# Grades! vs Earth 3D Globe

The clearest difference is in-app purchases: Grades! at none against Earth 3D Globe's 4. Grades! also leads on ads (none vs shown). Earth 3D Globe's advantage is update cadence (every 11 days vs every 86 months) and iOS requirement (16.0 vs 26.0). On price and device support there is nothing between them.

Both are free to download. Earth 3D Globe sells 4 in-app purchases, starting at $3.99 per 7 days. Grades! asks for nothing beyond the download.

Grades! ships an update every 86 months, Earth 3D Globe every 11 days. The most recent releases landed on October 4, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Grades! | Earth 3D Globe |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 86 months | **Every 11 days** |
| Size | 0 MB | 66 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Markus Meyerhofer](https://appshunter.io/developer/331452014) | [铸前 高](https://appshunter.io/developer/1788156805) |

## What reviewers say

### Grades!

[App page](https://appshunter.io/ios/app/grades/id1444961527)

**Features:** macOS Compatibility

**In-app purchases:** none


### Earth 3D Globe

[App page](https://appshunter.io/ios/app/earth-3d-globe-world-map/id6752291557)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OneWeek Sub | $3.99 | per 7 days |
| OneMonth Sub | $7.99 | per month |
| Annual Sub | $15.99 | per year |
| lifetime use | $23.99 | one-time |


## Frequently asked questions

### Is Grades! free?

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

### Is Earth 3D Globe free?

Earth 3D Globe is free to download, with in-app purchases available.

### Do Grades! or Earth 3D Globe have ads?

Earth 3D Globe shows ads; Grades! does not.

### Which is updated more often, Grades! or Earth 3D Globe?

Grades! ships an update every 86 months, and Earth 3D Globe every 11 days. Most recently, Grades! was updated on October 4, 2026 and Earth 3D Globe on October 9, 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.*