HomeAppsProductivityGD&TApps like GD&T Here are some great alternatives to GD&T by Carl Zeiss : Tolerance and fits ISO ★5.0 MechTab ★4.4 ISO Fits ★4.4 Fit Tolerance ISO ★4.8 Camcut ★3.4 Digital Slide Rule ★3.4 JT2Go ★4.6 3D Measurement - Plumb-bob + ★4.3 Geometry Formula & Calculator ★4.0 AutoCAD 2D & 3D Exercises ★4.3 Geometric Shapes Geometry Quiz ★3.7 Elevation and Sea Depth ★5.0 PPI Calc - DPI Calculator ★4.1 Miter Bend Layout ★5.0 Engineering Drawing App ★4.1 Gear Design 3D in TrueGeometry ★3.8