Comparison

GraviTrax vs Osmo Math Wizard EDU

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

GraviTrax

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
Read full description

GraviTrax – the interactive ball track system from Ravensburger for your mobile or tablet. Use the free app for the GraviTrax ball track system with its free editor to build your very own fantastic tracks, and then roll the balls as you watch from different angles. Try endless new combinations and come up with new ideas to build your tracks. Experience the tracks interactively and follow the balls from a variety of camera angles. And in the latest version of the app you can share you tracks with your friends. The GraviTrax ball track system lets you build your own track worlds according to the laws of gravity. Use the construction elements to create a fast-paced course where balls roll to their destination with the help of magnetism, kinetics and gravity. The GraviTrax ball track system makes gravity a fun learning experience which can be extended with countless expansions. Unlimited fun guaranteed! The starter kit and the action-packed expansions are now available in all well-stocked toy shops and online stores.

About

Osmo Math Wizard EDU

This educational game offers a curriculum-inspired math adventure for ages 6-8, focusing on building equations, addition, subtraction, and algebraic thinking. It combines hands-on play with screen time to make learning engaging and fun for young students.

Highlights
  • Balancing equations
  • Addition and subtraction practice
  • Solving for unknown values
  • Introduction to algebraic thinking
  • Curriculum-inspired learning
  • Hands-on play integration
Read full description

A self-paced and curriculum-inspired learning adventure for ages 6-8, optimized for use in the classroom! Part of the Osmo Math Series for Grades 1-2, Math Wizard takes students on an adventure that builds math skills, with rewards along the way. Osmo Amazing Airships: Build your Math Wizard skills! Students practice balancing equations as they join Rupert in building and designing fantastical airships! Using mathematical thinking plus Rupert’s magical wrench, they’ll deliver packages and navigate through challenges. What they’ll learn Building and balancing equations Addition and subtraction practice Solving for an unknown value Introduction to algebraic thinking ** Requires the Educational Version of Osmo Math Wizard and the Amazing Airships! ** ABOUT OSMO -- 21ST CENTURY PLAY AND LEARNING: Osmo turns tablets into powerful learning tools that inspire independent, hands-on exploration. Our games combine healthy screen time and hands-on play to make learning engaging and fun for every child.

Screenshots

GraviTrax4 screens

Verdict

The call

The clearest difference is in-app purchases: Osmo Math Wizard EDU at none against GraviTrax's 1. Osmo Math Wizard EDU also leads on update cadence (every 2 months vs every 5 months) and iOS requirement (9.0 vs 13.0). GraviTrax's advantage is ads (none vs shown) and ratings volume (156 vs 2). On price, rating and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.4 for GraviTrax against 4.5 for Osmo Math Wizard EDU. That said, the two scores are not equally well evidenced: GraviTrax has 156 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

GraviTrax ships an update every 5 months, Osmo Math Wizard EDU every 2 months. The most recent releases landed on November 6, 2026 and November 4, 2026 respectively.

Scorecard6 real differences · 4 level
GraviTrax versus Osmo Math Wizard EDU: the parameters behind the verdict, then further details
ParameterGraviTraxOsmo Math Wizard EDU
PriceFreeFree
Rating4.4 (156 ratings)4.5 (2 ratings) — better
Positive reviews74.2% of reviews—
Number of ratings156 — better2
Update frequencyEvery 5 monthsEvery 2 months — better
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPad
Requires iOS13.09.0 — better
Further details — not scored
Size156 MB767 MB
Age rating4+4+
DeveloperRavensburger Verlag GmbHTangible Play

Customer experience

GraviTrax

All ratings152 ratings
Positive82.2%
Neutral9.2%
Negative8.6%
Written reviews252 reviews
Positive74.2%
Neutral13.5%
Negative12.3%

Osmo Math Wizard EDU

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

GraviTrax

Reported bugs

4 issues
  • 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

6 requests
  • 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
Show 1 more
  • Introduce a Gravitrax Junior mode

Osmo Math Wizard EDU

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

GraviTrax

One-time1
  • GraviTrax PRO$0.99
None

Osmo Math Wizard EDU

No in-app purchases

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?
Osmo Math Wizard EDU is rated higher. GraviTrax averages 4.4 out of 5 from 156 ratings, while Osmo Math Wizard EDU averages 4.5 from 2 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 November 6, 2026 and Osmo Math Wizard EDU on November 4, 2026.

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