# Earth vs 四维地球探索版

The clearest difference is in-app purchases: 四维地球探索版 at none against Earth's 2. 四维地球探索版 also leads on iOS requirement (12.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Earth sells 2 one-off in-app purchases. 四维地球探索版 asks for nothing beyond the download.

Earth ships an update fortnightly, 四维地球探索版 every 2 weeks. The most recent releases landed on October 1, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Earth | 四维地球探索版 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (321 ratings)](https://appshunter.io/ios/app/earth/id1552347616/reviews)** | — |
| Number of ratings | **321** | — |
| Positive reviews | 47.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 185 MB | 124 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Beidou Hanglu Technology Co.,Ltd.](https://appshunter.io/developer/1549454215) | [China Survey Mapping Technology Co., Ltd.](https://appshunter.io/developer/1491126259) |

## What reviewers say

### Earth

[App page](https://appshunter.io/ios/app/earth/id1552347616)

Explore a detailed 3D globe with satellite imagery and road navigation. Quickly locate points of interest by coordinates and view Earth's nightscape. Offers fast performance and extensive historical data for global exploration.

**Highlights:** 3D globe visualization, Satellite and road layers, Coordinate-based search, Night mode viewing, Satellite navigation with compass, Extensive historical imagery data

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Earth Annual Membership | $7.99 | one-time |
| Permanent member of Earth | $16.99 | one-time |


### 四维地球探索版

[App page](https://appshunter.io/ios/app/id6472040086)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Earth free?

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

### Is 四维地球探索版 free?

四维地球探索版 is free to download, with no in-app purchases.

### Do Earth or 四维地球探索版 have ads?

Neither Earth nor 四维地球探索版 shows ads.

### Which is updated more often, Earth or 四维地球探索版?

Earth ships an update fortnightly, and 四维地球探索版 every 2 weeks. Most recently, Earth was updated on October 1, 2026 and 四维地球探索版 on September 22, 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.*