# EarthProject vs Math Buddy

EarthProject and Math Buddy are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

EarthProject ships an update monthly, Math Buddy every 3 weeks. The most recent releases landed on September 30, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | EarthProject | Math Buddy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (5 ratings)](https://appshunter.io/ios/app/earthproject/id1580109940/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 70 MB | 117 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TAKE ACTION GLOBAL Inc](https://appshunter.io/developer/1580109942) | [Math Buddy LLC](https://appshunter.io/developer/626230046) |

## What reviewers say

### EarthProject

[App page](https://appshunter.io/ios/app/earthproject/id1580109940)

Learn and get motivated to reduce your carbon and plastic footprint. This educational app provides tools and encouragement for sustainable living.

**Highlights:** Learn waste reduction techniques, Motivation for sustainable living, Carbon footprint tracking, Plastic waste reduction guidance, Educational content

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

**In-app purchases:** none


### Math Buddy

[App page](https://appshunter.io/ios/app/math-buddy-learn-and-practice/id6760890048)

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

**In-app purchases:** none


## Frequently asked questions

### Is EarthProject free?

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

### Is Math Buddy free?

Math Buddy is free to download, with no in-app purchases.

### Do EarthProject or Math Buddy have ads?

Neither EarthProject nor Math Buddy shows ads.

### Which is updated more often, EarthProject or Math Buddy?

EarthProject ships an update monthly, and Math Buddy every 3 weeks. Most recently, EarthProject was updated on September 30, 2026 and Math Buddy on October 10, 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.*