# Faster Numbers vs King Crab

The clearest difference is in-app purchases: Faster Numbers at none against King Crab's 1. Faster Numbers also leads on update cadence (every 10 days vs monthly) and iOS requirement (11.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. King Crab sells 1 one-off in-app purchase. Faster Numbers asks for nothing beyond the download.

Faster Numbers ships an update every 10 days, King Crab monthly. The most recent releases landed on November 7, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Faster Numbers | King Crab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Monthly |
| Size | 68 MB | 18 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Peter Koning](https://appshunter.io/developer/1676832719) | [Jens Somers](https://appshunter.io/developer/1847195635) |

## What reviewers say

### Faster Numbers

[App page](https://appshunter.io/ios/app/faster-numbers/id6449402280)

**Features:** macOS Compatibility

**In-app purchases:** none


### King Crab

[App page](https://appshunter.io/ios/app/king-crab-math-challenge/id6801548190)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One-Time Premium Unlock | $3.99 | one-time |


## Frequently asked questions

### Is Faster Numbers free?

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

### Is King Crab free?

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

### Do Faster Numbers or King Crab have ads?

Neither Faster Numbers nor King Crab shows ads.

### Which is updated more often, Faster Numbers or King Crab?

Faster Numbers ships an update every 10 days, and King Crab monthly. Most recently, Faster Numbers was updated on November 7, 2026 and King Crab on November 10, 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.*