# GraviTrax vs Osmo Math Wizard EDU

The clearest difference is rating: GraviTrax at 4.4 against Osmo Math Wizard EDU's 3.4. GraviTrax also leads on ads (none vs shown) and review sentiment (74% vs 50%). Osmo Math Wizard EDU's advantage is in-app purchases (none vs 1) and update cadence (every 2 months vs every 5 months). On price there is nothing between them.

Both are free to download. GraviTrax sells 1 one-off in-app purchase. Osmo Math Wizard EDU asks for nothing beyond the download.

GraviTrax holds the better App Store score, 4.4 against 3.4. That said, the two scores are not equally well evidenced: GraviTrax has 152 ratings behind it against 20, so its average is the more settled of the two. Written reviews point the same way: 74% of GraviTrax's written reviews are positive against 50% of Osmo Math Wizard EDU's.

GraviTrax ships an update every 5 months, Osmo Math Wizard EDU every 2 months. The most recent releases landed on October 19, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | GraviTrax | Osmo Math Wizard EDU |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (152 ratings)](https://appshunter.io/ios/app/gravitrax/id1236092166/reviews)** | [3.4 (20 ratings)](https://appshunter.io/ios/app/osmo-math-wizard-edu-dragons/id1596836771/reviews) |
| Number of ratings | **152** | 20 |
| Positive reviews | **74.2% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 156 MB | 766 MB |
| Requires iOS | 13.0 | **9.0** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ravensburger Verlag GmbH](https://appshunter.io/developer/1505283467) | [Tangible Play](https://appshunter.io/developer/799157444) |

## What reviewers say

### GraviTrax

[App page](https://appshunter.io/ios/app/gravitrax/id1236092166)

Design and experience custom ball tracks with a free editor. Explore physics principles like gravity and magnetism as you build and test your creations. Share your unique track designs with friends and discover new possibilities.

**Highlights:** Free track editor, Interactive ball rolling simulation, Multiple camera angles, Share track designs with friends, Physics-based gameplay (gravity, magnetism, kinetics), Extendable track system

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GraviTrax PRO | $0.99 | one-time |

**What reviewers like**

- 👍 Great app for marble runs
- 🚀 Unlimited pieces to build with
- 🎨 Ability to view tracks from different angles
- 💡 Potential to test real-life tracks virtually

**What reviewers complain about**

- 🐛 Bugs with certain elements like the lift and spirals
- 🔒 In-app purchase required for full functionality
- 📦 Lack of integration with physical sets owned
- 🔧 Limited customization options for track building

**Reported bugs**

- Marble gets stuck on certain track elements
- Saving and loading tracks not working properly
- Placement of clear platforms and supports is limited
- Zipline functionality not working as expected

**Requested features**

- Add more track designs and layouts
- Implement a parts inventory system
- Allow sharing and downloading of user-created tracks
- Improve UI/UX for easier track building
- Add support for new Gravitrax expansions


### Osmo Math Wizard EDU

[App page](https://appshunter.io/ios/app/osmo-math-wizard-edu-dragons/id1596836771)

This educational game offers a self-paced math adventure for ages 6-8, focusing on measurement skills. Players explore a dragon-filled world, learning to measure length, estimate, and add measurements while caring for virtual dragons.

**Highlights:** Self-paced learning adventure, Curriculum-inspired math lessons, Measurement skills mastery, Interactive dragon care, Hands-on exploration, Progress tracking

**In-app purchases:** none


## Frequently asked questions

### Is GraviTrax free?

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

### Is Osmo Math Wizard EDU free?

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

### Which has better reviews, GraviTrax or Osmo Math Wizard EDU?

GraviTrax is rated higher. GraviTrax averages 4.4 out of 5 from 152 ratings, while Osmo Math Wizard EDU averages 3.4 from 20 ratings.

### Do GraviTrax or Osmo Math Wizard EDU have ads?

Osmo Math Wizard EDU shows ads; GraviTrax does not.

### Which is updated more often, GraviTrax or Osmo Math Wizard EDU?

GraviTrax ships an update every 5 months, and Osmo Math Wizard EDU every 2 months. Most recently, GraviTrax was updated on October 19, 2026 and Osmo Math Wizard EDU on October 21, 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.*