Tare - Weight Trend

Your weight on any one morning is mostly water, salt and what you ate the day before. It can swing a kilo or two between days when nothing about your body fat has changed. Tare smooths that swing away and shows you the trend underneath — the number worth comparing with last month. What it does - The trend, large, as the one number on the home screen. Today's reading is a caption under it, and can be hidden entirely. - The rate over the last four weeks, with its uncertainty stated rather than hidden: "somewhere between 0.30 and 0.69 kg a week". - A forecast to your goal as a date range, never a single date. The chart draws it as a cone that widens the further ahead it goes, because that is the honest shape of a forecast. - Milestones as dated records, measured on the trend, so one dry morning cannot pass one. - A maintenance range once you arrive, with drift reported only after seven…