# Grid Ref UK and Ireland vs OS2Maps

The clearest difference is price: Grid Ref UK and Ireland at Free against OS2Maps's $1.99. Grid Ref UK and Ireland also leads on review sentiment (81% vs 50%). OS2Maps's advantage is in-app purchases (none vs 1) and update cadence (every 6 days vs every 9 months). On ads and iOS requirement there is nothing between them.

Grid Ref UK and Ireland is free to download; OS2Maps costs $1.99 up front. Grid Ref UK and Ireland sells 1 one-off in-app purchase. OS2Maps asks for nothing beyond the download.

Grid Ref UK and Ireland ships an update every 9 months, OS2Maps every 6 days. The most recent releases landed on October 20, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Grid Ref UK and Ireland | OS2Maps |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.3 (4 ratings)](https://appshunter.io/ios/app/grid-ref-uk-and-ireland/id962394484/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | **81.0% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 6 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 5 MB | 8 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Mike Irving](https://appshunter.io/developer/393933736) | [Alastair Begley](https://appshunter.io/developer/1297360973) |

## What reviewers say

### Grid Ref UK and Ireland

[App page](https://appshunter.io/ios/app/grid-ref-uk-and-ireland/id962394484)

Pinpoint your exact map reference location in the UK and Ireland. Displays GB and Irish Grid References, along with OSGB36 and WGS84 Latitude/Longitude. Ideal for outdoor enthusiasts needing precise location data.

**Highlights:** GB Grid Reference, Irish Grid Reference, WGS84 Latitude/Longitude, OSGB36 Latitude/Longitude, Location sharing via Twitter, Graphical grid guides

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Figure Grid Refs, no ads | $0.99 | one-time |


### OS2Maps

[App page](https://appshunter.io/ios/app/os2maps/id1368620189)

This app converts UK Ordnance Survey grid references into standard GPS coordinates. Once converted, it allows you to easily open these locations in Apple Maps or Google Maps for navigation. It's ideal for planning outdoor activities where starting points are given in OS grid format.

**Highlights:** Convert UK OS grid references, Generate GPS latitude and longitude, Open locations in Apple Maps, Open locations in Google Maps, Navigate to converted locations

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Grid Ref UK and Ireland free?

Grid Ref UK and Ireland is free to download, with in-app purchases available.

### Is OS2Maps free?

OS2Maps costs $1.99, with no in-app purchases.

### Do Grid Ref UK and Ireland or OS2Maps have ads?

Neither Grid Ref UK and Ireland nor OS2Maps shows ads.

### Which is updated more often, Grid Ref UK and Ireland or OS2Maps?

Grid Ref UK and Ireland ships an update every 9 months, and OS2Maps every 6 days. Most recently, Grid Ref UK and Ireland was updated on October 20, 2026 and OS2Maps on October 14, 2026.

---

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