# Ntrip checker vs Pocket3D

The clearest difference is rating: Pocket3D at 4.3 against Ntrip checker's 4.0. Pocket3D also leads on monetization model (free vs ad-supported) and ratings volume (7 vs 2). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Pocket3D holds the better App Store score, 4.3 against 4.0. Both are backed by a comparable volume of ratings — 2 and 7 respectively. Written reviews point the same way: 80% of Ntrip checker's written reviews are positive against 86% of Pocket3D's.

Ntrip checker ships an update every 4 months, Pocket3D every 5 months. The most recent releases landed on September 20, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Ntrip checker | Pocket3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/ntrip-checker/id1459504498/reviews) | **[4.3 (7 ratings)](https://appshunter.io/ios/app/pocket3d/id6478036043/reviews)** |
| Number of ratings | 2 | **7** |
| Positive reviews | 80.0% of reviews | **85.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 5 months |
| Monetization | Ad-supported | **Free** |
| Size | 59 MB | 573 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Navmatix](https://appshunter.io/developer/921372764) | [Topcon Positioning Systems, Inc.](https://appshunter.io/developer/667040500) |

## What reviewers say

### Ntrip checker

[App page](https://appshunter.io/ios/app/ntrip-checker/id1459504498)

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.

**Highlights:** Test NTRIP Client connection, Analyze RTCM stream, Configure connection parameters, Select mountpoint, View RTCM message statistics, See GNSS satellite data

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Pocket3D

[App page](https://appshunter.io/ios/app/pocket3d/id6478036043)

This app streamlines site management and surveys for contractors, offering real-time cut-fill data, measurement capture, and rapid topo surface generation. It empowers site managers to verify earthmoving volumes, check grades, and track progress for quality control, all with accessible in-field design tools.

**Highlights:** Real-time cut-fill data, Measurement capture, Topo surface generation, Earthmoving volume verification, Grade verification, As-built data collection, In-field design tools

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ntrip checker free?

Ntrip checker is free to download, with no in-app purchases.

### Is Pocket3D free?

Pocket3D is free to download, with no in-app purchases.

### Which has better reviews, Ntrip checker or Pocket3D?

Pocket3D is rated higher. Ntrip checker averages 4.0 out of 5 from 2 ratings, while Pocket3D averages 4.3 from 7 ratings.

### Do Ntrip checker or Pocket3D have ads?

Neither Ntrip checker nor Pocket3D shows ads.

### Which is updated more often, Ntrip checker or Pocket3D?

Ntrip checker ships an update every 4 months, and Pocket3D every 5 months. Most recently, Ntrip checker was updated on September 20, 2026 and Pocket3D on June 1, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*