GraviTrax vs Sky Flip
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
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.
- Free track editor
- Interactive ball rolling simulation
- Multiple camera angles
- Share track designs with friends
- Physics-based gameplay (gravity, magnetism, kinetics)
- Extendable track system
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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.
Sky Flip
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Sky Flip is a one-tap endless runner where you control gravity itself. Tap to flip — guide your glowing orb through obstacle gates, collect stars and survive an ever-changing sky. FEATURES: - Simple one-tap gravity flip mechanic - Beautiful dreamy landscapes that shift from dawn to aurora as you progress - Gravity Zones — every 9 gates the rules change - Reverse Mode — survive 5 seconds of chaos for bonus points - Collectible stars with combo multipliers - Power-ups: Shield, Slow-Mo, Ghost and Magnet - Sliding obstacles that keep you guessing - Open Season mode unlocks at gate 50 — pure chaos awaits - Remove Ads option available How far can you fly?
Screenshots
Verdict
The clearest difference is ads: GraviTrax at none against Sky Flip's shown. GraviTrax also leads on iOS requirement (13.0 vs 15.6). Sky Flip's advantage is update cadence (every 2 months vs every 5 months). On price, in-app purchases and device support 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
Both are free to download. GraviTrax sells 1 one-off in-app purchase and Sky Flip sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
GraviTrax ships an update every 5 months, Sky Flip every 2 months. The most recent releases landed on October 22, 2026 and October 1, 2026 respectively.
| Parameter | GraviTrax | Sky Flip |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (154 ratings) — better | — |
| Positive reviews | 74.2% of reviews | — |
| Number of ratings | 154 — better | — |
| Update frequency | Every 5 months | Every 2 months — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 156 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | Ravensburger Verlag GmbH | Martin Cavey |
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
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- Introduce a Gravitrax Junior mode
Sky Flip
Not enough reviews yet to summarise bugs or requests.
In-app purchases
GraviTrax
- GraviTrax PRO$0.99
Sky Flip
- Remove Ads$2.99








