# Smart Math Drills vs 繰り上がり宇宙船

The clearest difference is update cadence: Smart Math Drills at every 2 days against 繰り上がり宇宙船's every 2 months. Smart Math Drills also leads on iOS requirement (11.0 vs 26.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Smart Math Drills ships an update every 2 days, 繰り上がり宇宙船 every 2 months. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Smart Math Drills | 繰り上がり宇宙船 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 months |
| Size | 70 MB | 5 MB |
| Requires iOS | **11.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Satoru Morita](https://appshunter.io/developer/1623323756) | [Tsuneyuki Miura](https://appshunter.io/developer/1883466999) |

## What reviewers say

### Smart Math Drills

[App page](https://appshunter.io/ios/app/smart-math-drills/id6478051833)

**Features:** macOS Compatibility

**In-app purchases:** none


### 繰り上がり宇宙船

[App page](https://appshunter.io/ios/app/id6760250304)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smart Math Drills free?

Smart Math Drills is free to download, with no in-app purchases.

### Is 繰り上がり宇宙船 free?

繰り上がり宇宙船 is free to download, with no in-app purchases.

### Do Smart Math Drills or 繰り上がり宇宙船 have ads?

Neither Smart Math Drills nor 繰り上がり宇宙船 shows ads.

### Which is updated more often, Smart Math Drills or 繰り上がり宇宙船?

Smart Math Drills ships an update every 2 days, and 繰り上がり宇宙船 every 2 months. Most recently, Smart Math Drills was updated on October 25, 2026 and 繰り上がり宇宙船 on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*