Three different kinds of "cleaner"
Most "best Mac cleaner" lists mix three categories of tool that solve different problems:
- General system cleaners (CleanMyMac, MacCleaner Pro) ; broad sweeps: system junk, mail attachments, malware scans, uninstallers.
- Disk visualizers (DaisyDisk, GrandPerspective, OmniDiskSweeper) ; show you what's big; deciding what's safe is your job.
- Developer cache cleaners (DevCleaner) ; know what DerivedData, a pnpm store or an Ollama model is, and what deleting it costs.
The comparison
Vendor product pages reviewed October 4, 2026. Prices can vary by region, tax and promotions; use each vendor’s current checkout. This is a scope comparison, not a hands-on performance benchmark.
| DevCleaner | CleanMyMac | DaisyDisk | OmniDiskSweeper | |
|---|---|---|---|---|
| Price | Safe cleanup free; Pro $19.99/year or $59 lifetime | Paid; see current vendor pricing | $9.99 listed on vendor site | Free |
| Category | Developer cache cleaner | General system cleaner | Disk visualizer | Disk visualizer |
| Knows dev toolchains | 30+ developer tools (Xcode, Gradle, npm, pip, Cargo, AI tools…) | General cleanup; inspect vendor coverage for your tool | No ; shows folders, you decide | No ; shows folders, you decide |
| Safety model | Safe/Warning/Danger/Dangerous+ per category; risky items never pre-selected; credential files hard-protected; warns if app is running | Curated "safe to remove" rules | None ; manual deletion | None ; manual deletion |
| Lives in menu bar | Yes, with live reclaimable-space badge | Menu bar monitor in paid tiers | No | No |
| Auto-clean rules | Pro: threshold + age filter, Smart Triggers | Partial (smart scan reminders) | No | No |
| Beyond dev caches | Project archive and explicit tool-data removal | Yes: uninstaller, malware, mail, photos | Yes: whole disk | Yes: whole disk |
When each tool is the right answer
Pick CleanMyMac if…
Choose CleanMyMac when you want broader Mac maintenance, app removal and malware checks. Review its current features and cleanup preview for your toolchain rather than assuming a developer-specific classification for every cache.
Pick DaisyDisk (or free GrandPerspective) if…
Choose a visualizer when the source of disk growth is unknown. DaisyDisk shows disk usage visually and supports deliberate removal; OmniDiskSweeper lists large files and folders. Their interface is a starting point for inspecting data, not a guarantee that an arbitrary Application Support directory is disposable.
Pick DevCleaner if…
…your disk problem is the developer kind ; and if you're reading this, it probably is. DevCleaner only does dev caches, which is why it can do them properly:
- 30+ developer-tool scanners: Xcode, Android Studio, JetBrains, Gradle, npm/Yarn/pnpm, Homebrew, pip, Cargo, Go, Maven, CocoaPods, Flutter, Unity, VS Code, plus AI tools (Claude, Cursor, Windsurf, Ollama, LM Studio and more).
- A safety model instead of a checkbox list: every category is rated Safe / Warning / Danger / Dangerous+, dangerous items are never pre-selected, and files holding logins or sessions sit behind a hard deny-list the cleaner cannot cross.
- Workflow awareness: it warns when you're about to clean caches of an app that's running (deleting DerivedData mid-build is a classic foot-gun).
- Set-and-forget: a live menu-bar badge, background rescans, and optional auto-clean with an age filter.
- Free and tiny: ~12 MB; Safe cleanup needs no account. Cleaning works offline. Launch reports always include a random installation ID and device/app facts. Cleanup byte totals can be turned off in Settings → General → Privacy.
Honest bottom line: these tools stack rather than compete. A visualizer for the one-off surprises, DevCleaner for the recurring developer churn. A general cleaner on top is optional taste.
FAQ
- Do developers need CleanMyMac?
- Choose based on the task and inspect the current vendor feature list. It earns its price on the general-purpose side (uninstaller, malware scan, mail attachments) if you want those.
- Is DaisyDisk a cleaner?
- It's a visualizer: brilliant at showing you what's big, silent on what's safe. Pair it with knowledge ; or with a tool that has the knowledge built in.
- What's the catch with DevCleaner being free?
- Built-in Safe cleanup, scans, the widget and project restore are free. New Free installations need Pro for Warning/Danger deep cleanup, custom folders, automation and archiving. Older installations may retain earlier manual-cleanup access. Cleaning works offline. Launch reports always include a random installation ID, app and macOS version, Mac model, architecture, and locale. Cleanup byte totals can be turned off in Settings → General → Privacy with Contribute to the public “space freed” counter. That switch does not stop launch reports. Updates, trials, licensing, product messages and submitted feedback have separate network requests. See license policy and privacy details.
Try the developer one first ; it's free
If your missing disk space is mostly developer caches (run du -sh ~/Library/Developer and check), start with the tool built for exactly that.
References and scope
Reviewed for DevCleaner 1.14.5 on October 4, 2026. Paths depend on tool version and configuration. Size ranges are illustrative, not measured savings or a recovery guarantee. Check the installed tool’s version/help before running cleanup commands.