Baby Teeth (getbabyteeth.app)

"A polished iOS app for tracking baby teeth development that generates 1-2k EUR/month, with a focus on delightful visuals that copycats fail to replicate."
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getbabyteeth.app
Maker: laber
1-2k EUR/month after Apple's cut, sustained for 5 years

Marketing Channels

Primary

iOS App Store

Main distribution channel; most sales come organically through the App Store

Secondary

Hacker News

Shared in Show HN thread

Ongoing

Word of mouth (Germany)

Strong organic traction in German market despite English translation being available

Growth Levers

  • Fix English-language marketing copy — current tagline ('Keep hold of your babies' first teeth') confuses US audiences into thinking it's about physically collecting teeth rather than tracking development
  • Localize marketing messaging for cultural differences between German and US/UK markets
  • Leverage the second app (wobblyteeth.app) built in Swift/SwiftUI for cross-promotion
  • Double down on visual polish as the key moat — copycats missed this differentiator
  • A/B test App Store listing copy and screenshots for the English-speaking market
  • Explore pediatric dentist partnerships for referral-based growth

First Customer Strategy

The app gained traction primarily in Germany through the iOS App Store, leveraging high visual polish to differentiate from competitors. The creator built a simple webapp wrapped in Expo but invested heavily in making it look and feel native to iOS, which became the core value proposition.

Pricing Insight

Paid iOS app generating 1-2k EUR/month after Apple's 30% cut, suggesting a strong willingness to pay among German parents. The sustained revenue over 5 years indicates solid retention and word-of-mouth.

New Market Opportunities

  • US/UK English-speaking parents The American market is huge but cultural messaging around baby teeth differs — US tradition focuses on the tooth fairy and disposal rather than tracking/keeping. Rewording the value proposition could unlock this market.
  • Pediatric health tracking apps The second app (wobblyteeth.app) suggests expanding into a broader suite of child health/development tracking tools

Key Takeaways

  • • Visual polish and native feel can be a sustainable moat that copycats fail to replicate
  • • Cultural differences in how a product is perceived can block international expansion — the same feature (baby teeth tracking) is normal in Germany but unusual in the US
  • • Marketing copy that works in one culture can actively confuse another — localization goes beyond translation
  • • Simple apps with high polish can sustain 1-2k EUR/month for years with minimal maintenance
  • • Expo-wrapped webapps can feel native to iOS with sufficient polish investment
  • • Asking your community why a product doesn't resonate abroad can surface actionable copy and positioning fixes

Sentiment Analysis

1 Neu

Notable Quotes

"Is keeping kid's baby teeth considered normal behavior in Germany? It's considered a bit bizarre in US. — conductr"
"The first line of the site says 'Keep hold of your babies' first teeth.' Which to me sounds like storing them somewhere physically. Maybe the problem is how it's worded? — conductr"

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