You are downloading the Logic Gate Simulator XAP file v184.108.40.206 for Windows Phone. Logic Gate Simulator is a free Education App: This is a Logic Gate Simulation Application.It Simulates and show the working of various logic gates viz. AND,NOR,NOT for various inputs.Also it. You can now download the offline XAP package file to install & try it.
Download Locations for Logic Gate Simulator 220.127.116.11 XAP file
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Logic Gate Simulator XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.