# Lost Mastery vs Rocky Roll

The clearest difference is price: Rocky Roll at Free against Lost Mastery's $2.99. Lost Mastery's advantage is update cadence (every 5 days vs every 10 months) and iOS requirement (13.0 vs 17.5). On ads, in-app purchases and device support there is nothing between them.

Rocky Roll is free to download; Lost Mastery costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Lost Mastery ships an update every 5 days, Rocky Roll every 10 months. The most recent releases landed on October 17, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Lost Mastery | Rocky Roll |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.3 (4 ratings)](https://appshunter.io/ios/app/lost-mastery/id6503300600/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 10 months |
| Monetization | Paid | — |
| Size | 756 MB | 217 MB |
| Requires iOS | **13.0** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [RIINA PAULIINA KUJALA](https://appshunter.io/developer/1748828845) | [LUC SUMMERSBY-MACDOUGALL](https://appshunter.io/developer/1775773892) |

## What reviewers say

### Lost Mastery

[App page](https://appshunter.io/ios/app/lost-mastery/id6503300600)

A roguelike deckbuilder where your memory is key to winning strategic battles. Explore diverse landscapes, collect powerful cards, and uncover secrets. This game offers innovative recall-based gameplay with multiple modes and a vibrant pixel art style.

**Highlights:** Recall-based gameplay, Roguelike deckbuilding, Strategic card battles, Multiple game modes, Colorful pixel art

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

**In-app purchases:** none


### Rocky Roll

[App page](https://appshunter.io/ios/app/rocky-roll/id6737287294)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Lost Mastery free?

Lost Mastery costs $2.99, with no in-app purchases.

### Is Rocky Roll free?

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

### Do Lost Mastery or Rocky Roll have ads?

Neither Lost Mastery nor Rocky Roll shows ads.

### Which is updated more often, Lost Mastery or Rocky Roll?

Lost Mastery ships an update every 5 days, and Rocky Roll every 10 months. Most recently, Lost Mastery was updated on October 17, 2026 and Rocky Roll on September 30, 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.*