# Block Invaders vs N

The clearest difference is price: Block Invaders at Free against N's $4.99. N's advantage is in-app purchases (none vs 2). On update cadence, ads, device support and iOS requirement there is nothing between them.

Block Invaders is free to download; N costs $4.99 up front. Block Invaders sells 2 one-off in-app purchases. N asks for nothing beyond the download.

Block Invaders ships an update every 12 months, N every 23 months. The most recent releases landed on October 20, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Block Invaders | N |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 12 months** | Every 23 months |
| Monetization | Free with in-app purchases | — |
| Size | 91 MB | 56 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [QED Gaming PTY. Ltd](https://appshunter.io/developer/441029909) | [Grigorii Makarov](https://appshunter.io/developer/1528665075) |

## What reviewers say

### Block Invaders

[App page](https://appshunter.io/ios/app/block-invaders-tower-defense/id980999892)

Command a planetary defense platform to shoot down waves of alien invaders. Strategically build and upgrade weapons, each with unique abilities, to counter diverse enemy behaviors and complete missions.

**Highlights:** Command orbital defense platform, Build and upgrade weapons, Shoot down incoming alien waves, Diverse invader behaviors, Multiple weapon abilities, Mission-based gameplay

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Earth Missions 6 to 10 | $0.99 | one-time |
| No Adverts | $1.99 | one-time |


### N

[App page](https://appshunter.io/ios/app/n-gon/id1528665073)

**In-app purchases:** none


## Frequently asked questions

### Is Block Invaders free?

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

### Is N free?

N costs $4.99, with no in-app purchases.

### Do Block Invaders or N have ads?

Neither Block Invaders nor N shows ads.

### Which is updated more often, Block Invaders or N?

Block Invaders ships an update every 12 months, and N every 23 months. Most recently, Block Invaders was updated on October 20, 2026 and N 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.*