# CalcMaster vs かけ算ラボ

The clearest difference is in-app purchases: かけ算ラボ at none against CalcMaster's 1. かけ算ラボ also leads on update cadence (daily vs every 9 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. CalcMaster sells 1 one-off in-app purchase. かけ算ラボ asks for nothing beyond the download.

CalcMaster ships an update every 9 days, かけ算ラボ daily. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | CalcMaster | かけ算ラボ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 days | **Daily** |
| Size | 15 MB | 15 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yoshitaka Tanaka](https://appshunter.io/developer/1510093015) | [Tsuneyuki Miura](https://appshunter.io/developer/1883466999) |

## What reviewers say

### CalcMaster

[App page](https://appshunter.io/ios/app/calcmaster-math-practice/id6767875466)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CalcMaster Full Pack | $9.99 | one-time |


### かけ算ラボ

[App page](https://appshunter.io/ios/app/id6770941891)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CalcMaster free?

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

### Is かけ算ラボ free?

かけ算ラボ is free to download, with no in-app purchases.

### Do CalcMaster or かけ算ラボ have ads?

Neither CalcMaster nor かけ算ラボ shows ads.

### Which is updated more often, CalcMaster or かけ算ラボ?

CalcMaster ships an update every 9 days, and かけ算ラボ daily. Most recently, CalcMaster was updated on October 7, 2026 and かけ算ラボ on October 6, 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.*