# Roia vs Mosaic Stack

The clearest difference is price: Mosaic Stack at Free against Roia's $2.99. Roia's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support there is nothing between them.

Mosaic Stack is free to download; Roia costs $2.99 up front. Mosaic Stack sells 2 one-off in-app purchases. Roia asks for nothing beyond the download.

## The numbers

| Metric | Roia | Mosaic Stack |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[3.5 (24 ratings)](https://appshunter.io/ios/app/roia/id1610097424/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 59.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 10 days | — |
| Monetization | Paid | — |
| Best chart rank | **#164** | — |
| Size | 213 MB | 6 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tobias Sturn](https://appshunter.io/developer/561848403) | [THOMAS WILLIAM UPSON](https://appshunter.io/developer/6812379882) |

## What reviewers say

### Roia

[App page](https://appshunter.io/ios/app/roia/id1610097424)

**Currently charting:** #164 Top Paid · Puzzle (US App Store)

Guide a river's flow from its source to the sea by shaping the terrain. Explore diverse landscapes with a bird companion, experiencing the serenity of nature through innovative gameplay and unique visuals.

**Highlights:** Sculpt terrain to guide water flow, Explore handcrafted landscapes, Innovative game mechanics, Minimalistic graphics, Original composed music

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

**In-app purchases:** none

**What reviewers like**

- ✨ Beautiful visuals and art style
- 🎵 Lovely soundtrack and relaxing atmosphere
- 🧠 Clever and thought-provoking gameplay
- 💡 Unique sandbox/discovery-based gameplay
- 🎮 Satisfying water physics and flow

**What reviewers complain about**

- ⏳ Too short/quick to beat
- 🤔 Unintuitive gameplay/objectives
- 🕹️ Controls can be difficult/unpredictable
- 🗺️ Lack of guidance/clarity on objectives
- 🔄 Painful/slow restart process

**Reported bugs**

- Water disappears in lakes
- Water sources stop spawning when out of view
- Levels are locked after purchase
- Unable to proceed beyond certain levels (e.g., level 8, chapter 3, chapter 6)
- Screen jams or freezes

**Requested features**

- Ability to rotate view for intricate flow paths
- More clarity on objectives/hints
- More levels/chapters
- Option to explore entire stream after finishing
- Overview of accomplishments at the end


### Mosaic Stack

[App page](https://appshunter.io/ios/app/mosaic-stack/id6812396801)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Hints | $0.99 | one-time |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is Roia free?

Roia costs $2.99, with no in-app purchases.

### Is Mosaic Stack free?

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

### Do Roia or Mosaic Stack have ads?

Mosaic Stack shows ads; Roia does not.

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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.*