# GraviTrax vs Ultimate Level Maker / Builder

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.

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 27, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | GraviTrax | Ultimate Level Maker / Builder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (148 ratings)](https://appshunter.io/ios/app/gravitrax/id1236092166/reviews) | **[4.7 (69 ratings)](https://appshunter.io/ios/app/ultimate-level-maker-builder/id6605922528/reviews)** |
| Number of ratings | **148** | 69 |
| Positive reviews | 74.1% of reviews | **83.9% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 155 MB | 188 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Ravensburger Verlag GmbH](https://appshunter.io/developer/1505283467) | [Joshua Bellmyer](https://appshunter.io/developer/1760982927) |

## 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


### Ultimate Level Maker / Builder

[App page](https://appshunter.io/ios/app/ultimate-level-maker-builder/id6605922528)

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.

**Highlights:** 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

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Great game overall
- 💡 Excellent level maker
- 💰 No ads or purchases
- 🤩 Highly creative possibilities
- 🌟 Very fun and engaging

**What reviewers complain about**

- 🐛 Glitches and bugs present
- 🐌 Slow updates
- 🕹️ Controls not always good
- 🔴 Too many ads
- ⚠️ Online safety concerns

**Reported bugs**

- 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)

**Requested features**

- Add multiplayer and friends list
- Add more bosses
- Add more cosmetics and pets
- Add chat for multiplayer
- Allow replaying levels


## Frequently asked questions

### Is GraviTrax free?

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

### Is Ultimate Level Maker / Builder free?

Ultimate Level Maker / Builder is free to download, with no in-app purchases.

### Which has better reviews, GraviTrax or Ultimate Level Maker / Builder?

Ultimate Level Maker / Builder is rated higher. GraviTrax averages 4.4 out of 5 from 148 ratings, while Ultimate Level Maker / Builder averages 4.7 from 69 ratings.

### Do GraviTrax or Ultimate Level Maker / Builder have ads?

Ultimate Level Maker / Builder shows ads; GraviTrax does not.

### Which is updated more often, GraviTrax or Ultimate Level Maker / Builder?

GraviTrax ships an update every 5 months, and Ultimate Level Maker / Builder every 3 weeks. Most recently, GraviTrax was updated on September 27, 2026 and Ultimate Level Maker / Builder on September 12, 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.*