Ballpark Figure

Ballpark: calories, roughly; weight, precisely. A scale, made useful. Your weight moves a kilogram or more in a day on water alone. Ballpark uses math wizardry to show you the line underneath, allowing you to see the scale's true movement. It also logs food, deliberately roughly, and instead lets the change of weight do the talking. For each meal you tick a portion — small, medium or large — or none, if you skipped it. Snacks add up rather than replacing each other. That is the whole input. No incomplete barcode scanner, no elaborate food database, no photograph analysed by a model that returns "642 kcal" as though it had measured something. Tell the app once what a medium breakfast is worth to you, and every portion prices itself from that. The app is smart, and a meal you skipped and a meal you forgot are not processed the same. You are in control. Then your weight trend tells you…