Drag or hover to read a day. Arrow keys step one day, Page Up and Page Down step a week, Home and End jump to the first and last day, and Escape returns to today.
Settings

StyleA line, a line with a soft fill below it, or a bar for each day.
CurveSmooth bends through each day without overshooting it. Sharp joins the days with straight lines.
Start lineA faint dashed line at the first day's value, so you can see where the month started.

Snap to daysThe cursor settles on whole days. Off, it glides freely and reads the nearest day.
ReleaseWhere the cursor goes when you let go or leave the chart: back to today on a spring, or it stays put.
HapticsA tiny buzz for each day you drag across, on phones that support it.

UnitWhat the number counts. Each one shows its own sample metric.
CurrencyThe currency symbol the value is shown in.
NotationCompact shortens big numbers, like $4.8K. Full writes them out, like $4,812.
How many digits show after the decimal point.1
DatesHow the day under the cursor and the first day are written.
ChangeThe change since the first day, as a percent or in the metric's own unit, or hidden.
Component 5 of 11