# ATOM RPG vs Cataclysm

The clearest difference is in-app purchases: Cataclysm at none against ATOM RPG's 1. Cataclysm also leads on ads (none vs shown) and review sentiment (77% vs 69%). ATOM RPG's advantage is ratings volume (223 vs 56). On price, rating, update cadence and device support there is nothing between them.

ATOM RPG costs $9.99 and Cataclysm $9.99 up front. ATOM RPG sells 1 one-off in-app purchase. Cataclysm asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.3 for ATOM RPG against 4.3 for Cataclysm. Both are backed by a comparable volume of ratings — 223 and 56 respectively. Written reviews are what separate them: 69% of ATOM RPG's written reviews are positive against 77% of Cataclysm's.

ATOM RPG ships an update every 5 weeks, Cataclysm every 6 weeks. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ATOM RPG | Cataclysm |
| --- | --- | --- |
| Price | $9.99 | $9.99 |
| Rating | [4.3 (223 ratings)](https://appshunter.io/ios/app/atom-rpg/id1465288147/reviews) | **[4.3 (56 ratings)](https://appshunter.io/ios/app/cataclysm-dark-days-ahead-0f/id1577366679/reviews)** |
| Number of ratings | **223** | 56 |
| Positive reviews | 68.9% of reviews | **77.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 3.0 GB | 169 MB |
| Requires iOS | 12.2 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [ATENT GAMES LTD](https://appshunter.io/developer/1696294605) | [Yury Apollov](https://appshunter.io/developer/1547835883) |

## What reviewers say

### ATOM RPG

[App page](https://appshunter.io/ios/app/atom-rpg/id1465288147)

Explore a post-apocalyptic Soviet Wasteland, creating your own hero. Investigate bunkers, battle mutants, and uncover conspiracies in this offline RPG. Features deep character creation, turn-based combat, and nonlinear gameplay with multiple quest solutions.

**Highlights:** Character creation tool, Offline single-player RPG, Dozens of skills, Turn-based combat, Nonlinear gameplay, Multiple quest solutions, Deep dialogues

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ATOM RPG - Supporter Pack | $2.99 | one-time |

**What reviewers like**

- 🚀 Great when you give it a chance
- 🚀 Huge game with lots of content
- 🚀 Replayable with multiple paths
- 👍 Scratches the Fallout itch
- 👍 Immersive atmosphere and writing

**What reviewers complain about**

- 🐛 Controls constantly break
- 🐛 Crashes and performance issues
- 🐛 Unbalanced gameplay and difficulty
- 🐛 Text and UI issues on mobile
- 🐛 Glitches and bugs

**Reported bugs**

- Controls breaking
- Frequent crashes
- Text/UI issues
- Glitches and bugs

**Requested features**

- Add controller support
- Improve UI scaling and readability
- Add more content and updates
- Fix bugs and stability issues


### Cataclysm

[App page](https://appshunter.io/ios/app/cataclysm-dark-days-ahead-0f/id1577366679)

Experience a turn-based survival RPG in a procedurally generated post-apocalyptic world. Scavenge for resources, craft items, and battle a variety of dangerous creatures and hostile survivors to stay alive.

**Highlights:** Turn-based survival gameplay, Procedurally generated world, Scavenging for resources, Crafting and item management, Combat against monsters and humans, Vehicle exploration

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Great game complexity
- 👍 Fantastic port quality
- 👍 Good for on-the-go play
- 👍 Fair pricing for support
- 👍 Appreciated for being available

**What reviewers complain about**

-  outdated Port version
- 🐛 UI issues with ASCII
- 🐛 Controls can be difficult
- 🐛 UI takes up screen space
- 🐛 Button resizing needed

**Reported bugs**

- UI goes wonky with ASCII
- Zoom in/out function not working
- Walk button too close to corner
- Game breaks after a while
- Menu frozen

**Requested features**

- Update to latest PC version
- Deploy version 0.H
- Swipe interface on iOS
- Update to newest stable version
- Release O.G stable release


## Frequently asked questions

### Is ATOM RPG free?

ATOM RPG costs $9.99, and also offers in-app purchases.

### Is Cataclysm free?

Cataclysm costs $9.99, with no in-app purchases.

### Which has better reviews, ATOM RPG or Cataclysm?

Cataclysm is rated higher. ATOM RPG averages 4.3 out of 5 from 223 ratings, while Cataclysm averages 4.3 from 56 ratings.

### Do ATOM RPG or Cataclysm have ads?

ATOM RPG shows ads; Cataclysm does not.

### Which is updated more often, ATOM RPG or Cataclysm?

ATOM RPG ships an update every 5 weeks, and Cataclysm every 6 weeks. Most recently, ATOM RPG was updated on October 29, 2026 and Cataclysm on October 24, 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.*