Coupler Directivity Calculator is used to calculate the minimum and maximum values of Reflection Coefficient, VSWR, Return Loss and Mismatch Loss. The Directivity Error Calculator shows the accuracy of a reflection measurement of unknown impedance. It bases its readings on the directivity of the coupler used for the measurement.
Android-design.nl is the developer of the app that can be found in the Productivity category. The latest update was on Dec 7, 2018 and SWR Calculator was downloaded and installed by over 5K users. Google Play displays that the tool is rated 4.4 by its users.
This application contains advertisements. It's free to get the installer of SWR Calculator, also, you can check out users' reviews on Droid Informer. The app works fine on Android 4.0 and above. The download of the app is 100% secure.