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Build a transparent rent-splitting app to replace Flex

11/15
SaaS4 days ago
Strong DemandWeekend ProjectSome Competition

The Opportunity

Flatmates are furious at hidden fees and payment holds from the Flex app — 301 upvote complaints prove demand for a simpler, honest alternative.

Score Breakdown

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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