# Math 99 vs Osmo World

The clearest difference is rating: Osmo World at 3.9 against Math 99's 3.0. Osmo World also leads on ads (none vs shown) and update cadence (every 2 months vs every 18 months). Math 99's advantage is monetization model (free vs ad-supported). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Osmo World holds the better App Store score, 3.9 against 3.0. That said, the two scores are not equally well evidenced: Osmo World has 1.4K ratings behind it against 4, so its average is the more settled of the two.

Math 99 ships an update every 18 months, Osmo World every 2 months. Both last shipped on November 6, 2026.

## The numbers

| Metric | Math 99 | Osmo World |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (4 ratings)](https://appshunter.io/ios/app/math-99/id1029771640/reviews) | **[3.9 (1.4K ratings)](https://appshunter.io/ios/app/osmo-world/id1350943542/reviews)** |
| Number of ratings | 4 | **1.4K** |
| Positive reviews | — | 42.3% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 18 months | **Every 2 months** |
| Monetization | **Free** | Ad-supported |
| Size | 37 MB | 347 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ARDEVTEK YAZILIM](https://appshunter.io/developer/447935952) | [Tangible Play](https://appshunter.io/developer/799157444) |

## What reviewers say

### Math 99

[App page](https://appshunter.io/ios/app/math-99/id1029771640)

This app offers a fun and progressive way for children and adults to master multiplication tables and other basic math operations. It challenges your brain with timed equations and helps improve reaction speed and mathematical skills. Play offline, anytime, anywhere.

**Highlights:** Learn time tables progressively, Timed math equation challenges, Addition, subtraction, multiplication, division, Randomized number generation, Improves reaction speed, Offline play

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

**In-app purchases:** none


### Osmo World

[App page](https://appshunter.io/ios/app/osmo-world/id1350943542)

This app serves as a central hub for a collection of educational games designed to foster creativity, problem-solving, and social interaction in children. It allows users to launch into various Osmo games and collect virtual rewards.

**Highlights:** Launch Osmo games, Explore game library, Win collectible stickers, Hands-on learning, Promotes creativity, Encourages problem-solving, Fosters social interaction

**In-app purchases:** none

**What reviewers like**

- 👍 Fun and educational
- 🤩 Nostalgic and engaging
- 🎨 Creative expression
- 🕹️ Variety of mini-games

**What reviewers complain about**

- 🐛 Compatibility issues with newer devices
- 🔒 Difficult login/account management
- 💸 Expensive with additional purchases required
- 🔧 Glitchy and buggy performance

**Reported bugs**

- App crashes or freezes
- Camera recognition problems
- Saved progress/data loss
- Incompatibility with certain iPad models

**Requested features**

- More game content and updates
- Improved account/progress syncing
- Simplified setup and onboarding
- Better support for newer hardware


## Frequently asked questions

### Is Math 99 free?

Math 99 is free to download, with no in-app purchases.

### Is Osmo World free?

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

### Which has better reviews, Math 99 or Osmo World?

Osmo World is rated higher. Math 99 averages 3.0 out of 5 from 4 ratings, while Osmo World averages 3.9 from 1.4K ratings.

### Do Math 99 or Osmo World have ads?

Math 99 shows ads; Osmo World does not.

### Which is updated more often, Math 99 or Osmo World?

Math 99 ships an update every 18 months, and Osmo World every 2 months. Most recently, Math 99 was updated on November 6, 2026 and Osmo World on November 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.*