# Flumblox vs Ultimate Level Maker / Builder

The clearest difference is ads: Flumblox at none against Ultimate Level Maker / Builder's shown. Flumblox also leads on iOS requirement (11.0 vs 15.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Flumblox ships an update every 2 weeks, Ultimate Level Maker / Builder every 3 weeks. The most recent releases landed on September 8, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Flumblox | Ultimate Level Maker / Builder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (69 ratings)](https://appshunter.io/ios/app/ultimate-level-maker-builder/id6605922528/reviews)** |
| Number of ratings | — | **69** |
| Positive reviews | — | 83.9% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | — | Ad-supported |
| Size | 58 MB | 188 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Jumb-O-Fun Games](https://appshunter.io/developer/597609060) | [Joshua Bellmyer](https://appshunter.io/developer/1760982927) |

## What reviewers say

### Flumblox

[App page](https://appshunter.io/ios/app/flumblox/id1438359030)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 Flumblox free?

Flumblox is free to download, with no in-app purchases.

### Is Ultimate Level Maker / Builder free?

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

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

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

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

Flumblox ships an update every 2 weeks, and Ultimate Level Maker / Builder every 3 weeks. Most recently, Flumblox was updated on September 8, 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.*