What it's for: the active kit's matches as a fast, sortable grid. Filter, sort, add a person, or export — then click a row to open it in Person.
Columns: a source-colored chip (hover for the company), Name, Shared DNA, Largest Seg, Segs, Relationship, Side, Source, Status. The grid is virtualized, so even a six-figure match list scrolls smoothly.
matches.csv).The counts on the right show “N shown” and “of total” so you can see how much your filter narrowed things.

GDAT 4 (Genealogical DNA Analysis Tool) is a DNAGedcom tool. © DNAGedcom LLC 2020–2026. Genealogical DNA Analysis Tool is provided as is with no guarantee given as to its performance.