Signal GH

Signal GH’s sole purpose is to display simultaneous streams of TV signal quality data from one or more HDHomeruns. It can show the signal quality and strength for as many as 8 separate tuners allowing the user to quickly find the best compromise for pointing their over the air TV antennas.

Also comes with a lightweight version of the TV Towers USA app, and has a version for the 4th generation Apple TV.

Screenshots

Signal GH Graphs
Signal GH Charts