Build a simple rent-split tracker for shared apartments

11/15

Strong DemandWeekend ProjectSome Competition

The Opportunity

301 upvotes, 115 comments on frustration post about Flex rent-splitting app. Users want simple automated reminders with no hidden fees.

“SO currently extremely frustrated with Flex the Rent Splitting app”

11/15

Demand4.0/5

How urgently people need this solved and how willing they are to pay for it. Based on complaint frequency and spending signals across platforms.

Market Gap3/5

How open the market is. A high score means few or no direct competitors, or existing solutions are overpriced and underdeliver.

Build Effort4/5

How quickly a solo developer can ship an MVP. 5 = weekend project with standard tools. 1 = months of infrastructure work.

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