QuickSim · probability diagnosis
https://berightbackapp.com/
LaunchSim · Probability diagnosis
Be Right Back App
Mobile screen time & fitness habit app56%
CONDITIONAL GOSubscription retention and Android launch risks
Facts
Fermi estimate
125 million global eligible users
1B global smartphone users ×10% screen time conscious ×12.5% step-focused
Winner
OffScreen App
Combines screen lock and health incentives
Flop
StepLock App
Poor health sync and onboarding
Must be true
1.Users prioritize attainable step goals over strict limits
2.Retention ties directly to habit streak visibility
3.Apple Health sync is mandatory for iOS users
Element balance
Fire · Small FortuneFosters intentional daily movement
75
55
45
35
40
Fire
Rise
Water
Std
Air
Wane
Earth
Dorm
Spirit
Wax
Probability chain
Demand exists
70%
15% of US remote workers have low daily steps (Pew 2024)
Unit economics
65%
$4.99/month, $1.20 trial CAC
Channel reach
60%
Apple App Store Health top 150
Moat buildable
55%
User streak and custom unlock data
Blockers
Emergency unlock undermines core habit accountability-8%
Android waitlist delays paid user scale-5%
Personas
M
Mia32 yrsRemote marketing specialist
I forget to move while scrolling TikTok all day
J
Jake28 yrsCasual mobile gamer
Step unlocks feel like a fair trade for my screen time
S
Sarah45 yrsRetired high school teacher
The emergency unlock feels like a loophole I’ll abuse
"iOS app locks apps until daily step goal met"
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Probability × product signal
This is not business advice — just a structured angle on your product. Deep Sim is the full report.