# Ecological Pyramid vs Ecosystems are Interconnected

The clearest difference is price: Ecosystems are Interconnected at Free against Ecological Pyramid's $0.99. Ecosystems are Interconnected also leads on device support (3 vs 1). Ecological Pyramid's advantage is update cadence (every 13 months vs every 63 months). On ads, in-app purchases and iOS requirement there is nothing between them.

Ecosystems are Interconnected is free to download; Ecological Pyramid costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Ecological Pyramid ships an update every 13 months, Ecosystems are Interconnected every 63 months. The most recent releases landed on October 3, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Ecological Pyramid | Ecosystems are Interconnected |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/ecological-pyramid/id1002379515/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 13 months** | Every 63 months |
| Monetization | Paid | — |
| Size | 76 MB | 86 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [www.ajaxmediatech.com](https://appshunter.io/developer/973768003) | [Science Education Institute](https://appshunter.io/developer/1439710468) |

## What reviewers say

### Ecological Pyramid

[App page](https://appshunter.io/ios/app/ecological-pyramid/id1002379515)

This app uses animation to teach children about Earth's ecosystems, food chains, and the hierarchy of life. It offers interactive elements to test understanding of ecological pyramids and food chain processes.

**Highlights:** Animated food chain explanations, Detailed theory on ecological pyramids, Interactive ecosystem exploration, Food chain hierarchy assessment, K12 adaptive learning model

**Features:** macOS Compatibility

**In-app purchases:** none


### Ecosystems are Interconnected

[App page](https://appshunter.io/ios/app/ecosystems-are-interconnected/id1439729976)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ecological Pyramid free?

Ecological Pyramid costs $0.99, with no in-app purchases.

### Is Ecosystems are Interconnected free?

Ecosystems are Interconnected is free to download, with no in-app purchases.

### Do Ecological Pyramid or Ecosystems are Interconnected have ads?

Neither Ecological Pyramid nor Ecosystems are Interconnected shows ads.

### Which is updated more often, Ecological Pyramid or Ecosystems are Interconnected?

Ecological Pyramid ships an update every 13 months, and Ecosystems are Interconnected every 63 months. Most recently, Ecological Pyramid was updated on October 3, 2026 and Ecosystems are Interconnected on October 12, 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.*