Lumi is a tiny light that dims when you doomscroll. Block TikTok, Instagram, or any iPhone app — then say an affirmation to unlock it. Guilt goes to the apps. The light comes back to you.
Get notified at launch How it works
Most screen time apps are dashboards, timers, or guilt trips. Lumi is a character — her light is your attention. She's launching soon on iPhone (iOS 16.2+), built on Apple Screen Time.
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Pick TikTok, Instagram, or any app with Apple Screen Time. Lumi shields them with a gentle screen — no cold system wall.
Want in anyway? Read, type, or trace one affirmation first — "I am worth more than this feed." A breath between impulse and scroll.
Lumi dims as your screen time climbs and glows when you stay present. Streaks unlock new environments. Missing a day doesn't break you — light freezes have your back.
Practical, no-shame answers to the questions that probably brought you here.
Why your feed keeps winning at 1am — and the interrupt that actually works.
Three ways to do it with Screen Time — and how to make the block stick.
Set a real limit that survives the "ignore limit" button.
A gentle system: measure, block, replace — without going cold turkey.
What the habit loop looks like and how to rewire the unlock moment.
Why pairing affirmations with app blocking beats both alone.
Lumi is an iPhone screen time app and app blocker led by a small glowing character. Her light dims as your screen time climbs; blocked apps unlock only after you complete a short affirmation ritual. Learn more →
Lumi uses Apple's Screen Time (Family Controls) framework — the same system-level shield iOS uses — so blocks apply everywhere, with a warm Lumi screen instead of a cold system wall. Learn more →
When you open a blocked app, Lumi asks you to read, type, or trace one short self-affirmation first. It takes ~10 seconds and puts a breath between impulse and scroll — then the choice is genuinely yours. Learn more →
Never — it's a design law. If you lapse, Lumi says she waited for you. Streaks come with light freezes so one missed day doesn't erase your progress. Guilt lands on the apps, not on you. Learn more →
The core loop is free: the affirmation ritual, one blocker, your streak, and today's stats. Premium (7-day free trial) adds unlimited blockers, Focus mode, history, and unlockable environments.
Lumi is in final polish and launching soon on the App Store for iPhone (iOS 16.2+). Get notified →
Be first in line when Lumi lights up the App Store.
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