Meet GPS Monitor! The app displays detailed information about visible satellites and location data provided by navigation systems. Here is the full description of the app.
WiFi Monitor 2.0 released! The GUI updated, filtering by band added, list of access points now can be sorted, scanning of devices was improved. Now it is even easier to control your wireless infrastructure! Full description of the app can be found here.
Cell Signal Monitor 5.1.1 is released! GUI was improved, new cell parameters added (ARFCN, band, timing advance and other). App's description is here.