# Blitz Invasion vs Stack Attack!!

The clearest difference is rating: Blitz Invasion at 5.0 against Stack Attack!!'s 4.3. Blitz Invasion also leads on in-app purchases (none vs 19). Stack Attack!!'s advantage is ratings volume (403 vs 2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Stack Attack!! sells 19 one-off in-app purchases. Blitz Invasion asks for nothing beyond the download.

Blitz Invasion holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Stack Attack!! has 403 ratings behind it against 2, so its average is the more settled of the two.

Blitz Invasion ships an update weekly, Stack Attack!! every 2 weeks. The most recent releases landed on October 8, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Blitz Invasion | Stack Attack!! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/blitz-invasion/id6478030209/reviews)** | [4.3 (403 ratings)](https://appshunter.io/ios/app/stack-attack/id6566190313/reviews) |
| Number of ratings | 2 | **403** |
| Positive reviews | — | 23.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 121 MB | 247 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 12+ |
| Developer | [Clap Clap Games](https://appshunter.io/developer/1435219840) | [Voodoo](https://appshunter.io/developer/714804730) |

## What reviewers say

### Blitz Invasion

[App page](https://appshunter.io/ios/app/blitz-invasion/id6478030209)

Command diverse historical units in epic battles to invade enemy towns and defeat defenses. Upgrade your army and resource production to achieve victory in this strategy game.

**Highlights:** Command diverse historical units, Explore different eras, Upgrade and customize army, Intuitive tap and drag controls, Engage in thrilling battles

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Blitz Invasion free?

Blitz Invasion is free to download, with no in-app purchases.

### Is Stack Attack!! free?

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

### Which has better reviews, Blitz Invasion or Stack Attack!!?

Blitz Invasion is rated higher. Blitz Invasion averages 5.0 out of 5 from 2 ratings, while Stack Attack!! averages 4.3 from 403 ratings.

### Do Blitz Invasion or Stack Attack!! have ads?

Both Blitz Invasion and Stack Attack!! show ads.

### Which is updated more often, Blitz Invasion or Stack Attack!!?

Blitz Invasion ships an update weekly, and Stack Attack!! every 2 weeks. Most recently, Blitz Invasion was updated on October 8, 2026 and Stack Attack!! on October 2, 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.*