Turn your Android device into a cheap AIS receiver.
Receive live ship postions around you - without internet connection.

Dual-channel reception at 161.975 MHz and 162.025 MHz.
Special tuned and optimized for Android devices. 
very stable, low cpu usage 

Share the received NMEA messages with other apps, PC, or what else.
This app can share the received NMEA message to 3 different clients. 

FEATURES 
--> Receive VHF AIS radio signals vis DVB-T / RTL SDR USB Stick
--> Decode AIS messages into NMEA0183 strings ( !AIVDM )
--> Send this messages via Network (UDP/TCP)
--> Device location (GPS,Network) translation into NMEA strings
--> Location NEMA forwarding via Network (UDP)
     (GPGSV,GPGSA,GPZDA,GPRMC,..)

Hardware required:
-USB DVB-T (RTL SDR) dongle 15$
-USB OTG Cable 3$
-Your Android device supporting USB OTG !

TUTORIAL
https://www.ebctech.eu/rtl-sdr-ais-receiver/

Before buying test your equipment with the free driver.
RTL SDR AIS Driver
https://play.google.com/store/apps/details?id=eu.ebctech.rtl_sdr_ais_driver

DISCLAIMER:
NEVER USE THIS APP FOR NAVIGATION.
PLEASE CHECK YOUR LOCAL LAW IF RECEIVING OF AIS DATA IS LEGAL.
IN SOME COUNTRYS IT IS ILLEGAL TO RECEIVE SUCH RADIO TRANSMISSION.

AIS Share - Cheap AIS vessel receiver for Android
stable dual channel decoder