Quit porn for real. Lock in your willpower.
The #1 Screen Time lock app in the world — LockIn seals Apple Screen Time behind a passcode you don't know, so you can't undo it on a weak day.
Time remaining
27 days
- Block adult websites through Apple Screen Time
- Prevent reinstalling risky apps like Chrome, Reddit, and X
- Generate a passcode you hear once and don't save
- Track your lock timer until your commitment ends
No credit card • Setup in under 15 minutes • Cancel anytime
Trusted by people locking in worldwide
Built for people serious about change.
#1 Screen Time Focus App
Designed for commitment-based blocking.
Best Productivity App 2025
Built for focus, discipline, and digital control.
Hyperproductive Focus System
Turn weak moments into locked-in decisions.
Build the version of you that does not fold during weak moments.
Normal blockers are built to be bypassed.
Most porn blocker apps fail for one simple reason: when the urge hits, you can delete them, disable them, or find another route in seconds.
You can delete the app.
If the blocker is just another app, it can be removed the moment you want out.
You remember the passcode.
A passcode you know is not protection. It is just a delay.
Social apps become loopholes.
Reddit, X, browsers, and random apps can still expose you to adult content.
Willpower collapses under pressure.
The system has to work when you are weakest — not only when you feel motivated.
LockIn adds friction where blockers usually fail.
Instead of relying on a deletable app, LockIn guides you through Apple's built-in Screen Time restrictions and helps you lock the setup behind commitment-focused steps.
Guided Screen Time Setup
Step-by-step instructions for setting up adult website restrictions correctly.
Risky App Removal
Remove apps that commonly create loopholes before the lock starts.
App Install Blocking
Prevent yourself from reinstalling browsers and social apps during the lock period.
Account Change Protection
Reduce common ways users try to escape Screen Time restrictions.
Voice Passcode Generator
Hear a random 4-digit passcode once, enter it, and avoid saving or memorizing it.
Commitment Countdown
Track exactly how long remains until your chosen lock period ends.
How LockIn works
Add your device
Choose iPhone, iPad, Mac, or Windows and name your device.
Choose your lock duration
Pick how long you want your restrictions to stay active.
Follow the setup
LockIn walks you through the exact restrictions to enable.
Generate your passcode
The app reads out a random code so you can enter it without keeping it.
Stay locked in
Your dashboard tracks the countdown until your commitment ends.
Built for the devices you actually use.
iPhone / iPad
Guided Apple Screen Time setup for blocking adult websites, disabling risky app installs, and locking restrictions behind passcode friction.
Mac
Step-by-step macOS Screen Time setup with restriction tracking and lock countdown.
Windows
Guided desktop protection workflow with device activation, blocked site setup, and commitment tracking.