# HotPaw Basic vs Coordinate Master

The clearest difference is rating: Coordinate Master at 4.4 against HotPaw Basic's 3.9. Coordinate Master also leads on review sentiment (83% vs 52%) and update cadence (fortnightly vs every 5 months). HotPaw Basic's advantage is iOS requirement (12.3 vs 14.0). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

HotPaw Basic costs $4.99 and Coordinate Master $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Coordinate Master holds the better App Store score, 4.4 against 3.9. Both are backed by a comparable volume of ratings — 7 and 5 respectively. Written reviews point the same way: 52% of HotPaw Basic's written reviews are positive against 83% of Coordinate Master's.

HotPaw Basic ships an update every 5 months, Coordinate Master fortnightly. The most recent releases landed on September 6, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | HotPaw Basic | Coordinate Master |
| --- | --- | --- |
| Price | $4.99 | **$3.99** |
| Rating | [3.9 (7 ratings)](https://appshunter.io/ios/app/hotpaw-basic/id295464266/reviews) | **[4.4 (5 ratings)](https://appshunter.io/ios/app/coordinate-master/id1189917015/reviews)** |
| Number of ratings | **7** | 5 |
| Positive reviews | 52.4% of reviews | **83.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | Paid | Paid |
| Size | 1 MB | 1 MB |
| Requires iOS | **12.3** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HotPaw Productions](https://appshunter.io/developer/285074853) | [Anthony Dunk](https://appshunter.io/developer/704471943) |

## What reviewers say

### HotPaw Basic

[App page](https://appshunter.io/ios/app/hotpaw-basic/id295464266)

Experience retro computing by typing and running Basic programs on your iPhone or iPad. This app functions as a programmable calculator and can display simple line graphics, Morse code audio, and perform FFT analysis.

**Highlights:** Retro text-mode Basic interpreter, Programmable calculator functionality, Simple line graphics display, Morse Code audio output, FFT analysis, GPS location support, MQTT and BTLE communications

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is HotPaw Basic free?

HotPaw Basic costs $4.99, with no in-app purchases.

### Is Coordinate Master free?

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

### Which has better reviews, HotPaw Basic or Coordinate Master?

Coordinate Master is rated higher. HotPaw Basic averages 3.9 out of 5 from 7 ratings, while Coordinate Master averages 4.4 from 5 ratings.

### Do HotPaw Basic or Coordinate Master have ads?

Neither HotPaw Basic nor Coordinate Master shows ads.

### Which is updated more often, HotPaw Basic or Coordinate Master?

HotPaw Basic ships an update every 5 months, and Coordinate Master fortnightly. Most recently, HotPaw Basic was updated on September 6, 2026 and Coordinate Master on September 18, 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.*