TipCalc+
A tip calculator that adjusts suggestions based on service quality, local tipping customs, and restaurant type.
Target User
Core Action
Business Model
Based on Standard tip calculators
Context-aware tipping — accounts for locale, service type, and local customs
Related Ideas
AcronymDecoder
A context-aware acronym decoder for business, tech, and medical jargon.
Target User
Core Action
Business Model
Based on Urban Dictionary / Acronym Finder
Context-aware — TPS means something different in manufacturing vs. Office Space
AncestorStory
A guided interview app that helps you record and preserve family stories from elderly relatives.
Target User
Core Action
Business Model
Based on StoryCorps / StoryWorth
Guided prompts with auto-transcription and professional book formatting
Target User
Core Action
Business Model
Based on Kinder / BabyNames.com
Couple matching mechanic eliminates arguments — only see names you both like
BirthdayBot
A service that automatically sends personalized birthday cards (physical or digital) to your contacts.
Target User
Core Action
Business Model
BookSwap
A community for trading physical books with people nearby instead of buying new or using the library.
Target User
Core Action
Business Model
Based on PaperBackSwap / Facebook Marketplace
Book-specific trading with reading taste matching and local meetup coordination