# Osmo Math Wizard EDU vs Rainbow Ghost Rescue

The clearest difference is ads: Rainbow Ghost Rescue at none against Osmo Math Wizard EDU's shown. Rainbow Ghost Rescue also leads on monetization model (free vs free with in-app purchases) and ratings volume (367 vs 6). Osmo Math Wizard EDU's advantage is rating (4.5 vs 4.3) and iOS requirement (9.0 vs 11.0). On price and in-app purchases there is nothing between them.

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

Osmo Math Wizard EDU holds the better App Store score, 4.5 against 4.3. That said, the two scores are not equally well evidenced: Rainbow Ghost Rescue has 367 ratings behind it against 6, so its average is the more settled of the two.

Osmo Math Wizard EDU ships an update every 2 months, Rainbow Ghost Rescue every 3 weeks. The most recent releases landed on October 9, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Osmo Math Wizard EDU | Rainbow Ghost Rescue |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (6 ratings)](https://appshunter.io/ios/app/osmo-math-wizard-edu-world/id1596828676/reviews)** | [4.3 (367 ratings)](https://appshunter.io/ios/app/rainbow-ghost-rescue/id6468611248/reviews) |
| Number of ratings | 6 | **367** |
| Positive reviews | — | 79.8% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 710 MB | 288 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tangible Play](https://appshunter.io/developer/799157444) | [Shonduras Inc.](https://appshunter.io/developer/1505926813) |

## What reviewers say

### Osmo Math Wizard EDU

[App page](https://appshunter.io/ios/app/osmo-math-wizard-edu-world/id1596828676)

This educational game offers a curriculum-inspired math adventure for ages 6-8. Students engage in multiplication challenges by skip-counting magical fruits, building foundational math skills through interactive gameplay. It requires specific Osmo hardware to play.

**Highlights:** Curriculum-inspired math learning, Multiplication challenges, Skip-counting magical fruits, Builds analytical skills, Hands-on exploration, Rewards-based gameplay

**In-app purchases:** none


### Rainbow Ghost Rescue

[App page](https://appshunter.io/ios/app/rainbow-ghost-rescue/id6468611248)

Embark on a colorful adventure to clean up gooey messes on Pirate Island and beyond. Rescue adorable characters, unlock new friends, and battle a mischievous pirate crab. Explore diverse worlds and enjoy endless fun with multiple game modes.

**Highlights:** Clean up Purple Portal Goo, Rescue and collect characters, Battle the RainbowGhost Pirate Crab, Unlock 40+ story levels, Play Marshmallow Mode with infinite levels, Collect 30+ playable characters

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 💕 Satisfying and fun gameplay
- 👍 Visually appealing graphics
- 🎨 Colorful and creative design
- 🤩 Engaging for all ages
- 🎉 Exciting and entertaining

**What reviewers complain about**

- 🐛 Occasional crashes or glitches
- 🤯 Frustrating difficulty spikes
- ⏱️ Repetitive gameplay after a while
- 🤔 Unclear or confusing instructions

**Reported bugs**

- Game freezing or closing unexpectedly
- Levels not registering as completed
- Inconsistent controls or responsiveness

**Requested features**

- More diverse levels and challenges
- Additional characters and customization options
- Ability to save progress and resume later
- Multiplayer or co-op game modes


## Frequently asked questions

### Is Osmo Math Wizard EDU free?

Osmo Math Wizard EDU is free to download, with no in-app purchases.

### Is Rainbow Ghost Rescue free?

Rainbow Ghost Rescue is free to download, with no in-app purchases.

### Which has better reviews, Osmo Math Wizard EDU or Rainbow Ghost Rescue?

Osmo Math Wizard EDU is rated higher. Osmo Math Wizard EDU averages 4.5 out of 5 from 6 ratings, while Rainbow Ghost Rescue averages 4.3 from 367 ratings.

### Do Osmo Math Wizard EDU or Rainbow Ghost Rescue have ads?

Osmo Math Wizard EDU shows ads; Rainbow Ghost Rescue does not.

### Which is updated more often, Osmo Math Wizard EDU or Rainbow Ghost Rescue?

Osmo Math Wizard EDU ships an update every 2 months, and Rainbow Ghost Rescue every 3 weeks. Most recently, Osmo Math Wizard EDU was updated on October 9, 2026 and Rainbow Ghost Rescue on October 20, 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.*