Topcon Field Mobile vs Ntrip checker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Topcon Field Mobile
This app facilitates precise design layout and field measurements using Topcon/Sokkia Total Stations and GNSS receivers. It offers real-time positioning for guided navigation to project points and secure file exchange through a company account.
- Precise design layout
- Field measurements
- Assisted navigation
- Real-time positioning
- Secure file exchange
- Company account login
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Topcon Field Mobile app is focused and ready to drive Topcon/Sokkia Total Stations and GNSS receives for precise design layout needs as well as quick and intuitive options for field measurements. Topcon Field Mobile provides assisted navigation to any point, line/area, surface or feature on your project site through constant real time positioning. Topcon Field Mobile also offers instant ability to securely login to your private Company Account within the MAGNET system to exchange files while standing at active projects sites.
Ntrip checker
This app tests NTRIP Client connections to NTRIP Casters and analyzes RTCM streams. It allows users to configure connection parameters, select mountpoints, and view received RTCM messages, satellite data, and base station proximity.
- Test NTRIP Client connection
- Analyze RTCM stream
- Configure connection parameters
- Select mountpoint
- View RTCM message statistics
- See GNSS satellite data
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NtripChecker allows you to test NTRIP Client connection to NTRIP Caster and to analyze the RTCM stream. In the main screen you can define NTRIP connection parameters (host name, port, credentials), user position and select a mountpoint from the list provided by the NTRIP Caster, or set you own mountpoint. Once connected, you can look at the received RTCM messages and their statistics, see list of GNSS satellites and available signal frequencies, and to see the position and distance to the base station providing the corrections.
Screenshots
Verdict
The clearest difference is review sentiment: Ntrip checker at 80% against Topcon Field Mobile's 14%. Ntrip checker also leads on rating (4.0 vs 3.5). Topcon Field Mobile's advantage is monetization model (free vs ad-supported) and ratings volume (17 vs 2). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Ntrip checker holds the better App Store score, 4.0 against 3.5. That said, the two scores are not equally well evidenced: Topcon Field Mobile has 17 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 14% of Topcon Field Mobile's written reviews are positive against 80% of Ntrip checker's.
Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on July 17, 2026 and September 20, 2026 respectively.
| Parameter | Topcon Field Mobile | Ntrip checker |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (17 ratings) | 4.0 (2 ratings) — better |
| Positive reviews | 14.3% of reviews | 80.0% of reviews — better |
| Number of ratings | 17 — better | 2 |
| Update frequency | Every 4 months | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.6 — better |
| Further details — not scored | ||
| Size | 609 MB | 59 MB |
| Age rating | 17+ | 4+ |
| Developer | Topcon Positioning Systems, Inc. | Navmatix |
Customer experience
Topcon Field Mobile
Ntrip checker
In-app purchases
Topcon Field Mobile
No in-app purchases
Ntrip checker
No in-app purchases
Questions
Is Topcon Field Mobile free?
Is Ntrip checker free?
Which has better reviews, Topcon Field Mobile or Ntrip checker?
Do Topcon Field Mobile or Ntrip checker have ads?
Which is updated more often, Topcon Field Mobile or Ntrip checker?
Other comparisons
