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EasyFPU for Android

An Android app - mainly for Type 1 Diabetes patients - to ease the calculation of carbs, fat-protein-units (FPUs) (aka extended carbs, e-carbs or fake carbs) and their matching absorption time.

MainMenu enOpening the main menu using the three vertical dots in the top right corner of the main screen gives you the following options:

  • Settings: Opens the settings dialog (see below)
  • About: Information about the app and a link to this documentation

thumb SettingsScreen enThe following setting groups are available:

Absorption Scheme:

  • Edit absorption scheme: Opens the dialog to edit the absorption scheme
  • Maximum FPUs: The maximum amount of Fat-Protein-Units that can be selected for the absorption scheme
  • Maximum absorption time: The maximum absorption time that can be selected for the absorption scheme


  • Export as JSON: Exports the database in human readable JSON format for exchange or backup
  • Import from JSON: Imports the database from a JSON file
  • Export raw database: Opens a dialog to export the app database in raw format (not recommended)