# Build Up!! vs Kaelra

The clearest difference is in-app purchases: Kaelra at none against Build Up!!'s 1. Kaelra also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Build Up!! sells 1 one-off in-app purchase. Kaelra asks for nothing beyond the download.

## The numbers

| Metric | Build Up!! | Kaelra |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (16K ratings)](https://appshunter.io/ios/app/build-up/id1453032346/reviews)** | — |
| Number of ratings | **16K** | — |
| Positive reviews | 34.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | — |
| Monetization | Free with in-app purchases | — |
| Size | 266 MB | 10 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Voodoo](https://appshunter.io/developer/714804730) | [Randal Patrick Alexander Meijer](https://appshunter.io/developer/6803469124) |

## What reviewers say

### Build Up!!

[App page](https://appshunter.io/ios/app/build-up/id1453032346)

Construct your tower as tall as possible by strategically placing building nodes. Collect more nodes as you ascend to reach crucial checkpoints and achieve new heights.

**Highlights:** Build structures high, Gather building nodes, Reach checkpoints, Ascend to new heights

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads. | $2.99 | one-time |

**What reviewers like**

- 👍 Simple and fun game
- 🚀 Runs well with no crashes
- 💰 Free to play

**What reviewers complain about**

- 💸 Excessive ads
- 🐛 Impossible or buggy levels
- 🔁 Repetitive gameplay

**Reported bugs**

- Rivet counter malfunction
- Levels regenerating incorrectly
- Tower physics issues

**Requested features**

- More level variety
- Ability to create custom maps
- Removal of perfect triangle requirement


### Kaelra

[App page](https://appshunter.io/ios/app/kaelra/id6803469122)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Build Up!! free?

Build Up!! is free to download, with in-app purchases available.

### Is Kaelra free?

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

### Do Build Up!! or Kaelra have ads?

Build Up!! shows ads; Kaelra does not.

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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.*