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Build an expense tracker

Start with transaction entry, categories, and a useful monthly summary.

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Try this prompt

ā€œAn expense tracker to add transactions, categorize them, and see a monthly summary.ā€

Edit it to taste once you're in.
Suggested scope

A practical first version.

  • Add transactions with categories
  • Monthly summary and simple charts
  • Filtering and empty states
  • A focused scope ready for further editing

Standard project structure

Export the source for your selected target on a paid plan.

Hosted device preview

Open the PWA preview on iPhone or Android without a Buildy account.

Separate release output

Buildy's preview infrastructure is not added to the release build; final review still depends on the app's code and behavior.