# RIO vs iStudio App

RIO and iStudio App 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.

RIO ships an update every 2 weeks, iStudio App every 4 weeks. The most recent releases landed on October 12, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | RIO | iStudio App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/rio/id1161393389/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 4 weeks |
| Monetization | Free | — |
| Size | 35 MB | 14 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Servicios Imagenologicos de Occidente, S.A. de C.V.](https://appshunter.io/developer/1161393388) | [JUAN MANUEL ALVAREZ SANCHEZ](https://appshunter.io/developer/1800971900) |

## What reviewers say

### RIO

[App page](https://appshunter.io/ios/app/rio/id1161393389)

Manage your healthcare appointments, access lab and imaging results, and generate invoices easily. Stay informed about your health with reminders and exclusive rewards.

**Highlights:** Schedule appointments, Access study results, Generate invoices, Manage appointments and reminders, View RIO Rewards points, Receive notifications

**Features:** macOS Compatibility

**In-app purchases:** none


### iStudio App

[App page](https://appshunter.io/ios/app/istudio-app/id6743036204)

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

**In-app purchases:** none


## Frequently asked questions

### Is RIO free?

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

### Is iStudio App free?

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

### Do RIO or iStudio App have ads?

Neither RIO nor iStudio App shows ads.

### Which is updated more often, RIO or iStudio App?

RIO ships an update every 2 weeks, and iStudio App every 4 weeks. Most recently, RIO was updated on October 12, 2026 and iStudio App on October 2, 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.*