# 笨鸟先飞 vs Double battle

The clearest difference is update cadence: 笨鸟先飞 at every 6 months against Double battle's every 24 months. 笨鸟先飞 also leads on iOS requirement (9.0 vs 12.0). Double battle's advantage is ratings volume (3 vs 1). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 1.0 for 笨鸟先飞 against 1.0 for Double battle. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

笨鸟先飞 ships an update every 6 months, Double battle every 24 months. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | 笨鸟先飞 | Double battle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/birdjump/id1011070160/reviews) | [1.0 (3 ratings)](https://appshunter.io/ios/app/double-battle/id1191080103/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | — | 30.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 24 months |
| Monetization | Free | Free |
| Size | 10 MB | 17 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [楠 夏](https://appshunter.io/developer/832223369) | [志荣 胡](https://appshunter.io/developer/1057018236) |

## What reviewers say

### 笨鸟先飞

[App page](https://appshunter.io/ios/app/birdjump/id1011070160)

A simple game where you tap the screen to make a bird jump over obstacles. Test your reaction speed in this easy-to-learn, challenging game.

**Highlights:** Simple tap controls, Reaction speed challenge, Obstacle avoidance gameplay, Easy to learn

**Features:** macOS Compatibility

**In-app purchases:** none


### Double battle

[App page](https://appshunter.io/ios/app/double-battle/id1191080103)

A simple and fun puzzle game designed to test and improve your memory capacity. Challenge yourself or compete with friends to see who can achieve the highest score by remembering and identifying icons.

**Highlights:** Memory capacity test, Offline play, Multiplayer challenge, Casual puzzle gameplay, Easy to operate, Stylish sound and fluid motion

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

**In-app purchases:** none


## Frequently asked questions

### Is 笨鸟先飞 free?

笨鸟先飞 is free to download, with no in-app purchases.

### Is Double battle free?

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

### Which has better reviews, 笨鸟先飞 or Double battle?

笨鸟先飞 and Double battle are both rated 1.0 out of 5 on the App Store, from 1 and 3 ratings respectively.

### Do 笨鸟先飞 or Double battle have ads?

Neither 笨鸟先飞 nor Double battle shows ads.

### Which is updated more often, 笨鸟先飞 or Double battle?

笨鸟先飞 ships an update every 6 months, and Double battle every 24 months. Most recently, 笨鸟先飞 was updated on November 1, 2026 and Double battle 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.*