# Stack Attack!! vs Deadlock Highway

The clearest difference is review sentiment: Deadlock Highway at 100% against Stack Attack!!'s 23%. Deadlock Highway also leads on rating (5.0 vs 4.3) and update cadence (every 2 days vs every 2 weeks). Stack Attack!!'s advantage is ratings volume (403 vs 5) and iOS requirement (14.0 vs 17.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Stack Attack!! sells 19 one-off in-app purchases and Deadlock Highway sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Deadlock Highway 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 5, so its average is the more settled of the two. Written reviews point the same way: 23% of Stack Attack!!'s written reviews are positive against 100% of Deadlock Highway's.

Stack Attack!! ships an update every 2 weeks, Deadlock Highway every 2 days. The most recent releases landed on August 19, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Stack Attack!! | Deadlock Highway |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (403 ratings)](https://appshunter.io/ios/app/stack-attack/id6566190313/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/deadlock-highway/id6780266480/reviews)** |
| Number of ratings | **403** | 5 |
| Positive reviews | 23.2% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 247 MB | 39 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 9+ |
| Developer | [Voodoo](https://appshunter.io/developer/714804730) | [Klick Ink L.P.](https://appshunter.io/developer/819536148) |

## 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


### Deadlock Highway

[App page](https://appshunter.io/ios/app/deadlock-highway/id6780266480)

Experience intense arcade driving by swiping through endless traffic, dodging obstacles, and pushing your speed to the limit. Survive longer for higher scores and compete against your best runs. Revive to continue the action after a crash.

**Highlights:** Endless highway driving, Minimalist arcade visuals, Multiple control schemes, Three game modes, Five difficulty levels, Power-up pickups

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Stack Attack!! free?

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

### Is Deadlock Highway free?

Deadlock Highway is free to download, with in-app purchases available.

### Which has better reviews, Stack Attack!! or Deadlock Highway?

Deadlock Highway is rated higher. Stack Attack!! averages 4.3 out of 5 from 403 ratings, while Deadlock Highway averages 5.0 from 5 ratings.

### Do Stack Attack!! or Deadlock Highway have ads?

Both Stack Attack!! and Deadlock Highway show ads.

### Which is updated more often, Stack Attack!! or Deadlock Highway?

Stack Attack!! ships an update every 2 weeks, and Deadlock Highway every 2 days. Most recently, Stack Attack!! was updated on August 19, 2026 and Deadlock Highway on September 10, 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.*