# Ecosystems are Interconnected vs Talking Calculator Pro

The clearest difference is iOS requirement: Ecosystems are Interconnected at 11.0 against Talking Calculator Pro's 18.2. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | Ecosystems are Interconnected | Talking Calculator Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 63 months | — |
| Size | 86 MB | 1 MB |
| Requires iOS | **11.0** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Science Education Institute](https://appshunter.io/developer/1439710468) | [Armanul Momin](https://appshunter.io/developer/1839003061) |

## What reviewers say

### Ecosystems are Interconnected

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Talking Calculator Pro

[App page](https://appshunter.io/ios/app/talking-calculator-pro/id6752349632)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ecosystems are Interconnected free?

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

### Is Talking Calculator Pro free?

Talking Calculator Pro is free to download, with no in-app purchases.

### Do Ecosystems are Interconnected or Talking Calculator Pro have ads?

Neither Ecosystems are Interconnected nor Talking Calculator Pro shows ads.

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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.*