HELLO地球（郑州图书馆） vs AR书香地球
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HELLO地球（郑州图书馆）
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《HELLO 地球》是由郑州图书馆为孩子们打造一个神奇的世界。结合 AR 新科技，通过运用三维模型动画、解读等丰富的数字化表现手法，全面升级认知教育模式，给小朋友们带来更加生动、震撼的体验。
AR书香地球
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《AR书香地球》是基于AR（增强现实）技术开发的一款让地球仪既有趣又好玩的App。App以地球仪为载体，介绍了世界范围内的恐龙、动物、美食、海洋、建筑、交通工具等12大主题内容。为孩子呈现一个与众不同的立体百科世界，让孩子足不出户体验动态的宇宙。App中的模型全部都是立体的，特效逼真，让孩子在与模型的真实互动中拥有沉浸式的体验，帮助孩子爱上学习、自主学习，感受到学习的乐趣，在学习的过程中的打破思维界限，树立三维概念。
Screenshots
Verdict
The clearest difference is iOS requirement: HELLO地球（郑州图书馆） at 7.0 against AR书香地球's 11.0. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | HELLO地球（郑州图书馆） | AR书香地球 |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 7.0 — better | 11.0 |
| Further details — not scored | ||
| Size | 626 MB | 705 MB |
| Age rating | 4+ | 4+ |
| Developer | Beijing Vivabro Technology Co.,Ltd. | Beijing Shuxiang Wenya Book Culture Co., Ltd. |
In-app purchases
HELLO地球（郑州图书馆）
No in-app purchases
AR书香地球
No in-app purchases
