SelfControl vs Cold Turkey for Mac: Free and Simple, or Strict and Scheduled? (2026)

You've got a Mac, a deadline, and a browser that keeps wandering back to the same three sites. When people get serious about blocking on macOS, two names surface again and again: SelfControl — the free, open-source classic that's been around since forever — and Cold Turkey, the paid heavyweight people reach for when they want to lock themselves out of everything.

They look like they do the same job. On a Mac, they really don't. One is a free, one-shot timer that can't be stopped once it starts. The other is a scheduled, feature-heavy lockdown you pay once for. Pick wrong and you either shell out for control you'll never use, or fight a bare-bones tool that can't do the one thing you actually needed.

Full disclosure up front: we make Focusmo, a Mac focus app that includes blocking. We'll get to where it fits near the end, and we'll tell you plainly where each of these beats us. The bulk of this is a straight SelfControl-vs-Cold-Turkey breakdown.

The 30-Second Version

If you don't want to read the whole thing:

• Choose SelfControl if you want free, dead-simple, "block these sites for the next three hours and don't let me back in" — on a Mac, with zero setup and zero cost.
• Choose Cold Turkey if you want blocks that recur on a schedule, a nuclear option that locks your whole computer, and you'd rather pay once for the extra control.
• Reconsider both if the honest problem isn't that you open distractions — it's that you sit at an already-quiet Mac and still can't start. No blocker fixes that. More on it below.

SelfControl: The Free, Unbreakable Timer

SelfControl is the oldest trick in the Mac focus playbook, and it's still one of the best for a specific job. It's free and open source — technically donationware, so if you lean on it, throw the developers a few dollars — Mac-only, and almost aggressively simple.

Here's the whole app: you add sites to a blocklist, set a timer anywhere from 15 minutes to 24 hours, and hit Start. It edits your Mac's hosts file and firewall rules to cut off those sites at the system level, so the block holds in every browser at once — not just the one with an extension installed.

What it does well:

• It's genuinely free. No tier, no trial, no upsell. That's rare enough to say out loud.
• The block cannot be undone. This is SelfControl's entire identity. Once the timer is running, you cannot stop it — not by quitting the app, not by deleting it, not by restarting your Mac. For a brain that caves the instant an "unblock" button exists, that's the whole point.
• System-level, every-browser blocking. Because it works below the browser, switching from Chrome to Safari to sneak onto Reddit simply doesn't work.
• An allowlist mode. You can flip it around and block everything except the sites you name — handy when "just the docs and nothing else" is the only way the thing gets written.

Where it struggles:

• Websites only. SelfControl does not block apps. If your distraction is a native Mac app — Slack, Messages, a game — it can't touch it.
• No scheduling or recurring blocks. Every session is manual. There's no "block social media automatically every weekday at 9am." You start it, every time, with whatever willpower you have in that moment — which is exactly the thing you're usually short on.
• No sync, no phone. It's one Mac, full stop. The second your scrolling migrates to your iPhone, the wall has a door in it.
• Bare interface, no insight. No dashboard, no stats, no sense of how your sessions are going. For some people that's a feature; for others it's a dead end.

SelfControl is the right pick when the honest sentence is: "I just need to wall off these few sites for the next few hours, right now, for free, and not be able to weasel out of it."

Cold Turkey: The Scheduled, Paid Lockdown

Cold Turkey takes the opposite approach: more power, more setup, a price tag. There's a free version that blocks websites on a timer, but the reasons people actually choose Cold Turkey mostly live behind Cold Turkey Pro — a one-time purchase (around $45 at the time of writing; check their current pricing) that covers the Windows and Mac computers you personally use.

What it does well:

• Scheduling and recurring blocks. This is the big one SelfControl can't match. Set social media and video sites to block automatically every weekday morning, with no decision required in the moment. For anyone whose willpower is unreliable at 9am, automation beats intention.
• Frozen Turkey. Cold Turkey's signature (slightly unhinged) mode locks you out of your entire computer until the timer ends — not just websites, the whole machine. If "I'll just do something else vaguely productive to avoid the real task" is your failure mode, this closes that escape hatch too.
• Deeper rules. Block specific YouTube channels, keywords, and — on Windows especially — desktop apps, with password protection and usage stats layered on top.
• Pay once. Pro is a single purchase, not a subscription. Over a few years that's far cheaper than anything you rent monthly.

Where it struggles on Mac:

• App blocking is weaker on Mac. This is the nuance most comparisons quietly skip: Cold Turkey's full app-blocking muscle is a Windows thing. On macOS its block is historically website-centric, and Apple's security model limits how deeply any third-party app can reach into the system. If you're specifically on a Mac to block native apps, verify Cold Turkey's current Mac capabilities before you pay — don't assume the Windows feature list applies.
• More setup. The power comes with menus, modes, and schedules to configure. Great if you want control; friction if you just wanted the SelfControl "block these, go" experience.
• It costs money. The free tier is real but limited; the features people come for live behind Pro.

Cold Turkey is the right pick when the honest sentence is: "I want blocks that fire on their own every day, the option to lock myself out of everything, and I'll pay once for that control."

Head-to-Head on Mac

| What matters | SelfControl | Cold Turkey | | --- | --- | --- | | Price | Free (donationware) | Free tier + Pro (~$45 one-time) | | Blocks websites | Yes (system-level) | Yes | | Blocks native Mac apps | No | Limited on Mac (fuller on Windows) | | Scheduling / recurring | No | Yes (Pro) | | Lock the whole computer | No | Yes (Frozen Turkey, Pro) | | Can't-undo block | Yes | Yes | | Allowlist mode | Yes | Yes | | Cross-platform | Mac only | Mac + Windows | | Setup effort | Minimal | Moderate | | Best for | Free, one-off lockouts | Scheduled, heavier control |

Before you pay for anything, it helps to know what those distractions actually cost. Our free app blocker ROI calculator estimates the time and money you lose to interruptions in a year — and how fast a blocker pays for itself.

The Part Both Will Handle Fine — and the Part Neither Fixes

Here's where honesty matters more than the feature table. A blocker — either of these — solves exactly one problem: you keep opening things you shouldn't. It removes access. That's the whole job, and both do it well.

But for a lot of people, especially anyone with ADHD or time blindness, access was never the real bottleneck. You block every site with the strictest setting you can find, sit down at a spotless, silent Mac… and still don't start. You stare at the wall instead of the feed. That's not a blocking failure — it's task initiation, the executive-function hurdle of getting moving, and no blocker on earth pushes you across that line. (We dig into why blocking is only half a system in Do Website Blockers Actually Work?)

The other quiet gap is time blindness. A blocker running in the background does nothing to make time visible. You can be fully locked down and still lose 90 minutes to a "quick" side task, because your brain never felt the time move. A hard wall around Twitter doesn't help if you never sense the afternoon slipping away. (If that's your pattern, our Mac setup for time blindness is about making time visible rather than just blocking sites.)

So before you install either, ask yourself honestly: when I'm blocked and still not working, what's actually stopping me? If the answer is "I can't stop myself from opening distractions," a blocker is exactly right — pick SelfControl for free simplicity or Cold Turkey for scheduled control, on the trade-offs above. If the answer is "I can't get started, or I lose track of time," blocking is only half the tool you need.

(The other blocker people usually weigh against these is Freedom — we cover that in Cold Turkey vs Freedom for Mac.)

Where Focusmo Fits (Honestly)

We'll be straight: Focusmo is not trying to out-lock either of these. If you want an unbreakable free timer, SelfControl is excellent and we won't pretend otherwise. If you want Frozen Turkey's nuclear, whole-computer lockdown, Cold Turkey does something we don't. And Focusmo is Mac-only, so neither are we the answer if you need to block your iPhone too.

Focusmo is a free Mac menu-bar app built for the other problem — the starting-and-structure one. Blocking distracting apps and websites is one feature inside it, but it's wrapped in the parts a raw blocker leaves out:

• Focus sessions (Pomodoro or open-ended flow) that give the work a clear start and end, so time stops being invisible.
• Accountability check-ins that nudge you mid-session to confirm you're still on the task you named — the gentle external pressure that helps a stalled brain re-engage.
• Automatic, local activity tracking so you can see where your hours actually went, without shipping your data off to the cloud.
• Task tracking that connects to the tools you already use — Things 3, Todoist, TickTick, Apple Reminders, and more.

A pure blocker says "stop me from wandering off." Focusmo says "get me started, keep me oriented, and show me the time." Different jobs — and plenty of people happily run a strict blocker and a focus app side by side. If you want the specifics, we keep an honest, feature-by-feature breakdown at Focusmo vs Cold Turkey that lists where Cold Turkey wins.

How to Decide in One Minute

1. Free or paid? Want zero cost → SelfControl. Happy to pay once for more control → Cold Turkey.
2. One-off or recurring? "Block these now, for a few hours" → SelfControl. "Block automatically every weekday" → Cold Turkey.
3. Websites, or apps and the whole machine? Just sites → either works. Lock the whole computer → Cold Turkey's Frozen Turkey.
4. Opening distractions, or starting work? Opening → pick a blocker above. Starting (or losing time) → you need structure around the blocking, not just a wall.

There's no universally "best" blocker here — only the right match for your failure mode. SelfControl and Cold Turkey are both genuinely good at the jobs they were built for. Just make sure the one you install matches the thing that's actually going wrong.

If it turns out you can start fine and just can't stop wandering, install one of these and stop reading. If you sit at a blocked, silent Mac and still can't get moving, you need structure around the blocking — which is exactly what we built Focusmo to do. It's free to start, and it lives quietly in your Mac menu bar.