# Coordinate Master vs Scout Coordinate Converter Pro

The clearest difference is price: Scout Coordinate Converter Pro at Free against Coordinate Master's $3.99. Scout Coordinate Converter Pro also leads on rating (5.0 vs 4.4) and update cadence (daily vs fortnightly). Coordinate Master's advantage is ads (none vs shown) and ratings volume (5 vs 1). On in-app purchases and device support there is nothing between them.

Scout Coordinate Converter Pro is free to download; Coordinate Master costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scout Coordinate Converter Pro holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Coordinate Master has 5 ratings behind it against 1, so its average is the more settled of the two.

Coordinate Master ships an update fortnightly, Scout Coordinate Converter Pro daily. The most recent releases landed on September 18, 2026 and August 23, 2026 respectively.

## The numbers

| Metric | Coordinate Master | Scout Coordinate Converter Pro |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [4.4 (5 ratings)](https://appshunter.io/ios/app/coordinate-master/id1189917015/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/scout-coordinate-converter-pro/id6755980127/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Daily** |
| Monetization | Paid | **Ad-supported** |
| Size | 1 MB | 42 MB |
| Requires iOS | **14.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Anthony Dunk](https://appshunter.io/developer/704471943) | [Anthony Piscopo](https://appshunter.io/developer/1785947731) |

## What reviewers say

### Coordinate Master

[App page](https://appshunter.io/ios/app/coordinate-master/id1189917015)

Convert coordinates between over 1700 global systems using PROJ4 library. Supports various formats including lat/lon, UTM, and national grids. Can use GPS or photo data for input.

**Highlights:** 1700+ coordinate systems, PROJ4 library integration, Supports lat/lon, UTM, national grids, Custom coordinate system support, GPS location input, Photo coordinate extraction

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

**In-app purchases:** none


### Scout Coordinate Converter Pro

[App page](https://appshunter.io/ios/app/scout-coordinate-converter-pro/id6755980127)

This utility app transforms your device into a powerful GPS coordinate converter. It automatically detects various coordinate formats and supports unique LORAN-C conversion. Visualize, measure, and save your coordinates with an interactive map and offline functionality.

**Highlights:** Intelligent auto-detection of coordinate formats, Unique LORAN-C support with NOAA algorithms, Converts between 10+ coordinate formats, Interactive map view with OpenStreetMap, Distance and bearing measurement tools, Save and organize favorite coordinates, Offline functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is Coordinate Master free?

Coordinate Master costs $3.99, with no in-app purchases.

### Is Scout Coordinate Converter Pro free?

Scout Coordinate Converter Pro is free to download, with no in-app purchases.

### Which has better reviews, Coordinate Master or Scout Coordinate Converter Pro?

Scout Coordinate Converter Pro is rated higher. Coordinate Master averages 4.4 out of 5 from 5 ratings, while Scout Coordinate Converter Pro averages 5.0 from 1 ratings.

### Do Coordinate Master or Scout Coordinate Converter Pro have ads?

Scout Coordinate Converter Pro shows ads; Coordinate Master does not.

### Which is updated more often, Coordinate Master or Scout Coordinate Converter Pro?

Coordinate Master ships an update fortnightly, and Scout Coordinate Converter Pro daily. Most recently, Coordinate Master was updated on September 18, 2026 and Scout Coordinate Converter Pro on August 23, 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.*