LabVIEW is described as 'Platform and development environment for graphical programming for measurement and automation. It is a development tool available for applications in test and measurement, data acquisition (DAQ), analysis, and instrument control (GPIB, VXI, and serial)' and is an app in the education & reference category. There are more than 10 alternatives to LabVIEW for a variety of platforms, including Windows, Linux, Mac, Web-based and Android apps. The best LabVIEW alternative is MyOpenLab, which is both free and Open Source. Other great apps like LabVIEW are QP Modeler, Flojoy Studio, itom and FlowStone.
myOpenLab is stated to not be a alternative to LabVIEW on their site