# Number Maker vs Lottery Probability Calculator

The clearest difference is in-app purchases: Lottery Probability Calculator at none against Number Maker's 1. Number Maker's advantage is ads (none vs shown) and update cadence (every 10 days vs every 10 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Number Maker sells 1 one-off in-app purchase. Lottery Probability Calculator asks for nothing beyond the download.

Number Maker ships an update every 10 days, Lottery Probability Calculator every 10 months. The most recent releases landed on October 25, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Number Maker | Lottery Probability Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Every 10 months |
| Size | 172 MB | 17 MB |
| Requires iOS | 13.6 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Man Hung Sun](https://appshunter.io/developer/1471605573) | [Kouji Yamauchi](https://appshunter.io/developer/1519365107) |

## What reviewers say

### Number Maker

[App page](https://appshunter.io/ios/app/number-maker/id1604203931)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ads remove | $0.99 | one-time |


### Lottery Probability Calculator

[App page](https://appshunter.io/ios/app/lottery-probability-calculator/id6448104037)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Number Maker free?

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

### Is Lottery Probability Calculator free?

Lottery Probability Calculator is free to download, with no in-app purchases.

### Do Number Maker or Lottery Probability Calculator have ads?

Lottery Probability Calculator shows ads; Number Maker does not.

### Which is updated more often, Number Maker or Lottery Probability Calculator?

Number Maker ships an update every 10 days, and Lottery Probability Calculator every 10 months. Most recently, Number Maker was updated on October 25, 2026 and Lottery Probability Calculator on October 27, 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.*