# COR.Rio vs Online System

COR.Rio and Online System 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.

COR.Rio ships an update every 5 weeks, Online System every 3 weeks. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | COR.Rio | Online System |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 124 MB | 49 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 17+ |
| Developer | [Empresa Municipal de Informatica S.A. - IPLANRIO](https://appshunter.io/developer/1236904600) | [Nilton da Costa Teixeira Junior](https://appshunter.io/developer/1630212092) |

## What reviewers say

### COR.Rio

[App page](https://appshunter.io/ios/app/corrio/id1478320199)

Stay informed about your daily life in Rio de Janeiro with real-time updates on city events, traffic, weather, and emergencies. Access essential information like support points and health units, all through an intuitive, multi-language interface.

**Highlights:** Real-time incident and emergency alerts, Detailed weather conditions and radar, Live traffic monitoring and road closures, Location of support points and health units, Event schedule and tourist information, Smart route and distance calculation

**Features:** macOS Compatibility

**In-app purchases:** none


### Online System

[App page](https://appshunter.io/ios/app/online-system/id1630212090)

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

**In-app purchases:** none


## Frequently asked questions

### Is COR.Rio free?

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

### Is Online System free?

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

### Do COR.Rio or Online System have ads?

Neither COR.Rio nor Online System shows ads.

### Which is updated more often, COR.Rio or Online System?

COR.Rio ships an update every 5 weeks, and Online System every 3 weeks. Most recently, COR.Rio was updated on October 10, 2026 and Online System on October 9, 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.*