# Stack Three FRVR vs Black Square Puzzle

The clearest difference is in-app purchases: Black Square Puzzle at none against Stack Three FRVR's 1. Black Square Puzzle also leads on update cadence (daily vs every 2 months). Stack Three FRVR's advantage is iOS requirement (9.0 vs 11.0). On price, ads and device support there is nothing between them.

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

Stack Three FRVR ships an update every 2 months, Black Square Puzzle daily. The most recent releases landed on September 25, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Stack Three FRVR | Black Square Puzzle |
| --- | --- | --- |
| 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 | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 42 MB | 38 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FRVR](https://appshunter.io/developer/911820974) | [ANDREY NOVIKOV](https://appshunter.io/developer/418898717) |

## 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 |


### Black Square Puzzle

[App page](https://appshunter.io/ios/app/black-square-puzzle/id1618600000)

**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 Black Square Puzzle free?

Black Square Puzzle is free to download, with no in-app purchases.

### Do Stack Three FRVR or Black Square Puzzle have ads?

Both Stack Three FRVR and Black Square Puzzle show ads.

### Which is updated more often, Stack Three FRVR or Black Square Puzzle?

Stack Three FRVR ships an update every 2 months, and Black Square Puzzle daily. Most recently, Stack Three FRVR was updated on September 25, 2026 and Black Square Puzzle on September 10, 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.*