# Ossa vs Dice Train

The clearest difference is in-app purchases: Dice Train at none against Ossa's 1. Ossa's advantage is update cadence (every 4 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Ossa sells 1 one-off in-app purchase. Dice Train asks for nothing beyond the download.

Ossa ships an update every 4 days, Dice Train fortnightly. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Ossa | Dice Train |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ossa-dominoes/id6758589231/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 4 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 144 MB | 39 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ryan Brown](https://appshunter.io/developer/1873823858) | [TaeJin Kang](https://appshunter.io/developer/1551572558) |

## What reviewers say

### Ossa

[App page](https://appshunter.io/ios/app/ossa-dominoes/id6758589231)

Experience a unique single-player dominoes game with roguelike elements. Chain tiles to build multipliers, acquire game-breaking modifiers, and manage your finances to beat bosses before time runs out. The full campaign is free to play.

**Highlights:** Domino tile chaining for score multipliers, Stackable game-breaking modifiers, Boss battles with unique rule-bending powers, Financial management to pay upkeep, Single-player score-attack roguelike gameplay, Optional ad removal purchase

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Permanent Ad Removal | $2.99 | one-time |


### Dice Train

[App page](https://appshunter.io/ios/app/dice-train-roguelike-builder/id6760323064)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ossa free?

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

### Is Dice Train free?

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

### Do Ossa or Dice Train have ads?

Both Ossa and Dice Train show ads.

### Which is updated more often, Ossa or Dice Train?

Ossa ships an update every 4 days, and Dice Train fortnightly. Most recently, Ossa was updated on October 31, 2026 and Dice Train 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.*