The following table shows the features included in Free, Silver and Gold  versions. Please use this as a guide to determine which version is more suitable for you.
 

 
Data Sending Simulation on Serial Port (RS-232) for RAW Data!
Data Receiving Simulation on Serial Port (RS-232) for RAW Data!
None Mode Support!
None Mode – Data Sending with CR!
None Mode – Data Sending without CR!
None Mode – Sent Data Logging!
Simulation can be done separately for both receiver and sender!
COM Port can be configured for I/O to receive/send GPS Information!
RAW data mode simulation by entering text !
None Mode – RAW Data Receiving !
None Mode – NMEA Data Receiving!
None Mode – NMEA Received Data Parsing!
None Mode – File Sending Simulation!
None Mode – RAW Data Logging!
None Mode – NMEA Received Data Logging!
Same time RAW data simulation for Send and Receive!
Separate view of Sent Data and Received Data!
Bridging from TCP/IP Server -> TCP/IP Client -> TO COM Port Client!
Formatted NMEA-0183 value display at receiver side!
Data sending in loop for selected period of time!
Data Sending Simulation on TCP/IP!
Data Receiving Simulation on TCP/IP!
COM Port To TCP/IP Bridging!
TCP/IP to COM Port Bridging!
NMEA EARTH Mode Support!
NMEA Map Mode Support!
GPS Tracer Mode Support!
Log Files Playback Support!
NMEA EARTH Mode – NMEA Sentence Generation from 3D rotating earth!
NMEA EARTH Mode – Generated NMEA Sentence Sending!
NMEA EARH Mode – NMEA Sentence Receiving!
NMEA Earth Mode – NMEA Received Data Parsing!
NMEA EARTH Mode – RAW Data Logging!
NMEA EARTH Mode – Sent Data Logging!
NMEA EARTH Mode – NMEA Received Data Logging!
NMEA MAP Mode – NMEA Sentence Generation from World Map Locations!
NMEA MAP Mode – Generated NMEA Sentence Sending!
NMEA MAP Mode – NMEA Sentence Receiving!
NMEA MAP Mode – NMEA Received Data Parsing!
NMEA MAP Mode – RAW Data Logging!
NMEA MAP Mode – Sent Data Logging!
NMEA MAP Mode – NMEA Received Data Logging!
NMEA MAP Mode – Auto NMEA Generations!
NMEA MAP Mode – Auto Generated NMEA Sending!
NMEA MAP Mode – Auto Generated NMEA Tracing on World Map!
Log Files Playback Mode – Data Sending!
Log Files Playback Mode – Data Receiving!
Log Files Playback – Delay Selection b/w NMEA Sentences from NMEA Log file!
TCP/IP can be configured for I/O to receive/send GPS/RAW Information!
Five TCP/IP clients connection support at once to TCP/IP Serve!
Bridging from COM Port -> TCP/IP Server -> Connected Clients!
Multiple Client-Server Simulation over Network (TCP/IP)!