# GNSS Log App vs LiteSurvey Pro

The clearest difference is update cadence: LiteSurvey Pro at every 2 weeks against GNSS Log App's every 2 months. LiteSurvey Pro also leads on iOS requirement (16 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

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

GNSS Log App ships an update every 2 months, LiteSurvey Pro every 2 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | GNSS Log App | LiteSurvey Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (16 ratings)](https://appshunter.io/ios/app/gnss-log-app/id1554968869/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 204 MB | 126 MB |
| Requires iOS | 18.0 | **16** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [John May](https://appshunter.io/developer/1554968871) | [Woncan (Hong Kong) Limited](https://appshunter.io/developer/1801387251) |

## What reviewers say

### GNSS Log App

[App page](https://appshunter.io/ios/app/gnss-log-app/id1554968869)

This app provides a digital solution for surveyors and geodesists to document static GNSS observations. It offers comprehensive equipment management, direct integration with geodetic databases, and tools for field data collection, all while ensuring professional, publication-ready PDF output.

**Highlights:** Digital static GNSS observation logging, Comprehensive equipment library management, Direct NGS database integration, OPUS solution import and integration, Field tools: timers, weather, photos, visibility diagrams, Publication-ready PDF export, Privacy-focused, no account required

**In-app purchases:** none


### LiteSurvey Pro

[App page](https://appshunter.io/ios/app/litesurvey-pro/id6503436604)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is GNSS Log App free?

GNSS Log App is free to download, with no in-app purchases.

### Is LiteSurvey Pro free?

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

### Do GNSS Log App or LiteSurvey Pro have ads?

Neither GNSS Log App nor LiteSurvey Pro shows ads.

### Which is updated more often, GNSS Log App or LiteSurvey Pro?

GNSS Log App ships an update every 2 months, and LiteSurvey Pro every 2 weeks. Most recently, GNSS Log App was updated on October 24, 2026 and LiteSurvey Pro on October 24, 2026.

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