lock the doomscroll
wake up actually rested
lumi locks your apps at bedtime, guides you through calming wind-down activities, then wakes you with challenges that get you out of bed.
your data never leaves your phone
willpower doesn't work
at 2 am
you don't have a sleep problem - you have a phone problem. every scroll delays your rest. lumi removes the decision entirely by locking your distracting apps and guiding you to sleep.
four steps to
better sleep
simple enough to stick to. effective enough to make your 3 am self genuinely mad.
set your schedule
tell lumi your bedtime, and wake time. it builds your sleep schedule in seconds.
wind down before bed
calming exercises, soundscapes and brain dumps to ease you into sleep.
apps get locked
at bedtime, distracting apps are blocked. emergency unlocks if you really need them.
wake challenges get you up
smart alarm with challenges - math, pushups, walking, barcode scan, and more.
built for real
sleep problems
smart app lock
at bedtime, all apps except calls & messages are blocked with a lock screen until wake time.
wind-down activities
guided breathing, body relaxation, and calming soundscapes to ease you into sleep mode.
brain dump & gratitude
write down racing thoughts and gratitude notes before bed. Review them anytime - stored only on your device.
wake challenges
math problems, emoji memory, walking 30 steps, pushups, jumping jacks, shake phone, barcode scan, and more.
ml-powered verification
uses your camera to verify exercises and confirm you're actually awake. No fooling the alarm.
emergency unlock
customize 1-3 emergency unlocks per night, each lasting 5 minutes. For real emergencies only.
from bedtime to
bright-eyed morning
wind-down activities, app locking, and wake challenges - all in one app.
home dashboard
breathing exercise
app lock screen
wake alarm screen
jumping jacks challenge
barcode scan challenge
emoji memory challenge
math wake challenge
we don't want
your data
everything stays on your phone. your journal, your schedule, your streaks - it's all yours.
100% on-device
all your data - journal entries, schedules, streaks - stays on your phone. nothing is uploaded.
no tracking of your habits
we use analytics only for crash reports and app stability. we never see your sleep data.
no account required
just open the app, set your schedule, subscribe and go. no email, no sign-up, no cloud sync.
sleep smarter, scroll less
Short reads on building better nights with lumi-habits and science.
the app that locks tiktok at bedtime (and makes you do squats to wake up)
Your brain doesn't care that it's 2 AM. TikTok definitely doesn't. Here's the app that finally stops the scroll and makes sure you actually get out of bed.
how to stop doomscrolling at night (without relying on self-control)
You don't need more self-control. You need friction. Here's what the research actually says stops late-night doomscrolling - and why willpower isn't on the list.
15 things to do instead of doomscrolling before bed
You're not lazy. You're just bored with the alternatives. Here are 15 actually enjoyable things to do instead of doomscrolling before bed.
lock the scroll
fix your sleep
set your bedtime, wind down, and let lumi handle the rest. your data stays on your device. always.