# Helix Protocol vs Alien Wall

The clearest difference is price: Helix Protocol at Free against Alien Wall's $0.99. Helix Protocol also leads on update cadence (every 3 weeks vs every 32 months). Alien Wall's advantage is in-app purchases (none vs 7) and ads (none vs shown). On iOS requirement there is nothing between them.

Helix Protocol is free to download; Alien Wall costs $0.99 up front. Helix Protocol sells 7 one-off in-app purchases. Alien Wall asks for nothing beyond the download.

Helix Protocol ships an update every 3 weeks, Alien Wall every 32 months. The most recent releases landed on October 24, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Helix Protocol | Alien Wall |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[1.0 (2 ratings)](https://appshunter.io/ios/app/alien-wall-brick-breaker/id1115699179/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 20.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 32 months |
| Monetization | — | Paid |
| Size | 45 MB | 37 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 9+ | 9+ |
| Developer | [Oleksii Poliakov](https://appshunter.io/developer/648955741) | [Stefan Preuss](https://appshunter.io/developer/307563428) |

## What reviewers say

### Helix Protocol

[App page](https://appshunter.io/ios/app/helix-protocol/id936490163)

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 50K Credits | $2.99 | one-time |
| 125K Credits | $5.99 | one-time |
| 175K Credits | $8.99 | one-time |
| 250K Credits | $12.99 | one-time |
| 500K Credits | $19.99 | one-time |
| 750K Credits | $24.99 | one-time |
| 1M Credits | $29.99 | one-time |


### Alien Wall

[App page](https://appshunter.io/ios/app/alien-wall-brick-breaker/id1115699179)

Engage in a unique arcade experience blending brick breaker mechanics with classic shoot 'em up gameplay. Utilize a variety of powerful extra weapons and control your spaceship to strategically manage plasma balls and conquer dynamic levels.

**Highlights:** Brick breaker and shoot 'em up genre mix, Extra weapons like Power Bursts and Plasma Laser Cannon, Dynamical levels, Spaceship control of plasma balls, Energy pods to fill weapon power, No in-app purchases

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Helix Protocol free?

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

### Is Alien Wall free?

Alien Wall costs $0.99, with no in-app purchases.

### Do Helix Protocol or Alien Wall have ads?

Helix Protocol shows ads; Alien Wall does not.

### Which is updated more often, Helix Protocol or Alien Wall?

Helix Protocol ships an update every 3 weeks, and Alien Wall every 32 months. Most recently, Helix Protocol was updated on October 24, 2026 and Alien Wall on October 13, 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.*