# Num37 vs うさおのロト６

The clearest difference is update cadence: うさおのロト６ at every 6 weeks against Num37's every 43 months. Num37's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Num37 sells 5 one-off in-app purchases and うさおのロト６ sells 1 in-app purchase, starting at $2.49 per month. Whichever you choose, the download price is not the number that matters.

Num37 ships an update every 43 months, うさおのロト６ every 6 weeks. Both last shipped on November 7, 2026.

## The numbers

| Metric | Num37 | うさおのロト６ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 43 months | **Every 6 weeks** |
| Size | 8 MB | 162 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Sinji Sato](https://appshunter.io/developer/1437043041) | [Mitsuhiro Nakaya](https://appshunter.io/developer/1590140804) |

## What reviewers say

### Num37

[App page](https://appshunter.io/ios/app/num37/id1517203600)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Num3 | $1.99 | one-time |
| Num4 | $1.99 | one-time |
| Num5 | $1.99 | one-time |
| Num7 | $1.99 | one-time |
| Num6 | $1.99 | one-time |


### うさおのロト６

[App page](https://appshunter.io/ios/app/id1595247158)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| １ヶ月プラン | $2.49 | per month |


## Frequently asked questions

### Is Num37 free?

Num37 is free to download, with in-app purchases available.

### Is うさおのロト６ free?

うさおのロト６ is free to download, with in-app purchases available.

### Do Num37 or うさおのロト６ have ads?

Neither Num37 nor うさおのロト６ shows ads.

### Which is updated more often, Num37 or うさおのロト６?

Num37 ships an update every 43 months, and うさおのロト６ every 6 weeks. Most recently, Num37 was updated on November 7, 2026 and うさおのロト６ on November 7, 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.*