TL;DR
CleanMyMac vs OnyX: For most Mac users in 2026, OnyX is the better choice for utilities because it is free while CleanMyMac charges for full use. Both install with a single Homebrew command, so the switching cost is low. Choose CleanMyMac instead if cleanup support is your priority.
Which is better: CleanMyMac or OnyX?
OnyX is the top pick for most Mac users looking at utilities — it is free and installs in one Homebrew command. CleanMyMac is the stronger choice if you prefer its utilities ecosystem. Both are worth trying.
CleanMyMac vs OnyX
Which is the better utilities for Mac in 2026?
We compared CleanMyMac and OnyX across 6 key factors including price, open-source status, and community adoption. Read our full breakdown below.
CleanMyMac
Tool to remove unnecessary files and folders from disk
OnyX
System maintenance and optimization utility
Visual Comparison
OnyX
OnyX — Official Website
Our Verdict
For most Mac users in 2026, OnyX is the better choice for utilities because it is free while CleanMyMac charges for full use. Both install with a single Homebrew command, so the switching cost is low. Choose CleanMyMac instead if cleanup support is your priority.
Feature Comparison
| Feature | CleanMyMac | OnyX |
|---|---|---|
| Price | Paid | Free |
| Open Source | No | No |
| Replaces | — | CleanMyMac X ($39/year) |
| Best for | cleanup, optimization, disk | system, maintenance, optimization |
| Install | brew install --cask cleanmymac | brew install --cask onyx |
| Category | System Utilities | System Utilities |
Quick Install
brew install --cask cleanmymacbrew install --cask onyxLearn More
In-Depth Overview
What is CleanMyMac?
CleanMyMac 5 packages dozens of maintenance actions into a consumer-friendly Mac app from MacPaw. Smart Scan proposes junk removals; the uninstaller removes apps and leftovers; Space Lens visualises storage; Moonlock contributes malware scanning; menu bar tools offer quick optimisations. It is notarised commercial software with trials, subscriptions, one-time licenses, multi-Mac packs, and Setapp distribution. The product assumes users want results more than raw parameter lists.
What is OnyX?
OnyX is Titanium Software's free multifunction utility maintained since the early OS X era. Each major macOS release gets a matched OnyX build, using the wrong build is a classic foot-gun. On Tahoe, grab OnyX 5.0.2 (late July 2026) from titanium-software.fr. Functions include maintenance scripts (repair, clear caches, rebuilds), cleanup, permissions-oriented tasks, and extensive GUI toggles for Finder, Dock, Safari, and other system behaviours. It requires administrator context and user judgment; there is no Moonlock-class antivirus product inside.
Detailed Feature Comparison
System Junk Cleaning
CriticalGuided Smart Scan with reviewable categories and consumer-safe defaults. Re-check after the next OS and tool update.
Manual cache/log maintenance tasks; powerful but user-directed. Check again after Apple ships its next point release.
Verdict: CleanMyMac wins automation; OnyX wins deliberate manual control.
Malware Protection
CriticalMoonlock-assisted scanning and protection features. Revisit after the next system update.
Not an antivirus, pair with other tools if needed. Confirm again after updates.
Verdict: Only CleanMyMac covers malware here.
Hidden Parameters & Tweaks
HighFocuses on cleaning/optimisation rather than exposing every hidden default. Verify after the next macOS bump.
Deep toggles for system and Apple app behaviours collected in one utility. Test again after vendor and OS releases.
Verdict: OnyX remains the tweak scalpel.
Disk & System Verification
MediumHealth-oriented suite tools and maintenance actions with simplified UX. Check post-update.
Longstanding verification and maintenance script access for admins. Validate after the next point release.
Verdict: OnyX edges classic maintenance tech tasks.
User Experience
HighPolished, animated, explanatory UI designed for mainstream Mac owners. Re-check post-upgrade.
Utilitarian multi-tab interface that assumes literacy with macOS internals. Confirm after the next update cycle.
Verdict: CleanMyMac wins delight and clarity.
Price
CriticalPaid monthly/annual/one-time SKUs around $9.95 / $39.95 / $119.95 for 1 Mac. Check again after the next release.
Free with optional donations; OS-matched downloads only. Re-test after OS and vendor ship updates.
Verdict: OnyX wins cost decisively.
Safety for Beginners
HighSafer defaults and commercial QA around consumer deletion lists. Verify again next time macOS updates.
Misused maintenance scripts or wrong-version builds can cause pain, backups recommended. Check after your next OS upgrade.
Verdict: Beginners should prefer CleanMyMac or built-in tools over blind OnyX runs.
Update Model
MediumAuto-updating commercial channel across 5.x; subscriptions include new versions during term. Revisit after the next update window.
You must install the build that matches each major macOS, discipline required at OS upgrade time. Confirm after both OS and app update.
Verdict: CleanMyMac is easier across OS upgrades; OnyX demands the correct DMG.
Who Should Choose Which?
1Family IT
Malware + guided clean beats sending them into OnyX tabs.
2Mac tech
Free, scriptable maintenance depth, OS-matched builds.
3Creative pro
Visual suite matches the job.
4Power user
Free maintenance without suite identity.
5Pragmatic owner
Confirm permissions, version support, and whether free system tools closed enough of a gap to drop paid software.
Migration Guide
From_cleanmymac → Onyx
Note your macOS version, download only the matching OnyX build, back up, and replace suite scans with targeted maintenance tasks. Add a separate malware tool if you relied on Moonlock.
From_onyx → Cleanmymac
Install CleanMyMac 5 trial, run Smart Scan, and compare what it proposes versus your usual OnyX checklist. Keep OnyX for rare hidden toggles if you still need them.
Final Verdict
tie
Winner
Runner-up
CleanMyMac 5 and OnyX 5.0.2 remain complementary rather than interchangeable in August 2026. Pay MacPaw when you want guided cleaning and malware features; use free OnyX when you want OS-matched technician control. The tie is intentional and still correct. Operational details above should be rechecked whenever vendors ship major pricing or model changes.
Bottom Line: Choose CleanMyMac for convenience and protection. Choose OnyX for free depth and tweaks. Match the tool to your skill and risk tolerance.
Video Tutorials
Video Guide: OnyX for Mac
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Frequently Asked Questions
About the Author
Productivity & Workflow Analyst
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Sources & References
Fact-CheckedLast verified: Aug 9, 2026
Key Verified Facts
- OnyX 5.0.2 for macOS Tahoe was released 31 July 2026 by Titanium Software.[cite-onyx, cite-onyx-release]
- CleanMyMac 5 pricing includes roughly $39.95/year and $119.95 one-time options for 1 Mac.[cite-cmm-store]
- CleanMyMac 5.5.6 was published in the 10 July 2026 release line.[cite-cmm-home]
- OnyX is free donationware with OS-specific downloads.[cite-onyx]
- 1CleanMyMac
Accessed Aug 9, 2026
- 2CleanMyMac store
Accessed Aug 9, 2026
- 3Purchase options
Accessed Aug 9, 2026
- 4OnyX
Accessed Aug 9, 2026
- 5OnyX release notes
Accessed Aug 9, 2026
- 6Moonlock
Accessed Aug 9, 2026
- 7OnyX - Wikipedia
Accessed Aug 9, 2026
Research queries: OnyX 5.0.2 Tahoe; CleanMyMac 5.5.6 pricing; Titanium Software OnyX