# Stack Three FRVR vs RotaStone

The clearest difference is in-app purchases: RotaStone at none against Stack Three FRVR's 1. Stack Three FRVR's advantage is iOS requirement (9.0 vs 12.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Stack Three FRVR sells 1 one-off in-app purchase. RotaStone asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on June 1, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Stack Three FRVR | RotaStone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/stack-three-frvr/id1355649105/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 42 MB | 60 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FRVR ApS](https://appshunter.io/developer/911820974) | [radiuthree Co., Ltd](https://appshunter.io/developer/1158448737) |

## What reviewers say

### Stack Three FRVR

[App page](https://appshunter.io/ios/app/stack-three-frvr/id1355649105)

Match three or more colorful heads horizontally or vertically to clear space and score points. Keep the board clear as new heads arrive to avoid game over. Enjoy endless hours of fun with a bright soundtrack and pleasant graphics.

**Highlights:** Match three colors to clear space, Score points and rack up high scores, Fresh challenges and bonus options, Upbeat original soundtrack, Colorful, pleasant graphics, Endless hours of fun

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


### RotaStone

[App page](https://appshunter.io/ios/app/rotastone/id1619250280)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Stack Three FRVR free?

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

### Is RotaStone free?

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

### Do Stack Three FRVR or RotaStone have ads?

Both Stack Three FRVR and RotaStone show ads.

### Which is updated more often, Stack Three FRVR or RotaStone?

Stack Three FRVR ships an update every 2 months, and RotaStone every 2 months. Most recently, Stack Three FRVR was updated on June 1, 2026 and RotaStone on September 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*