# Chicken Invaders 5 vs Not Not

The clearest difference is rating: Not Not at 4.7 against Chicken Invaders 5's 4.0. Not Not also leads on review sentiment (78% vs 42%) and update cadence (every 2 weeks vs every 8 months). Chicken Invaders 5's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Chicken Invaders 5 sells 1 one-off in-app purchase and Not Not sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Not Not holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: Not Not has 1.1K ratings behind it against 90, so its average is the more settled of the two. Written reviews point the same way: 42% of Chicken Invaders 5's written reviews are positive against 78% of Not Not's.

Chicken Invaders 5 ships an update every 8 months, Not Not every 2 weeks. The most recent releases landed on November 4, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Chicken Invaders 5 | Not Not |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (90 ratings)](https://appshunter.io/ios/app/chicken-invaders-5/id945741202/reviews) | **[4.7 (1.1K ratings)](https://appshunter.io/ios/app/not-not-a-brain-buster/id1107589341/reviews)** |
| Number of ratings | 90 | **1.1K** |
| Positive reviews | 41.7% of reviews | **78.4% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 8 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 88 MB | 75 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 17+ |
| Developer | [InterAction studios](https://appshunter.io/developer/460426907) | [Alternative Shift](https://appshunter.io/developer/394617049) |

## What reviewers say

### Chicken Invaders 5

[App page](https://appshunter.io/ios/app/chicken-invaders-5/id945741202)

Defend Earth from an alien chicken invasion by piloting your spaceship through the galaxy. Assemble an ancient artifact to restore sunlight and save humanity from a frozen fate.

**Highlights:** Galactic space combat, Battle invading chickens, Assemble ancient artifact, Save Earth from freezing, Intergalactic travel

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full game unlock | $0.99 | one-time |


### Not Not

[App page](https://appshunter.io/ios/app/not-not-a-brain-buster/id1107589341)

Engage your brain with a logic and orientation puzzle game. Swipe your character according to increasingly complex instructions to reach higher levels. Offers two addictive game modes for a satisfying challenge.

**Highlights:** Logic and orientation challenges, Swipe-based character control, Increasingly complex instructions, Classic game mode, Challenge game mode, Addictive gameplay

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $0.99 | one-time |
| Unlock World : The Liar | $0.99 | one-time |
| Emergency Kit | $0.99 | one-time |
| First Aid Kit | $0.99 | one-time |
| Survival Kit | $2.99 | one-time |
| Complete Kit | $4.99 | one-time |
| Immortal Kit | $9.99 | one-time |
| Ultimate Kit | $29.99 | one-time |

**What reviewers like**

- 🧠 Challenges the brain
- 🕹 Engaging and addictive gameplay
- 🕰 Good time-killer
- 👍 Simple yet effective game mechanics

**What reviewers complain about**

- 📺 Excessive ads and monetization
- 🐛 Bugs and technical issues
- 🔄 Language settings reset after each session
- 🔍 Difficulty progression can be uneven

**Reported bugs**

- Game freezes on startup
- Purchased ad removal not working
- Inconsistent swipe/input detection

**Requested features**

- More levels and game modes
- Option to disable music/sound effects
- Improved accessibility for color-blind players


## Frequently asked questions

### Is Chicken Invaders 5 free?

Chicken Invaders 5 is free to download, with in-app purchases available.

### Is Not Not free?

Not Not is free to download, with in-app purchases available.

### Which has better reviews, Chicken Invaders 5 or Not Not?

Not Not is rated higher. Chicken Invaders 5 averages 4.0 out of 5 from 90 ratings, while Not Not averages 4.7 from 1.1K ratings.

### Do Chicken Invaders 5 or Not Not have ads?

Both Chicken Invaders 5 and Not Not show ads.

### Which is updated more often, Chicken Invaders 5 or Not Not?

Chicken Invaders 5 ships an update every 8 months, and Not Not every 2 weeks. Most recently, Chicken Invaders 5 was updated on November 4, 2026 and Not Not on November 6, 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.*