# TwentySeven vs Helix Balls!

The clearest difference is in-app purchases: Helix Balls! at none against TwentySeven's 2. Helix Balls! also leads on iOS requirement (12.0 vs 16.0). TwentySeven's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. TwentySeven sells 2 one-off in-app purchases. Helix Balls! asks for nothing beyond the download.

TwentySeven ships an update every 21 months, Helix Balls! every 31 months. The most recent releases landed on October 22, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | TwentySeven | Helix Balls! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/twentyseven/id1457716619/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 21 months** | Every 31 months |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 43 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Value from Software LLC](https://appshunter.io/developer/458599979) | [Marco Andreotti](https://appshunter.io/developer/1514019597) |

## What reviewers say

### TwentySeven

[App page](https://appshunter.io/ios/app/twentyseven/id1457716619)

A 3D puzzle game where you merge colored balloons on a grid to create larger ones. Master spatial and combinatorial thinking to achieve increasingly complex goals, from a level 8 balloon to a full house of different balloon sizes.

**Highlights:** 3D grid-based balloon merging, Enhances spatial and combinatorial thinking, Multiple grid sizes and challenges, Tutorial and undo options, Customizable controls, External keyboard support

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3 undo sequences | $0.99 | one-time |
| 10 undo sequences | $1.99 | one-time |


### Helix Balls!

[App page](https://appshunter.io/ios/app/helix-balls/id1561521318)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TwentySeven free?

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

### Is Helix Balls! free?

Helix Balls! is free to download, with no in-app purchases.

### Do TwentySeven or Helix Balls! have ads?

Helix Balls! shows ads; TwentySeven does not.

### Which is updated more often, TwentySeven or Helix Balls!?

TwentySeven ships an update every 21 months, and Helix Balls! every 31 months. Most recently, TwentySeven was updated on October 22, 2026 and Helix Balls! on October 14, 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.*