# Flappy Brain vs Crown Defender

The clearest difference is price: Crown Defender at Free against Flappy Brain's $0.49. Crown Defender also leads on update cadence (daily vs every 5 days). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Crown Defender is free to download; Flappy Brain costs $0.49 up front. Neither carries in-app purchases, so what you see is what you pay.

Flappy Brain ships an update every 5 days, Crown Defender daily. The most recent releases landed on November 11, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Flappy Brain | Crown Defender |
| --- | --- | --- |
| Price | $0.49 | **Free** |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/flappy-brain-mind-game/id1354899742/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 days | **Daily** |
| Monetization | Paid | — |
| Size | 3 MB | 8 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Grzegorz Surma](https://appshunter.io/developer/897641452) | [swipe GmbH](https://appshunter.io/developer/1487089734) |

## What reviewers say

### Flappy Brain

[App page](https://appshunter.io/ios/app/flappy-brain-mind-game/id1354899742)

Guide a small bird through a city by solving math puzzles. This game offers endless, mind-challenging fun with a retro pixel-art aesthetic.

**Highlights:** Math puzzle challenges, Endless gameplay, Mind-challenging fun, Retro pixel-art graphics, Bird navigation

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

**In-app purchases:** none


### Crown Defender

[App page](https://appshunter.io/ios/app/crown-defender/id6741389283)

**In-app purchases:** none


## Frequently asked questions

### Is Flappy Brain free?

Flappy Brain costs $0.49, with no in-app purchases.

### Is Crown Defender free?

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

### Do Flappy Brain or Crown Defender have ads?

Neither Flappy Brain nor Crown Defender shows ads.

### Which is updated more often, Flappy Brain or Crown Defender?

Flappy Brain ships an update every 5 days, and Crown Defender daily. Most recently, Flappy Brain was updated on November 11, 2026 and Crown Defender on November 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*