# OS2Maps vs e

The clearest difference is price: e at Free against OS2Maps's $1.99. OS2Maps's advantage is update cadence (every 6 days vs fortnightly) and device support (4 vs 1). On ads and in-app purchases there is nothing between them.

e is free to download; OS2Maps costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

OS2Maps ships an update every 6 days, e fortnightly. The most recent releases landed on September 29, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | OS2Maps | e |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Fortnightly |
| Monetization | Paid | — |
| Size | 8 MB | 61 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Alastair Begley](https://appshunter.io/developer/1297360973) | [Radius Limited](https://appshunter.io/developer/953051301) |

## What reviewers say

### 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


### e

[App page](https://appshunter.io/ios/app/e-route-bunker/id6762373495)

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

**In-app purchases:** none


## Frequently asked questions

### Is OS2Maps free?

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

### Is e free?

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

### Do OS2Maps or e have ads?

Neither OS2Maps nor e shows ads.

### Which is updated more often, OS2Maps or e?

OS2Maps ships an update every 6 days, and e fortnightly. Most recently, OS2Maps was updated on September 29, 2026 and e on October 9, 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.*