# The Blue Map vs Dosis!

The clearest difference is price: Dosis! at Free against The Blue Map's $3.99. Dosis! also leads on in-app purchases (none vs 1). The Blue Map's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On update cadence and ads there is nothing between them.

Dosis! is free to download; The Blue Map costs $3.99 up front. The Blue Map sells 1 one-off in-app purchase. Dosis! asks for nothing beyond the download.

The Blue Map ships an update every 3 weeks, Dosis! monthly. The most recent releases landed on October 24, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | The Blue Map | Dosis! |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 230 MB | 8 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mikolaj Adamowicz](https://appshunter.io/developer/1448003183) | [Dirk Schulze Röntgendiagnostik GmbH](https://appshunter.io/developer/6788745410) |

## What reviewers say

### The Blue Map

[App page](https://appshunter.io/ios/app/the-blue-map/id1482526303)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Map | $1.99 | one-time |


### Dosis!

[App page](https://appshunter.io/ios/app/dosis/id6788745408)

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

**In-app purchases:** none


## Frequently asked questions

### Is The Blue Map free?

The Blue Map costs $3.99, and also offers in-app purchases.

### Is Dosis! free?

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

### Do The Blue Map or Dosis! have ads?

Neither The Blue Map nor Dosis! shows ads.

### Which is updated more often, The Blue Map or Dosis!?

The Blue Map ships an update every 3 weeks, and Dosis! monthly. Most recently, The Blue Map was updated on October 24, 2026 and Dosis! on October 16, 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.*