HomeAppsToolsGrid SquareApps like Grid Square Here are some great alternatives to Grid Square by HAM Radio Tools : HamGPS ★4.4 Area Calculator: Measure Field ★3.9 Grid Ref UTM ★4.0 GPS Coordinates Converter Lite ★4.3 Coordinates - GPS Formatter ★3.8 Compass & Altimeter ★4.4 My GPS Coordinates ★4.4 Where am I? - GPS Positioning ★4.9 GPS Land Area Measurement App ★3.7 Tactical GPS ★3.3 GPS Satellite ★4.7 GPS Fields - Area Measure App ★4.2 Mgrs & Utm Map ★4.7 My GPS Location: Realtime GPS ★4.5 GPS Field Area Measurement App ★3.3 GPS Monitor: satellite data ★4.5