Complete professional suite
NemaStudio
Full marine simulation for multi-instrument and AIS testing.
€249perpetual licence
Buy NemaStudioFeature comparison
Choose the right level of NMEA simulation
Compare the complete professional NemaStudio environment with the focused GPSSimul application.
Product comparison
Complete feature overview
Compare NemaStudio and GPSSimul capability by capability.
| Capability | Complete professional suiteNemaStudio | Focused GPS simulatorGPSSimul |
|---|---|---|
| GPS sentences | $GPGLL, $GPRMC, $GPVTG, $GPZDA, $GPGGA, $GPGSA, $GPGSV, $GPXTE, $GPRMB, $GPDTM | $GPGLL, $GPRMC, $GPVTG, $GPZDA, $GPGGA, $GPGSA |
| Weather sentences | $WIMWD, $WIMWV, $WIVWR, $WIVWT, $IIMWD, $IIMWV, $IIVWR, $IIVWT, $WIMTW, $IIMTW | — |
| Sounder sentences | $SDDBT, $SDDPT, $SDDBK, $SDDBS, $IIDBT, $IIDPT, $IIDBK, $IIDBS | — |
| Velocity sentences | $VWVHW, $VWVLW, $VDVBW, $IIVHW, $IIVLW, $IIVBW | — |
| Heading sentences | $HCHDG, $HEHDT, $HEHDM, $TIROT, $IIHDG, $IIHDT, $IIHDM, $IIROT | — |
| Radar sentences | $RATLL, $RATTM, $IITLL, $IITTM | — |
| Transducer sentences | $IIXDR, $WIXDR | — |
| Attitude sentences | Proprietary Ashtech and Furuno | — |
| Custom sentences | Yes | — |
| Optional checksum | Yes | Yes |
| Transmit interval timer control | 0.0–59.9 seconds | 0–59 seconds |
| Separate position update timer control | Yes, for GPS and AIS (0.0–59.9 seconds) | No |
| I/O monitor trace screen | Separate panel; docked, floating or hidden, with freeze control | Fixed, on or off |
| Position accuracy in output | 2–5 decimal digits, user adjustable | 3 decimal digits, fixed |
| DGPS flag option | Yes | Yes |
| Course and speed adjustable with keyboard arrow keys | Yes | No |
| ‘Satellites in view’ selectable | Yes | No |
| ‘Satellites used’ selectable | GPS 1–32, WAAS 33–64 | No |
| Speed unit | Knots or km/h | Knots |
| Speed range | 0–1000 knots or km/h | 0–99 knots |
| Range settings adjustable for controls | Yes | No |
| Optional logging | Yes | Yes |
| Automatic mode | Yes | No |
| Navigate mode | Yes | No |
| UDP/IP support | Yes | No |
| Serial ports | Unlimited, with automatic availability detection | One selected port |
| Multiplex output from multiple instruments over the same port | Yes | — |
| Simultaneous output from multiple instruments to different ports | Yes | — |
| User interface | Flexible panels that can be docked, hidden or floating, with tabbed instrument and target forms | Single form |
| AIS Class A sentences | Messages 1 and 5 (!AIVDM, !AIVDO) | — |
| AIS Class B sentences | Messages 14, 18, 19 and 24 (!AIVDM, !AIVDO) | — |
| AIS base station sentences | Message 4 (!AIVDM) | — |
| AIS SAR aircraft sentences | Message 9 (!AIVDM, !AIVDO) | — |
| AIS Aid to Navigation sentences | Message 21 (!AIVDM) | — |
| Text-file editing support | Yes | — |
| Trial limit | 500 sentences per run | 100 sentences per run |
| Unlimited trial period | Yes | Yes |
| Playback of logged scenarios | Yes | No |
| Start, stop or close all button | Yes | — |
Focused GPS simulator GPSSimulPurpose-built GPS simulation for focused test workflows. €125perpetual licence Buy GPSSimul |