QuickSim · probability diagnosis

https://berightbackapp.com/

LaunchSim · Probability diagnosis

BRB Step-Lock Screen App

Digital Wellness & Habit Building App

65%

CONDITIONAL GO

Needs Android launch and paid tier validation

Facts

Fermi estimate

$1.2B global addressable market for iPhone wellness users

1.2B global iPhone users * 5% wellness-focused * $20/year ARPU = $1.2B TAM

Winner

Forest App

Ties rewards to focus, strong habit loop

Flop

iOS Native Screen Time

Easily bypassed, no behavior incentives

Must be true

1.Unhackable app blocking is non-negotiable for paid users

2.Step sync failures trigger immediate user churn

3.Android users make up 70% of global smartphone owners

Element balance

Earth · Good FortuneBuilds tangible daily movement and screen habits

Fire

Rise

Water

Std

Air

Wane

Earth

Wax

Spirit

Std

Probability chain

Demand exists

75%

68% of US adults report excess screen time (Pew 2023)

Unit economics

60%

$2.99/month subscription, 30% Apple App Store fee

Channel reach

65%

TikTok wellness audience CPM averages $1.18

Moat buildable

45%

No network effects, feature is easy to replicate

Blockers

Apple may restrict third-party app blocking in future iOS updates-3%

Step sync delays over 5 minutes double churn rate-1%

Personas

Mia26 yrsWFH content creator, 4hrs daily doomscrolling

I’d pay $5/month to stop scrolling TikTok during work breaks

Raj34 yrsAndroid user, 5k weekly runner on waitlist

I won’t switch to iPhone just for this app, I’ll wait

Sarah41 yrsElementary school teacher, Fitbit user

I can’t block work messaging apps, so this is useless for me

"Tie screen access to steps to cut scrolling and build movement habits"

launchsims.com/sim

Scan for a quick diagnosis

Probability × product signal

Run one for my product Download PNG

This is not business advice — just a structured angle on your product. Deep Sim is the full report.