# Disturbed Protocol Zero vs Acid Rain

The clearest difference is price: Disturbed Protocol Zero at Free against Acid Rain's $1.99. Disturbed Protocol Zero also leads on device support (3 vs 1) and iOS requirement (13.0 vs 26.0). Acid Rain's advantage is ads (none vs shown). On in-app purchases there is nothing between them.

Disturbed Protocol Zero is free to download; Acid Rain costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Disturbed Protocol Zero | Acid Rain |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/acid-rain-umbrella-arcade/id6787715417/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | — |
| Monetization | — | Free |
| Size | 185 MB | 10 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Alejandro Dominguez](https://appshunter.io/developer/1790371803) | [Durbinware](https://appshunter.io/developer/371905346) |

## What reviewers say

### Disturbed Protocol Zero

[App page](https://appshunter.io/ios/app/disturbed-protocol-zero/id6784224989)

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

**In-app purchases:** none


### Acid Rain

[App page](https://appshunter.io/ios/app/acid-rain-umbrella-arcade/id6787715417)

Control an umbrella to catch falling drops and prevent them from hitting the ground. Build streaks for higher scores and use power-ups to survive the storm. Compete for the top spot on the global leaderboard.

**Highlights:** Catch falling drops, Slide or tilt controls, Build score streaks, Collect golden drops, Use umbrella power-ups, Compete on global leaderboard, Earn achievements

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

**In-app purchases:** none


## Frequently asked questions

### Is Disturbed Protocol Zero free?

Disturbed Protocol Zero is free to download, with no in-app purchases.

### Is Acid Rain free?

Acid Rain costs $1.99, with no in-app purchases.

### Do Disturbed Protocol Zero or Acid Rain have ads?

Disturbed Protocol Zero shows ads; Acid Rain 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.*