# Stacking.io vs Piranha Rush

The clearest difference is review sentiment: Piranha Rush at 100% against Stacking.io's 50%. Piranha Rush also leads on rating (5.0 vs 3.9). Stacking.io's advantage is ads (none vs shown) and update cadence (every 6 days vs every 28 months). On price, 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.

Piranha Rush holds the better App Store score, 5.0 against 3.9. Both are backed by a comparable volume of ratings — 8 and 2 respectively. Written reviews point the same way: 50% of Stacking.io's written reviews are positive against 100% of Piranha Rush's.

Stacking.io ships an update every 6 days, Piranha Rush every 28 months. The most recent releases landed on October 11, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Stacking.io | Piranha Rush |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (8 ratings)](https://appshunter.io/ios/app/stackingio/id1521111966/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/piranha-rush/id1593824957/reviews)** |
| Number of ratings | **8** | 2 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 6 days** | Every 28 months |
| Monetization | **Free** | Ad-supported |
| Size | 232 MB | 77 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [RICE BALL HONGKONG LIMITED](https://appshunter.io/developer/1463542603) | [omer cetin](https://appshunter.io/developer/1584332419) |

## What reviewers say

### Stacking.io

[App page](https://appshunter.io/ios/app/stackingio/id1521111966)

A fun and exciting tower stacking game where you collect food items to build the biggest stack. Compete against other players in a race against time to become the ultimate stack builder.

**Highlights:** Collect food items, Build tall stacks, Compete with other players, Unlock cool skins, Attack opponents to steal food, Collect coins for in-app purchases

**Features:** macOS Compatibility

**In-app purchases:** none


### Piranha Rush

[App page](https://appshunter.io/ios/app/piranha-rush/id1593824957)

Grow your fish by eating smaller rivals and become the apex predator of the sea. Transform into a whale to punish those who harm marine life. Enjoy a relaxing underwater action experience.

**Highlights:** Carnivorous fish transformation, Size-based power progression, Underwater navigation, Punish harmful entities, Action-packed gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Stacking.io free?

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

### Is Piranha Rush free?

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

### Which has better reviews, Stacking.io or Piranha Rush?

Piranha Rush is rated higher. Stacking.io averages 3.9 out of 5 from 8 ratings, while Piranha Rush averages 5.0 from 2 ratings.

### Do Stacking.io or Piranha Rush have ads?

Piranha Rush shows ads; Stacking.io does not.

### Which is updated more often, Stacking.io or Piranha Rush?

Stacking.io ships an update every 6 days, and Piranha Rush every 28 months. Most recently, Stacking.io was updated on October 11, 2026 and Piranha Rush on September 23, 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.*