# Sennaby vs RIO 理歐

The clearest difference is price: Sennaby at Free against RIO 理歐's $11.99. Sennaby also leads on update cadence (every 4 days vs monthly). RIO 理歐's advantage is in-app purchases (none vs 4). On ads, device support and iOS requirement there is nothing between them.

Sennaby is free to download; RIO 理歐 costs $11.99 up front. Sennaby sells 4 one-off in-app purchases. RIO 理歐 asks for nothing beyond the download.

Sennaby ships an update every 4 days, RIO 理歐 monthly. The most recent releases landed on November 5, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Sennaby | RIO 理歐 |
| --- | --- | --- |
| Price | **Free** | $11.99 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Monthly |
| Size | 76 MB | 34 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Po Hung Lai](https://appshunter.io/developer/1867120911) | [LIHUNG WANG](https://appshunter.io/developer/1856091033) |

## What reviewers say

### Sennaby

[App page](https://appshunter.io/ios/app/sennaby/id6757460977)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee | $0.99 | one-time |
| Beer | $2.99 | one-time |
| Pizza | $5.99 | one-time |
| Steak | $9.99 | one-time |


### RIO 理歐

[App page](https://appshunter.io/ios/app/rio/id6761064962)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sennaby free?

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

### Is RIO 理歐 free?

RIO 理歐 costs $11.99, with no in-app purchases.

### Do Sennaby or RIO 理歐 have ads?

Neither Sennaby nor RIO 理歐 shows ads.

### Which is updated more often, Sennaby or RIO 理歐?

Sennaby ships an update every 4 days, and RIO 理歐 monthly. Most recently, Sennaby was updated on November 5, 2026 and RIO 理歐 on October 25, 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.*