FinanceFlow calculates what you can really spend each day

FinanceFlow is a native Android personal finance app built to solve a gap in many banking apps. Instead of only showing past spending or the current balance, it calculates how much money is realistically available for the day. The calculation subtracts upcoming fixed bills and active installment or financing payments from the current balance.

The app is built from scratch for Android, with its interface made in . It stores local data with and SQLite, and the development history includes more than 12 database structure changes. It uses a Singleton setup with @Volatile bindings to reduce the risk of database problems or a frozen screen.

is handled with CoroutineWorker and AlarmManager, with extra checks to avoid duplicate work and battery drain.

Key points

  • The app calculates daily available money after future bills and installments are considered.
  • It is a built with .
  • Local finance data is managed with and SQLite.
  • The project has handled more than 12 database structure changes during development.
  • checks are designed to avoid duplicate work and reduce battery drain.
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