# GNSS Performance Analyzer vs SkyAtlas

The clearest difference is review sentiment: GNSS Performance Analyzer at 100% against SkyAtlas's 40%. GNSS Performance Analyzer also leads on rating (4.8 vs 2.4) and iOS requirement (9.0 vs 11.0). SkyAtlas's advantage is ratings volume (17 vs 4). On price, ads, in-app purchases and monetization model there is nothing between them.

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

GNSS Performance Analyzer holds the better App Store score, 4.8 against 2.4. Both are backed by a comparable volume of ratings — 4 and 17 respectively. Written reviews point the same way: 100% of GNSS Performance Analyzer's written reviews are positive against 40% of SkyAtlas's.

## The numbers

| Metric | GNSS Performance Analyzer | SkyAtlas |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/gnss-performance-analyzer/id1586235425/reviews)** | [2.4 (17 ratings)](https://appshunter.io/ios/app/skyatlas/id1616449238/reviews) |
| Number of ratings | 4 | **17** |
| Positive reviews | **100.0% of reviews** | 40.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Monthly |
| Monetization | Free | Free |
| Size | 15 MB | 911 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [HRP Distributing, INC](https://appshunter.io/developer/1586235517) | [SuZhou ZWO Co., Ltd](https://appshunter.io/developer/1367782033) |

## What reviewers say

### GNSS Performance Analyzer

[App page](https://appshunter.io/ios/app/gnss-performance-analyzer/id1586235425)

This app accurately measures speed, acceleration, time, and distance for RC vehicles like cars, boats, and aircraft. It functions as a Bluetooth speed meter and data logger for enthusiasts.

**Highlights:** Measures speed, Measures acceleration, Measures time, Measures distance, Bluetooth connectivity, Data logging

**Features:** macOS Compatibility

**In-app purchases:** none


### SkyAtlas

[App page](https://appshunter.io/ios/app/skyatlas/id1616449238)

Explore the night sky with a digital atlas and control your telescope mount. Plan astrophotography compositions with simulated camera fields of view and track celestial objects in real-time. Features one-click GoTo and mode switching for an enhanced stargazing experience.

**Highlights:** Digital sky atlas exploration, Telescope mount control (ZWO ASI), Simulated camera field of view, Real-time telescope pointing display, One-click GoTo functionality, Object tracking, EQ and AltAz mode switching

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

**In-app purchases:** none


## Frequently asked questions

### Is GNSS Performance Analyzer free?

GNSS Performance Analyzer is free to download, with no in-app purchases.

### Is SkyAtlas free?

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

### Which has better reviews, GNSS Performance Analyzer or SkyAtlas?

GNSS Performance Analyzer is rated higher. GNSS Performance Analyzer averages 4.8 out of 5 from 4 ratings, while SkyAtlas averages 2.4 from 17 ratings.

### Do GNSS Performance Analyzer or SkyAtlas have ads?

Neither GNSS Performance Analyzer nor SkyAtlas shows ads.

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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.*