# Stack Attack!! vs Mini Merge Champions

The clearest difference is update cadence: Mini Merge Champions at every 5 days against Stack Attack!!'s every 2 weeks. On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Stack Attack!! sells 19 one-off in-app purchases and Mini Merge Champions sells 18 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.3 for Stack Attack!! against 4.2 for Mini Merge Champions. Both are backed by a comparable volume of ratings — 403 and 1.1K respectively. Written reviews are what separate them: 23% of Stack Attack!!'s written reviews are positive against 29% of Mini Merge Champions's.

Stack Attack!! ships an update every 2 weeks, Mini Merge Champions every 5 days. The most recent releases landed on October 2, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Stack Attack!! | Mini Merge Champions |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (403 ratings)](https://appshunter.io/ios/app/stack-attack/id6566190313/reviews)** | [4.2 (1.1K ratings)](https://appshunter.io/ios/app/mini-merge-champions/id6670783328/reviews) |
| Number of ratings | 403 | **1.1K** |
| Positive reviews | 23.2% of reviews | **29.4% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 247 MB | 407 MB |
| Requires iOS | **14.0** | 15.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Voodoo](https://appshunter.io/developer/714804730) | [Popcore GmbH](https://appshunter.io/developer/1375461777) |

## What reviewers say

### Stack Attack!!

[App page](https://appshunter.io/ios/app/stack-attack/id6566190313)

Engage in intense battles against waves of enemies, strategically demolishing their formations with powerful weapons. Upgrade your capabilities by selecting the best skills to protect the cube world from a malevolent hex invasion.

**Highlights:** Defeat enemy waves, Demolish enemy stacks, Upgrade skills, Save the cube world, Space invader gameplay

**Features:** macOS Compatibility

**In-app purchases (19)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gem Pack Small | $0.99 | one-time |
| Gold Pack Small | $0.99 | one-time |
| Starter Pack | $2.99 | one-time |
| No Ads | $2.99 | one-time |
| Gem Pack Medium | $4.99 | one-time |
| 2X Speed! | $4.99 | one-time |
| Gold Pack Medium | $4.99 | one-time |
| Skip'its Medium Pack | $5.99 | one-time |
| Gem Pack Large | $9.99 | one-time |
| Gold Pack Large | $9.99 | one-time |
| Premium Pass | $14.99 | one-time |
| Gem Pack XL | $19.99 | one-time |
| Skip'its Large Pack | $19.99 | one-time |
| Gold Pack XL | $19.99 | one-time |
| Diamond Hero | $29.99 | one-time |
| Gem Pack XXL | $49.99 | one-time |
| Gold Pack XXL | $49.99 | one-time |
| Gem Pack XXXL | $99.99 | one-time |
| Gold Pack XXXL | $99.99 | one-time |

**What reviewers like**

- 👍 Simple and fun gameplay
- 🚀 No ads or microtransactions
- 💡 Nice armor upgrade system

**What reviewers complain about**

- 🐛 Glitches and bugs, especially after updates
- 🐛 Progress and upgrades getting reset or lost
- 🐛 Levels becoming unplayable after a certain point

**Reported bugs**

- Enemies' health scaling with player's attack power
- Levels freezing or getting stuck at checkpoints
- Weapon and upgrade levels getting downgraded randomly

**Requested features**

- Mute sound effects option
- Better communication from developers about updates
- More content and stages to progress through


### Mini Merge Champions

[App page](https://appshunter.io/ios/app/mini-merge-champions/id6670783328)

Merge heroes to build a powerful squad and engage in strategic real-time battles. Unleash unique champion abilities, upgrade your team, and face challenging bosses and roguelike trials. This puzzle-combat hybrid offers deep strategy and explosive action.

**Highlights:** Strategic hero merging, Real-time puzzle-combat, Unique champion abilities, Hero upgrades and progression, Epic boss fights, Roguelike Tower of Trials, Limited-time Piggy Dungeon

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

**In-app purchases (18)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coin Pack 1 | $0.99 | one-time |
| Chapter Pack 2 | $0.99 | one-time |
| Hero's Path Reward 1 | $2.99 | one-time |
| Gem Pack 1 | $2.99 | one-time |
| Remove Ads | $2.99 | one-time |
| Energy Pack | $4.99 | one-time |
| Hero's Path Reward 2 | $4.99 | one-time |
| x2 Speed | $5.99 | one-time |
| Equipment Pack | $6.99 | one-time |
| Tower Pack | $7.99 | one-time |
| Starter Pack | $8.99 | one-time |
| Blessings Package | $9.99 | one-time |
| Equipment Pack | $9.99 | one-time |
| Chapter Pack 7 | $10.99 | one-time |
| Adventure Pack | $11.99 | one-time |
| Chapter Pack 8 | $12.99 | one-time |
| Gem Pack 2 | $12.99 | one-time |
| Gem Pack 3 | $34.99 | one-time |

**What reviewers like**

- 🎨 Great art and character design
- 🕹️ Simple and addictive gameplay
- 🕰️ Quick and easy to pick up
- 💰 Minimal ads and no pay-to-win

**What reviewers complain about**

- 🔄 Frequent and detrimental updates
- 🤖 Poor AI and auto-battle mechanics
- 🔒 Progression-blocking daily missions
- 🔍 Lack of transparency on drop rates

**Reported bugs**

- Missions not registering progress correctly
- Troops getting stuck or placed incorrectly
- Greyed-out screens and tutorial issues
- Inconsistent in-app purchase functionality

**Requested features**

- Ability to manually replay previous levels
- More varied and challenging game modes
- Improved reward scaling and progression
- Better communication with the community


## Frequently asked questions

### Is Stack Attack!! free?

Stack Attack!! is free to download, with in-app purchases available.

### Is Mini Merge Champions free?

Mini Merge Champions is free to download, with in-app purchases available.

### Which has better reviews, Stack Attack!! or Mini Merge Champions?

Stack Attack!! is rated higher. Stack Attack!! averages 4.3 out of 5 from 403 ratings, while Mini Merge Champions averages 4.2 from 1.1K ratings.

### Do Stack Attack!! or Mini Merge Champions have ads?

Both Stack Attack!! and Mini Merge Champions show ads.

### Which is updated more often, Stack Attack!! or Mini Merge Champions?

Stack Attack!! ships an update every 2 weeks, and Mini Merge Champions every 5 days. Most recently, Stack Attack!! was updated on October 2, 2026 and Mini Merge Champions on October 11, 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.*