# Nano Doc vs Messtaurant

The clearest difference is in-app purchases: Nano Doc at none against Messtaurant's 5. Nano Doc also leads on update cadence (every 4 days vs every 3 months) and iOS requirement (9.0 vs 13.0). On price, ads and device support there is nothing between them.

Both are free to download. Messtaurant sells 5 one-off in-app purchases. Nano Doc asks for nothing beyond the download.

Nano Doc ships an update every 4 days, Messtaurant every 3 months. The most recent releases landed on September 28, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Nano Doc | Messtaurant |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/nano-doc/id1472458404/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 months |
| Monetization | Free | — |
| Size | 205 MB | 420 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Christopher Carnell](https://appshunter.io/developer/1469758841) | [NEXT SOLUTIONS JOINT STOCK COMPANY](https://appshunter.io/developer/1569127793) |

## What reviewers say

### Nano Doc

[App page](https://appshunter.io/ios/app/nano-doc/id1472458404)

Engage in a microscopic battle within a patient's bloodstream. Your mission is to eliminate invading bacteria and viruses while carefully avoiding vital red and white blood cells. Manage the patient's infection rate and temperature to prevent critical organ damage and win the game.

**Highlights:** Fight bacteria and viruses, Avoid red blood cells, Avoid white blood cells, Manage infection rate, Monitor patient temperature, Prevent brain cell death

**Features:** macOS Compatibility

**In-app purchases:** none


### Messtaurant

[App page](https://appshunter.io/ios/app/messtaurant/id6745602763)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Gold Bag | $2.99 | one-time |
| Small Gem Box | $2.99 | one-time |
| Remove ads | $4.99 | one-time |
| Big Gold bag | $9.99 | one-time |
| Big Gem Box | $9.99 | one-time |


## Frequently asked questions

### Is Nano Doc free?

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

### Is Messtaurant free?

Messtaurant is free to download, with in-app purchases available.

### Do Nano Doc or Messtaurant have ads?

Neither Nano Doc nor Messtaurant shows ads.

### Which is updated more often, Nano Doc or Messtaurant?

Nano Doc ships an update every 4 days, and Messtaurant every 3 months. Most recently, Nano Doc was updated on September 28, 2026 and Messtaurant on October 5, 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.*