GraviTrax vs Ultimate Level Maker / Builder
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.
Ultimate Level Maker / Builder
Design and build your own 2D platforming levels with a wide variety of tools and assets. Create intricate obstacle courses, adventure maps, or anything you can imagine, then share your creations online and explore those made by others.
- Create 2D platforming levels
- 13 level themes
- Hundreds of blocks, enemies, and objects
- Foreground and background block placement
- World map creation
- Online level sharing and downloading
- Challenge mode with unlockable hats
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This app gives you the tools you need to create fantastic 2D platforming levels and share them with everyone. Build tricky obstacle courses, crazy contraptions, or even longer adventure-style levels. The choice is yours! Features: • Make all sorts of levels, big or small! • Select from 13 different level theme options to suit your mood. • Hundreds of blocks, enemies, and objects to place in each level. • Decoration blocks and sloped ground tiles to create more detailed environments. • Several powerups including upgrades to the player's armor and jump height. • Place blocks in the foreground and background. • Add a sub-area to your levels. • Electricity can be conducted by metal blocks to power pistons and more. • Dynamic fire spreading (wooden blocks can burn, and ice blocks melt!) • Create world maps to compile your levels into a story or adventure! • Share your levels and world maps online, and download those uploaded by other players. • Tackle the classic challenge mode to unlock cool new hats to wear!
Screenshots
Verdict
The clearest difference is in-app purchases: Ultimate Level Maker / Builder at none against GraviTrax's 1. Ultimate Level Maker / Builder also leads on update cadence (every 3 weeks vs every 5 months) and rating (4.7 vs 4.4). GraviTrax's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price, ratings volume 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. Ultimate Level Maker / Builder asks for nothing beyond the download.
Ultimate Level Maker / Builder holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 148 and 69 respectively. Written reviews point the same way: 74% of GraviTrax's written reviews are positive against 84% of Ultimate Level Maker / Builder's.
GraviTrax ships an update every 5 months, Ultimate Level Maker / Builder every 3 weeks. The most recent releases landed on September 25, 2026 and September 12, 2026 respectively.
| Parameter | GraviTrax | Ultimate Level Maker / Builder |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (148 ratings) | 4.7 (69 ratings) — better |
| Positive reviews | 74.1% of reviews | 83.9% of reviews — better |
| Number of ratings | 148 — better | 69 |
| Update frequency | Every 5 months | Every 3 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 155 MB | 188 MB |
| Age rating | 4+ | 9+ |
| Developer | Ravensburger Verlag GmbH | Joshua Bellmyer |
Customer experience
GraviTrax
Ultimate Level Maker / Builder
User reviews
GraviTrax
From 148 App Store ratingsWhat we love
- 👍 Great app for marble runs
- 🚀 Unlimited pieces to build with
- 🎨 Ability to view tracks from different angles
- 💡 Potential to test real-life tracks virtually
Room to improve
- 🐛 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
Ultimate Level Maker / Builder
From 69 App Store ratingsWhat we love
- 👍 Great game overall
- 💡 Excellent level maker
- 💰 No ads or purchases
- 🤩 Highly creative possibilities
- 🌟 Very fun and engaging
Room to improve
- 🐛 Glitches and bugs present
- 🐌 Slow updates
- 🕹️ Controls not always good
- 🔴 Too many ads
- ⚠️ Online safety concerns
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
Ultimate Level Maker / Builder
Reported bugs
8 issues- Did not get hat after completing 5th year 2nd time
- Glitch with magnet on giant potion
- Lose a life when restarting a level
- Colors are too dark and don't match image
- Username glitch (SOMEBODYCOOL vs SOMEBODYCOOL XD)
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- Cannot add a Sonic level
- New update not on iOS
- Restarting level loses a life
Requested features
37 requests- Add multiplayer and friends list
- Add more bosses
- Add more cosmetics and pets
- Add chat for multiplayer
- Allow replaying levels
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- Add gravity switching like GD
- Add friends to play with
- Add a story mode
- Allow uploading levels without completion
- Add different kinds of coins
- Add more characters to play as
- Add playable character maker
- Add a family or friends for Carbo
- Add a girl version of Carbo or a dog/little brother
- Add lily pad blocks
- Add search functionality in the level editor
- Add more blocks and items
- Add multiplayer mode
- Add ability to color Carbo
- Add NPCs for storytelling
- Add a view creator button with profiles
- Add more lore for Carbo
- Add side scrolling
- Fix jet pack power up
- Add plane power up
- Add a bat boss
- Add comments on user games
- Add rating for user games
- Add custom music for levels
- Add more bone enemies
- Add new bosses (Giga Beetle, Mansion Bat, Huge Riko)
- Add mod support
- Add level rating system
- Improve lighting and shadows
- Add playable character maker
- Add boss maker
- Add more world parts
In-app purchases
GraviTrax
- GraviTrax PRO$0.99
Ultimate Level Maker / Builder
No in-app purchases
Questions
Is GraviTrax free?
Is Ultimate Level Maker / Builder free?
Which has better reviews, GraviTrax or Ultimate Level Maker / Builder?
Do GraviTrax or Ultimate Level Maker / Builder have ads?
Which is updated more often, GraviTrax or Ultimate Level Maker / Builder?
Other comparisons
