Welly Belly logo showing a belly getting smaller
Track today. A smaller belly tomorrow.
Your spreadsheet data, made easier to use.

Recorded spreadsheet targets

These targets were read from the target row in the workbook and can be changed later in the source code/settings if required.

Weight trend

Weekly average calories

Update your data

Changes save automatically in this browser.
DayCaloriesProteinFatCarbsWeight kgNotes

Weekly averages

Calculated live from the editable daily data.
WeekSpreadsheet week dateAvg weight kgStomach cmAvg caloriesAvg proteinAvg fatAvg carbsDays

Download and backup

Download the full editable dataset as CSV, or export a compact CSV containing the weekly averages. A JSON backup preserves the complete app state.

Data storage

Edits are stored locally on the device/browser you are using. Use the CSV or JSON download as a backup before clearing browser data or moving to another device.