# Blue Defense! vs DontSpam

The clearest difference is price: DontSpam at Free against Blue Defense!'s $0.99. DontSpam also leads on rating (5.0 vs 4.1) and review sentiment (100% vs 84%). Blue Defense!'s advantage is ads (none vs shown) and ratings volume (9 vs 1). On update cadence, in-app purchases, device support and iOS requirement there is nothing between them.

DontSpam is free to download; Blue Defense! costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

DontSpam holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: Blue Defense! has 9 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 84% of Blue Defense!'s written reviews are positive against 100% of DontSpam's.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 23, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Blue Defense! | DontSpam |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [4.1 (9 ratings)](https://appshunter.io/ios/app/blue-defense/id295528445/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dontspam/id977630760/reviews)** |
| Number of ratings | **9** | 1 |
| Positive reviews | 84.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Paid | **Ad-supported** |
| Size | 9 MB | 3 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Cat in a Box Software](https://appshunter.io/developer/1600179204) | [Rayner Tan](https://appshunter.io/developer/923700201) |

## What reviewers say

### Blue Defense!

[App page](https://appshunter.io/ios/app/blue-defense/id295528445)

Defend your planet from an relentless invasion force. This action-packed game challenges your reflexes and strategic thinking as you manage increasing pressure from attackers. Experience classic gameplay with modern features like level selection and global leaderboards.

**Highlights:** Classic mode gameplay, Quick Start difficulty selection, Level Select for practice and medals, Global High Scores list, Save state functionality, Tilt controls for aiming

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Smooth and fast gameplay
- 👍 Unique and intuitive controls
- 💎 Retro-style graphics
- 🕹️ Addictive and challenging
- 💰 Great value for money

**What reviewers complain about**

- 🔇 Lack of sound effects and music
- 🔄 Inverted controls can be confusing
- 🧠 Difficulty ramps up too quickly
- 🔋 Can be physically tiring to play

**Reported bugs**

- Crashes on newer iOS versions
- Medals not saving properly

**Requested features**

- Add sound effects and background music
- Option to invert or adjust controls
- Gradual difficulty increase
- Power-ups and weapon upgrades
- Global high score leaderboards


### DontSpam

[App page](https://appshunter.io/ios/app/dontspam/id977630760)

Control a rotating cube by tilting your device and tapping to shoot. Keep the cube within the screen boundaries and avoid spamming actions to maintain control. Compete with friends for the highest score or longest survival time.

**Highlights:** Tilt to move, Tap to shoot, Cube juggling gameplay, Avoid spamming actions, Friend leaderboards, Score and survival modes

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Blue Defense! free?

Blue Defense! costs $0.99, with no in-app purchases.

### Is DontSpam free?

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

### Which has better reviews, Blue Defense! or DontSpam?

DontSpam is rated higher. Blue Defense! averages 4.1 out of 5 from 9 ratings, while DontSpam averages 5.0 from 1 ratings.

### Do Blue Defense! or DontSpam have ads?

DontSpam shows ads; Blue Defense! does not.

### Which is updated more often, Blue Defense! or DontSpam?

Blue Defense! ships an update every 4 months, and DontSpam every 4 months. Most recently, Blue Defense! was updated on October 23, 2026 and DontSpam on October 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.*