# 毎日１００マス vs 九九

The clearest difference is in-app purchases: 毎日１００マス at none against 九九's 1. 九九's advantage is iOS requirement (12.0 vs 15.0). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. 九九 sells 1 one-off in-app purchase. 毎日１００マス asks for nothing beyond the download.

毎日１００マス ships an update every 8 months, 九九 every 5 months. The most recent releases landed on October 2, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | 毎日１００マス | 九九 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/easy/id1611285814/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 8 months | **Every 5 months** |
| Monetization | — | Free with in-app purchases |
| Size | 67 MB | 109 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ben Walker](https://appshunter.io/developer/385443776) | [Sumie Watanabe](https://appshunter.io/developer/1349237972) |

## What reviewers say

### 毎日１００マス

[App page](https://appshunter.io/ios/app/id1382206263)

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

**In-app purchases:** none


### 九九

[App page](https://appshunter.io/ios/app/easy/id1611285814)

This app offers a comprehensive multiplication and word problem learning experience with randomized practice questions. It includes a review mode for incorrect answers and is free to use with optional ad removal via in-app purchase.

**Highlights:** Randomized multiplication problems, Word problem practice, Review mode for incorrect answers, Calendar feature, Name and icon display for submissions

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 九九アプリバナー広告非表示 | $1.99 | one-time |


## Frequently asked questions

### Is 毎日１００マス free?

毎日１００マス is free to download, with no in-app purchases.

### Is 九九 free?

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

### Do 毎日１００マス or 九九 have ads?

Both 毎日１００マス and 九九 show ads.

### Which is updated more often, 毎日１００マス or 九九?

毎日１００マス ships an update every 8 months, and 九九 every 5 months. Most recently, 毎日１００マス was updated on October 2, 2026 and 九九 on October 3, 2026.

---

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