# Reverse Efficient Frontier App vs Tradaro

The clearest difference is in-app purchases: Tradaro at none against Reverse Efficient Frontier App's 2. Tradaro also leads on iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Reverse Efficient Frontier App sells 2 in-app purchases, starting at $9.99 per month. Tradaro asks for nothing beyond the download.

## The numbers

| Metric | Reverse Efficient Frontier App | Tradaro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 months | — |
| Size | 34 MB | 54 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Aula Dluseyi Olowiwee](https://appshunter.io/developer/1773135198) | [Ethan Jones](https://appshunter.io/developer/6794654194) |

## What reviewers say

### Reverse Efficient Frontier App

[App page](https://appshunter.io/ios/app/reverse-efficient-frontier-app/id6748159202)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $9.99 | per month |
| Premium Yearly | $99.99 | per year |


### Tradaro

[App page](https://appshunter.io/ios/app/tradaro-demo-trading-app/id6784784319)

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

**In-app purchases:** none


## Frequently asked questions

### Is Reverse Efficient Frontier App free?

Reverse Efficient Frontier App is free to download, with in-app purchases available.

### Is Tradaro free?

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

### Do Reverse Efficient Frontier App or Tradaro have ads?

Neither Reverse Efficient Frontier App nor Tradaro 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.*