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AccountyCat vs SelfControl

AccountyCat vs SelfControl: an honest comparison

SelfControl is a free, open-source Mac timer that blocks a fixed list of sites and can't be cancelled. AccountyCat is also free and open source, but goes by context across every app instead of a list.

What is SelfControl?

SelfControl is a free, open-source macOS app that blocks a blacklist of sites (and servers) for a timer you set — and can't cancel, even by quitting or restarting, until it runs out.

How they differ

SelfControl is a deservedly popular classic: free, open source, simple, and the timer genuinely can't be undone. If you want to block a handful of known time-sinks for the next two hours with no escape hatch, it does that and nothing else.

AccountyCat shares the free-and-open-source roots but works differently. Instead of a website blacklist, it goes by what you're doing across every app and nudges you when you've drifted; it follows up with a gentle check-in only if drift continues. You can add rules if you want, but the default is context, not a list.

They're arguably complementary: SelfControl for the few sites you know are poison, AccountyCat for the drift no fixed list anticipates.

DimensionSelfControlAccountyCat
What it acts onA fixed website blacklistLive context across any app (rules optional)
ScopeSites/servers you predefineAll apps + window context, no list required
Can you stop it early?No — uncancellable timerYes — wave off or explain any check-in
DecisioningStatic blacklistAI reads context (local or your own cloud key)
PlatformsmacOSmacOS 26+ (Apple Silicon)
PricingFree, open sourceFree local mode, open source; optional cloud key

SelfControl's pricing and features change over time — check their site for the latest. Last reviewed May 2026.

Where SelfControl wins

  • Completely free, no account, no telemetry — and time-tested.
  • The uncancellable timer is genuinely unbreakable; a nudge isn't.
  • Extremely simple: pick a list, set a timer, done.
  • Lightweight and minimal.

Where AccountyCat wins

  • Works across every app, not just sites you remembered to add to a list.
  • Reads context with AI (local or your own cloud key) instead of matching static URLs.
  • Catches drift you didn't predict — a different project, the wrong document, a side tab.
  • Adds an optional cloud key for stronger reasoning if you want it; your choice.

Choose SelfControl if…

  • You just want to block a known list of sites with no way to bail out.
  • You want the simplest, lightest free tool possible.
  • Browser-based distraction is the whole problem.

Choose AccountyCat if…

  • Your distractions aren't a fixed list of websites.
  • You want something that goes by what you're doing, not just which URL is open.
  • You'd rather be nudged and stay in control than be locked into a timer.

The verdict

SelfControl is ideal if you want a free, uncancellable site-blocking timer and nothing more. AccountyCat fits better if you want a free, open-source tool that goes by context across all your apps and nudges you back — and the two pair well together.

Try AccountyCat free

Run it fully on-device with no account, or paste ACFIRST for a private cloud trial. Open source, MIT licensed.

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