NDB Pro will assist any captain with a complete list of NDBs across the world including the frequency, localization and callsign. Useful for pilots. Terms of use: http://aprspro.com/toc.html

NDB Pro alternatives

MyAPRS

Free APRS application for radio amateurs, RTL SDR users or curious, all APRS data right in your pocket, fast & simple.- Model and vendor detection- Offline repeaters database (Voice, Fusion, DMR, DSTAR)- Decode weather data- Conditional highlight for C4FM devices or callsigns - Receive last 10mn packets for your location at start- Nightmode- Standard, Satellite or Hybrid map view- Extremely fast packets listing using on device database- Display main informations based on packet context, frequencies when found, temperatures for wx packets- Detect clickable URLs- Lookup for callsigns on local database (works offline/disconnected)- Change location from GPS, from maps, from cities names database or manual input coordinates- Find the closest city with bearing and distanceFirst releases of MyAPRS will focus on an APRS-IS connected read only application but further developments direction is to be used off the grid with a real modem connected to a transceiver with position sending.

  • size 7.9 MB

HERE WeGo - City navigation

HERE WeGo is a free app that makes city navigation effortless. With detailed routes, turn-by-turn guidance and information about every way of getting around, its the only app you need to get through the city. You can reduce your battery usage by saving maps to your phone ahead of time.

  • rating 3.88889
  • size 123 MB

Commander Compass Lite

Commander Compass is an essential offline GPS app for outdoors and off-road navigation. Packed with tools it serves as a hi-tech compass with maps, gyrocompass, GPS receiver, waypoint tracker, speedometer, altimeter, Sun, Moon and star finder, gyro horizon, and coordinate converter. DEMO & HELPVideos:http://j.mp/compass_vidsManuals:http://j.mp/compass_help

  • rating 4.83951
  • size 23.1 MB

Speedometer 55 Start. GPS Box.

A high quality Speedometer app with the same sophisticated brain inside as our paid version. When you go over a preset speed limit, the large digits change colour from green to red and the device emits a loud sound to alert you Great for avoiding speeding tickets Easy to set and configurable speed limits Set speed limits with 4 fast and configurable presets. Dont throw the app or iPhone away just because of that :) Let us use the articles last sentence here: Those who use GPS altitude to aid in landing their small plane should have their insurance policies paid up at all times.

  • rating 4.66667
  • size 38.3 MB