HomeAppsProductivityDuctChecker for AndroidApps like DuctChecker for Android Here are some great alternatives to DuctChecker for Android by AirDesign,Inc. : Duct Calc Elite - Ductulator ★3.6 HVAC Duct Sizer ★4.5 Ductulator Pro ★4.0 DUCT Ductulator ★4.6 CookTools ★4.0 TEC Gauge ★4.5 Simple Offset Pro + ★3.8 HVAC Sheet Metal Pro Calc ★5.0 WARDFLEX Jobsite Assistant ★3.7 Bell & Gossett SystemSyzer ★4.1 TracPipe CounterStrike Sizing ★3.6 Sizing US/CA ★4.6 Greenheck Toolbox ★4.0 Hydraulic System Calculator ★4.8 Pipe Diameter Calculator Lite ★5.0 Room Acoustics Meter ★3.8