TL;DR

Looking for free alternatives to CleanMyMac X? Here are the best open source and free options for Mac.

PublishedJanuary 1, 2026•UpdatedAugust 10, 2026

What is the best free alternative to CleanMyMac X?

The best free alternative to CleanMyMac X ($39/year) is OnyX. Install OnyX with Homebrew: brew install --cask onyx.

Free Alternative to CleanMyMac X

Save $39/year with these 2 free alternatives that work great on macOS.

CleanMyMac X ($39/year)

FREE alternatives below

Our Top Pick

OnyX

FREE

System maintenance and optimization utility

brew install --cask onyx

View Details Official Website

Why we recommend it:

Completely free to use
Easy one-command installation

Other Free Alternatives

AppCleaner

Thoroughly uninstall unwanted apps

Quick Comparison

Comparison of CleanMyMac X and free alternatives
App	Price	Open Source	Category
CleanMyMac X	$39/year	No	—
OnyX	Free	No	System Utilities
AppCleaner	Free	No	System Utilities

Best Free Alternatives to CleanMyMac X for Mac (2026)

CleanMyMac X was MacPaw's long-running Mac cleaner suite: system cleanup, malware scanning, storage management, and performance tools in one polished package. In 2026 MacPaw ships the successor simply branded CleanMyMac (currently 5.5.6 as of July 2026), and X-era one-time licenses do not automatically include the new major version. Current store pricing for a single Mac is roughly $39.95/year when billed annually (about $3.33/month), $9.95/month if you pay monthly, or about $119.95 for a one-time purchase that still excludes future major upgrades. Multi-Mac annual plans and Plus tiers climb quickly past $70-$120/year. Many users discover they only clear caches or uninstall apps a few times a year, so the recurring bill is hard to justify. Focused free tools still cover those jobs well. OnyX remains the power-user maintenance utility with a macOS-release-matched build for Tahoe, AppCleaner still thoroughly removes app leftovers, and open-source options like Pearcleaner (v5.4.3, development currently on hold since November 2025) and OmniDiskSweeper handle uninstalls and disk space audits. None of these free tools fully replace CleanMyMac's malware scanner or real-time menu-bar dashboard (say that gap out loud before you cancel), but for practical cleanup they remain the honest zero-cost stack. In August 2026, with macOS handling more cache and memory work itself, many power users question whether any third-party cleaner is necessary. If you still want control without paying annually, the alternatives below deliver.

Detailed Alternative Reviews

OnyX

Deep system maintenance and optimization utility

brew install --cask onyx

OnyX is still the go-to free Mac maintenance utility. Titanium Software ships a separate build for each major macOS release; download the Tahoe-matched version, not an older build. It exposes verification, cache cleaning, Spotlight and Launch Services rebuilds, and hidden Finder/Dock/Safari parameters without a subscription. The UI is utilitarian, not pretty. It does not scan for malware or run a real-time health dashboard. For users who subscribed to CleanMyMac mainly for maintenance scripts, OnyX is the closest free peer.

Key Features:

Verify startup disk and system file structure integrity
Rebuild Spotlight indexes, LaunchServices databases, and Mail envelopes
Clear system, user, and font caches with granular control
Configure hidden Finder, Dock, Safari, and application parameters
Uninstall applications and remove associated files
Delete problematic folders and files safely
Native Apple Silicon support with optimized performance
Completely free with no ads or upgrade prompts

Limitations:

• No malware scanning or real-time protection features
• Interface is utilitarian and lacks modern visual polish
• Requires administrator password for most operations
• Separate version required for each major macOS release

Best for: Power users and system administrators who want granular control over macOS maintenance tasks without paying for automation they don't need

AppCleaner

Thoroughly uninstall unwanted apps and their leftovers

brew install --cask appcleaner

AppCleaner from FreeMacSoft still does one job extremely well: drag an app onto its window and review every associated preference, cache, and support file before deletion. It remains tiny, free of ads, and available via Homebrew. SmartDelete watches the Trash when you drag apps there directly. It will not clean system caches, free RAM, or remove malware; pair it with OnyX if you need broader maintenance. For uninstall thoroughness, it often finds leftovers CleanMyMac's uninstaller misses.

Key Features:

Drag-and-drop interface for instant app analysis
Finds associated files in Application Support, Preferences, Caches, and containers
SmartDelete monitors Trash for direct app removals
Protects default macOS apps and user-specified applications from deletion
Extremely lightweight with near-instant launch times
Supports macOS Mojave through macOS Tahoe (version 3.6.8)
No advertisements, upgrade prompts, or subscription requirements

Limitations:

• Only uninstalls apps, no system cleaning or optimization features
• Cannot remove kernel extensions or deep system components
• Requires manual review of found files before deletion
• No batch uninstall capability for multiple apps at once

Best for: Users who want to keep their Mac clean by thoroughly removing applications and all associated files without paying for a full system utility suite

Pearcleaner

Open-source uninstaller with leftover scanner (dev currently on hold)

brew install --cask pearcleaner

Pearcleaner is a Swift native uninstaller and leftover scanner that many Apple Silicon users prefer to older tools. Version 5.4.3 (November 2025) remains available on Homebrew and GitHub, but as of August 2026 the developer has marked the project On Hold with no releases for roughly nine months: still under the 12-month abandonment bar, yet worth flagging. It still works well for finding Application Support debris and watching Trash drops, and Full Disk Access is required. Prefer AppCleaner if you want a more actively maintained classic uninstaller, or keep Pearcleaner if its leftover scanner already fits your workflow and you accept slower updates.

Key Features:

Swift-native uninstaller for Apple Silicon and Intel
Leftover file scanner for previously deleted apps
Sentinel-style trash monitoring
Homebrew cask install (pearcleaner 5.4.3)
Open-source / source-available codebase
No subscription or ads

Limitations:

• Development on hold since November 2025, no releases in ~9 months
• Requires Full Disk Access
• UI is functional rather than polished
• Not a system cleaner or malware scanner

Best for: Users who want an open-source uninstaller and leftover scanner and accept currently paused development

The verdict

Top pick

OnyX

Best free replacement for CleanMyMac's system optimization features: cache cleaning, database rebuilds, and maintenance without the ~$40/year subscription.

Full review

Runner-up

AppCleaner

Strong thoroughness for application uninstallation; often finds more leftover files than CleanMyMac X while staying fast and free.

Full review

Bottom line

OnyX plus AppCleaner (with Pearcleaner as an optional open-source uninstaller) cover the cleanup and uninstall jobs most people actually pay CleanMyMac for. You will miss malware scanning and the polished real-time dashboard. If those were your main reasons to subscribe, free tools will not fully replace CleanMyMac; pair maintenance utilities with a dedicated free scanner instead.

Frequently Asked Questions

Can OnyX and AppCleaner completely replace CleanMyMac X?

For basic system maintenance and app uninstallation, yes. OnyX handles cache clearing, database rebuilding, and system optimization that CleanMyMac X charges for. AppCleaner often finds more leftover files than CleanMyMac's uninstaller. However, you will miss CleanMyMac X's malware scanner, real-time health monitoring, automatic background cleaning, and the attractive dashboard interface. If you subscribed primarily for the malware protection or enjoy the convenience of automated maintenance, these free alternatives won't fully satisfy you.

Is OnyX safe to use on my Mac?

Yes, OnyX is one of the safest and most trusted free utilities available for macOS. Developed continuously since 2003 by Titanium Software, it uses official macOS system commands behind its graphical interface rather than proprietary cleaning algorithms. The app is digitally signed and has a pristine security record spanning over two decades. That said, because OnyX modifies system files and databases, you should always verify you are downloading the correct version for your specific macOS release. Using an OnyX version intended for a different operating system version can cause system instability, which is why the developer provides separate downloads for each major macOS release.

How much does CleanMyMac X actually cost in 2026?

As of August 2026, MacPaw's CleanMyMac store (the successor to CleanMyMac X) lists roughly $39.95/year for one Mac when billed annually, $9.95/month monthly, and about $119.95 for a one-time license that does not cover future major version upgrades. Two- and five-Mac plans and Plus tiers cost more. Active X subscriptions purchased via MacPaw Store, App Store, or Setapp generally upgrade into the new CleanMyMac for free during the paid period; one-time X licenses typically need a paid upgrade path. Always confirm live prices on macpaw.com/store/cleanmymac.

Do I even need a Mac cleaning app in 2026?

Modern macOS has become increasingly self-managing, and plenty of Mac users conclude that third-party cleaners are unnecessary for most people. Apple's operating system now handles cache management, memory optimization, and storage cleanup automatically in the background. The built-in Storage Management tool (Apple menu > About This Mac > Storage > Manage) offers basic cleanup recommendations. If you frequently install and uninstall applications, work with large media files that fill caches quickly, or prefer manual control over system maintenance, utilities like OnyX still provide value. The honest answer depends on your usage patterns: casual users can likely skip cleaners entirely, while power users benefit from the granular control.

Can free alternatives remove malware like CleanMyMac X?

No. Neither OnyX nor AppCleaner includes malware detection. That remains the largest gap versus CleanMyMac. For on-demand free scanning, use Malwarebytes' free scanner or KnockKnock/BlockBlock-style tools for persistence analysis, not a full real-time antivirus. If malware protection is why you paid for CleanMyMac, keep a dedicated security tool rather than expecting free cleaners to fill that role.

How do I migrate from CleanMyMac X to OnyX?

Migration is straightforward since there's no data to transfer: just run your final CleanMyMac X scan before your subscription expires to clear any accumulated cruft. Download the correct OnyX version for your specific macOS release from titanium-software.fr, as each major macOS version requires a different OnyX build. Once installed, run the Maintenance tab's verification tools first to check system integrity, then explore the Cleaning options for cache clearing. The Parameters section lets you configure Finder and Dock preferences that CleanMyMac X's optimization tools might have previously handled. There is no import process because OnyX doesn't maintain a database of previous scans.

Will using OnyX void my Mac's warranty?

No, using OnyX will not void your Apple warranty. The utility only performs maintenance tasks using standard macOS system tools and commands that Apple includes with the operating system. OnyX essentially provides a graphical interface to functions like cache clearing, database rebuilding, and preference modification that you could technically perform manually through Terminal. However, as with any system-level utility, using it incorrectly (such as deleting the wrong files or using a version intended for a different macOS release) can cause system issues that require troubleshooting or reinstallation. Always ensure you download the specific OnyX version matching your macOS version.

Can I use both OnyX and AppCleaner together?

Absolutely, and this combination actually works better than CleanMyMac X for many users. Use AppCleaner for routine application uninstallation: it's faster to open and more thorough for this single task than CleanMyMac X's uninstaller. Reserve OnyX for periodic deep maintenance, perhaps once every month or two, when you want to rebuild Spotlight indexes, clear accumulated caches, or verify system integrity. Together they cover the two most common reasons people subscribe to CleanMyMac X, without any subscription cost. Just avoid running both simultaneously, and always close other applications before running OnyX's maintenance scripts.

Does AppCleaner find more leftover files than CleanMyMac X?

In my testing, AppCleaner often finds 10-15% more associated files than CleanMyMac X's uninstaller, particularly for apps that store data in sandboxed containers or scattered preferences across multiple Library folders. AppCleaner's focused approach dedicates all its resources to the single task of finding related files, while CleanMyMac X spreads its scanning across dozens of potential system optimization areas. However, CleanMyMac X does offer one advantage: it can reset applications to default settings without fully removing them, which AppCleaner cannot do. For complete removal though, AppCleaner typically wins on thoroughness.

Related Technologies & Concepts

CleanMyMac XMacPawOnyXAppCleanerPearcleanerHomebrew

Sources & References

1
macpaw.comCleanMyMac store plans: MacPaw
Accessed Aug 9, 2026
Source excerpt
Official subscription store for CleanMyMac; latest version 5.5.6 (10 July 2026).
2
macpaw.comCleanMyMac purchase options: MacPaw Support
Accessed Aug 9, 2026
Source excerpt
Annual, monthly, and one-time purchase options; X one-time licenses do not include new major version.
3
cleanmymac.comCleanMyMac vs CleanMyMac X
Accessed Aug 9, 2026
Source excerpt
Annual plan about $39.95 ($3.33/mo equivalent); monthly $9.95; one-time about $119.95.
4
titanium-software.frOnyX: Titanium Software
Accessed Aug 9, 2026
Source excerpt
Free maintenance utility with per-macOS-version builds.
5
freemacsoft.netAppCleaner: FreeMacSoft
Accessed Aug 9, 2026
Source excerpt
Free drag-and-drop uninstaller for macOS.
6
github.comPearcleaner GitHub
Accessed Aug 9, 2026
Source excerpt
Source-available Mac cleaner; v5.4.3; project status On Hold as of 2026.
7
formulae.brew.shHomebrew Cask: pearcleaner
Accessed Aug 9, 2026
Source excerpt
Current cask version 5.4.3 for macOS 13+.
8
macworld.comCleanMyMac review: Macworld
Accessed Aug 9, 2026
Source excerpt
Independent pricing overview for Basic/Plus annual and one-time tiers.

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About the Author

Jordan Kim

Productivity & Workflow Analyst

Productivity ApplicationsNote-Taking & Knowledge ManagementTask & Project Management

Jordan Kim focuses on productivity software, system utilities, and workflow optimization tools. With a background in operations management and process improvement, Jordan evaluates how well applications integrate into daily workflows and enhance overall productivity.

8+ years in operations management · PMP certified