# Mental Math Monsters vs On Target Math Skills

The clearest difference is price: Mental Math Monsters at Free against On Target Math Skills's $0.99. Mental Math Monsters also leads on update cadence (every 11 months vs every 23 months) and device support (4 vs 2). On Target Math Skills's advantage is in-app purchases (none vs 1). On ads and iOS requirement there is nothing between them.

Mental Math Monsters is free to download; On Target Math Skills costs $0.99 up front. Mental Math Monsters sells 1 one-off in-app purchase. On Target Math Skills asks for nothing beyond the download.

Mental Math Monsters ships an update every 11 months, On Target Math Skills every 23 months. The most recent releases landed on November 2, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Mental Math Monsters | On Target Math Skills |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.4 (657 ratings)](https://appshunter.io/ios/app/mental-math-monsters/id1052765798/reviews)** | — |
| Number of ratings | **657** | — |
| Positive reviews | 88.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 11 months** | Every 23 months |
| Monetization | Free with in-app purchases | — |
| Size | 34 MB | 32 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod, Apple TV** | iPad, Apple TV |
| Age rating | 4+ | 4+ |
| Developer | [Fehners Software LLP](https://appshunter.io/developer/395357584) | [Ventura Educational Systems](https://appshunter.io/developer/371324172) |

## What reviewers say

### Mental Math Monsters

[App page](https://appshunter.io/ios/app/mental-math-monsters/id1052765798)

A fast-paced math game designed for children to improve their mental math skills. Players solve problems to free monsters, earn coins, and compete with friends and classmates. The game offers various math operations and difficulty levels, encouraging learning through fun.

**Highlights:** Mental math practice, Monster collection, Competitive play with friends, School-based competitions, Addition, subtraction, multiplication, division, Progressive difficulty levels

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |

**What reviewers like**

- 🎓 Effective math learning tool for children
- 🎮 Engaging and entertaining gameplay
- 👶 Suitable for young learners (4+ years old)
- 🏆 Competitive multiplayer features
- 💪 Helps build mental math skills

**What reviewers complain about**

- 🐛 Monster unlock progression bugs
- 😤 Frustrating progression barriers
- 🔐 Account security concerns
- 📱 Multi-profile functionality issues

**Reported bugs**

- Monster unlock bar not progressing despite completion
- Monsters not unlocking on secondary player profiles
- Login authentication issues
- Account data exposure concerns

**Requested features**

- Pause button during gameplay
- Single multiplication table focus mode for early learners
- Multiples/skip counting practice games
- Better progression system clarity


### On Target Math Skills

[App page](https://appshunter.io/ios/app/on-target-math-skills/id1465830692)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mental Math Monsters free?

Mental Math Monsters is free to download, with in-app purchases available.

### Is On Target Math Skills free?

On Target Math Skills costs $0.99, with no in-app purchases.

### Do Mental Math Monsters or On Target Math Skills have ads?

Neither Mental Math Monsters nor On Target Math Skills shows ads.

### Which is updated more often, Mental Math Monsters or On Target Math Skills?

Mental Math Monsters ships an update every 11 months, and On Target Math Skills every 23 months. Most recently, Mental Math Monsters was updated on November 2, 2026 and On Target Math Skills on September 13, 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.*