# CIEE One Rio vs eureka+

The clearest difference is in-app purchases: CIEE One Rio at none against eureka+'s 1. CIEE One Rio also leads on iOS requirement (13.0 vs 15). eureka+'s advantage is device support. On price there is nothing between them.

Both are free to download. eureka+ sells 1 one-off in-app purchase. CIEE One Rio asks for nothing beyond the download.

## The numbers

| Metric | CIEE One Rio | eureka+ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Update frequency | — | Every 2 weeks |
| Size | 9 MB | 14 MB |
| Requires iOS | **13.0** | 15 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Centro de Integracao Empresa Escola - CIEE](https://appshunter.io/developer/1455351941) | [Wander Tavares](https://appshunter.io/developer/1705937672) |

## What reviewers say

### CIEE One Rio

[App page](https://appshunter.io/ios/app/ciee-one-rio/id6450017885)

**In-app purchases:** none


### eureka+

[App page](https://appshunter.io/ios/app/eureka/id6469541864)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 40 Dicas | $0.99 | one-time |


## Frequently asked questions

### Is CIEE One Rio free?

CIEE One Rio is free to download, with no in-app purchases.

### Is eureka+ free?

eureka+ is free to download, with in-app purchases available.

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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.*