# Keyplan vs Airport Code Quiz

The clearest difference is in-app purchases: Keyplan at none against Airport Code Quiz's 4. Keyplan also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Airport Code Quiz sells 4 one-off in-app purchases. Keyplan asks for nothing beyond the download.

Keyplan ships an update every 5 weeks, Airport Code Quiz monthly. The most recent releases landed on September 20, 2026 and July 5, 2026 respectively.

## The numbers

| Metric | Keyplan | Airport Code Quiz |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Monthly** |
| Size | 5 MB | 40 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Keyplan B.V.](https://appshunter.io/developer/970012040) | [Annika Koenemann](https://appshunter.io/developer/1614900820) |

## What reviewers say

### Keyplan

[App page](https://appshunter.io/ios/app/keyplan/id970012041)

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

**In-app purchases:** none


### Airport Code Quiz

[App page](https://appshunter.io/ios/app/airport-code-quiz/id6746408039)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 50 Airplanes | $0.99 | one-time |
| 350 Airplanes | $4.99 | one-time |
| 1000 Airplanes | $9.99 | one-time |
| unlock all airports | $19.99 | one-time |


## Frequently asked questions

### Is Keyplan free?

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

### Is Airport Code Quiz free?

Airport Code Quiz is free to download, with in-app purchases available.

### Do Keyplan or Airport Code Quiz have ads?

Airport Code Quiz shows ads; Keyplan does not.

### Which is updated more often, Keyplan or Airport Code Quiz?

Keyplan ships an update every 5 weeks, and Airport Code Quiz monthly. Most recently, Keyplan was updated on September 20, 2026 and Airport Code Quiz on July 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.*