($9.99 once): A disk space visualiser that maps your entire drive into a sunburst chart. Immediately obvious which folders and files are consuming storage. One-time purchase, genuinely polished, fast at scanning large drives. If you've ever spent 20 minutes wondering where your disk space went, DaisyDisk pays for itself on the first use. More detail in the CleanMyMac alternatives post.

AppCleaner replaces MacKeeper's uninstaller for free. DaisyDisk replaces its disk analysis for $9.99 once. Together they cost less than one month of MacKeeper.

Maintenance scripts: OnyX

Free (donationware)

The job: Running built-in macOS upkeep tasks, clearing caches, and nudging the system through maintenance routines that Apple schedules automatically but that occasionally need a manual push.

OnyX (free): Made by Titanium Software, in continuous development since 2003. The standard free tool for running maintenance scripts on Mac. Trusted by the community for over two decades. Fully free, donationware if you want to support it. The interface is dated and can look intimidating, but for the maintenance job you only ever need the Maintenance tab. Everything else is there for power users.

Honest caveat: for most Mac users, macOS runs these scripts automatically and OnyX is rarely needed. It's good to know it exists for the occasions when your Mac feels slow in a way that a maintenance run seems to help.

OnyX replaces MacKeeper's maintenance features for free. Stick to the Maintenance tab if the rest feels like too much.

"MacKeeper is a lot of subscription for jobs that free or cheap focused tools handle just as well, often better."

The mix-and-match recipe

Here is what a complete replacement stack looks like, priced honestly:

Memory clearing: Shiny at $4.99 once (or Memory Cleaner, free)
Antivirus: macOS XProtect (built in, free) and Malwarebytes Free for occasional scans
VPN: ProtonVPN free tier (or Mullvad at ~$5/month if you want a full VPN)
App cleanup: AppCleaner, free
Disk analysis: DaisyDisk at $9.99 once (or Storage Settings in System Settings, free)
Maintenance: OnyX, free

If you skip the VPN and pay for Shiny and DaisyDisk only: $14.98 once. MacKeeper at $60-110 per year over five years: $300-550.

The tradeoff is managing a few apps instead of one. For most people that is a reasonable deal. For people who genuinely want one interface for everything, the next section is relevant.

When MacKeeper is still the right choice

Conceding this honestly: there are real reasons to keep MacKeeper.

You genuinely use most of its bundled features, not just memory or antivirus.
You strongly prefer a single app over juggling four or five.
You want a single support contact for everything Mac-utility-related.
The identity monitoring feature matters to you and you want it bundled.
You're on a business machine where the subscription is expensable and simplicity has real value.

The identity monitoring job is worth mentioning because there isn't a clean direct replacement. Apple's iCloud+ includes some identity monitoring, and HaveIBeenPwned covers breach checking for free. But if you want one app that bundles all of this, MacKeeper does offer that. If you've read this post and think "I'd use all five or six of those features regularly," MacKeeper may be the right tool for you. The subscription price is high but not absurd if you're genuinely using the full bundle.

Bottom line

The best alternative to MacKeeper is not a single app. It is a small stack of focused tools, each doing one job well:

Memory: Shiny or Memory Cleaner
Antivirus: macOS XProtect (free, already installed) plus Malwarebytes for second opinions
VPN: ProtonVPN, Mullvad, or NordVPN depending on your needs
Cleanup: AppCleaner for uninstalling, DaisyDisk for disk analysis
Maintenance: OnyX

Most of this is free. The paid parts total around $15 once. Over five years, the savings against MacKeeper's subscription are substantial.

If you want to see how Shiny specifically compares with MacKeeper's memory feature, that comparison is here. And if you're weighing options more broadly, the CleanMyMac alternatives post covers similar ground for a different app. For a grounded take on whether Mac cleaner apps are worth anything at all, see are Mac cleaners worth it.