# Atom Mania vs Weird Gravity

The clearest difference is in-app purchases: Weird Gravity at none against Atom Mania's 1. Atom Mania's advantage is iOS requirement (8.0 vs 13.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Atom Mania sells 1 one-off in-app purchase. Weird Gravity asks for nothing beyond the download.

Atom Mania ships an update every 25 months, Weird Gravity every 15 months. The most recent releases landed on June 6, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Atom Mania | Weird Gravity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/atom-mania/id687660280/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 25 months | **Every 15 months** |
| Monetization | Free | — |
| Size | 53 MB | 19 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sprakelsoft GmbH](https://appshunter.io/developer/424478680) | [Denys Melnyk](https://appshunter.io/developer/930681816) |

## What reviewers say

### Atom Mania

[App page](https://appshunter.io/ios/app/atom-mania/id687660280)

Connect atoms to build molecules in this unique puzzle game. Successfully form molecules with no free electrons to make them disappear. Features two difficulty levels and HD graphics.

**Highlights:** Molecule building gameplay, Four atom types, Electron mechanics, Two difficulty levels, HD graphics, Game Center support

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads! | $0.99 | one-time |


### Weird Gravity

[App page](https://appshunter.io/ios/app/weird-gravity/id1116512911)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Atom Mania free?

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

### Is Weird Gravity free?

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

### Do Atom Mania or Weird Gravity have ads?

Neither Atom Mania nor Weird Gravity shows ads.

### Which is updated more often, Atom Mania or Weird Gravity?

Atom Mania ships an update every 25 months, and Weird Gravity every 15 months. Most recently, Atom Mania was updated on June 6, 2026 and Weird Gravity on September 20, 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.*