# Math Vs Undead vs Osmo Words Classic

The clearest difference is in-app purchases: Osmo Words Classic at none against Math Vs Undead's 1. Osmo Words Classic also leads on ads (none vs shown) and update cadence (every 2 months vs every 6 months). Math Vs Undead's advantage is rating (4.3 vs 4.0) and review sentiment (48% vs 33%). On price, ratings volume, monetization model and device support there is nothing between them.

Both are free to download. Math Vs Undead sells 1 one-off in-app purchase. Osmo Words Classic asks for nothing beyond the download.

Math Vs Undead holds the better App Store score, 4.3 against 4.0. Both are backed by a comparable volume of ratings — 148 and 270 respectively. Written reviews point the same way: 48% of Math Vs Undead's written reviews are positive against 33% of Osmo Words Classic's.

Math Vs Undead ships an update every 6 months, Osmo Words Classic every 2 months. The most recent releases landed on October 23, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Math Vs Undead | Osmo Words Classic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (148 ratings)](https://appshunter.io/ios/app/math-vs-undead-math-game/id687283022/reviews)** | [4.0 (270 ratings)](https://appshunter.io/ios/app/osmo-words-classic/id876514856/reviews) |
| Number of ratings | 148 | **270** |
| Positive reviews | **48.1% of reviews** | 32.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 133 MB | 305 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Peaksel](https://appshunter.io/developer/618105376) | [Tangible Play](https://appshunter.io/developer/799157444) |

## What reviewers say

### Math Vs Undead

[App page](https://appshunter.io/ios/app/math-vs-undead-math-game/id687283022)

Engage in a thrilling math-based zombie shooter where solving arithmetic problems is your weapon. This game combines educational challenges with fun graphics to boost calculation speed and cognitive skills for all ages.

**Highlights:** Zombie shooter gameplay, Basic math operations (addition, subtraction, multiplication, division), 30 challenging levels, Improves calculation speed, Enhances cognitive functions, Eye-catching graphics

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all levels | $4.99 | one-time |


### Osmo Words Classic

[App page](https://appshunter.io/ios/app/osmo-words-classic/id876514856)

Embark on a word puzzle adventure where you guess and spell words based on on-screen images. Engage in collaborative or competitive play with friends or AI characters. This app blends physical and digital play for a magical learning experience.

**Highlights:** Guess and spell words from images, Collaborative and competitive play, Physical and digital interaction, Word puzzle adventure, Hands-on learning experience

**In-app purchases:** none

**What reviewers like**

- 👨‍👧‍👦 Engaging learning experience for children
- 🎮 Fun competitive gameplay with family members
- 📚 Helps kids recognize words and improve reading
- 🎨 Beautiful visual design and illustrations
- ⚡ Interactive and captivating gameplay mechanics

**What reviewers complain about**

- 🐛 Frequent app crashes and freezing issues
- ⏱️ Unrealistic time limits for young learners
- 🖼️ Obscure and misleading picture clues
- 🇺🇸 US English vocabulary not suitable for international users
- 🔤 Only uppercase letters, not lowercase

**Reported bugs**

- App crashes on startup or during gameplay
- App closes unexpectedly after completing levels
- Tile recognition fails (e.g., D recognized as C, B as P)
- Stuck on 'Please Wait, Downloading' screen indefinitely
- White/blank screen on app launch

**Requested features**

- Lowercase letter option for early readers
- Adjustable difficulty settings and timer options
- More vocabulary words and content levels
- Chapter 2 and additional game chapters
- Ability to load custom images and family names


## Frequently asked questions

### Is Math Vs Undead free?

Math Vs Undead is free to download, with in-app purchases available.

### Is Osmo Words Classic free?

Osmo Words Classic is free to download, with no in-app purchases.

### Which has better reviews, Math Vs Undead or Osmo Words Classic?

Math Vs Undead is rated higher. Math Vs Undead averages 4.3 out of 5 from 148 ratings, while Osmo Words Classic averages 4.0 from 270 ratings.

### Do Math Vs Undead or Osmo Words Classic have ads?

Math Vs Undead shows ads; Osmo Words Classic does not.

### Which is updated more often, Math Vs Undead or Osmo Words Classic?

Math Vs Undead ships an update every 6 months, and Osmo Words Classic every 2 months. Most recently, Math Vs Undead was updated on October 23, 2026 and Osmo Words Classic on November 2, 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.*