# Graviton vs doodlEarth

The clearest difference is in-app purchases: Graviton at none against doodlEarth's 9. Graviton also leads on update cadence (every 9 days vs every 5 weeks) and iOS requirement (9.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. doodlEarth sells 8 one-off in-app purchases. Graviton asks for nothing beyond the download.

Graviton ships an update every 9 days, doodlEarth every 5 weeks. The most recent releases landed on October 16, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Graviton | doodlEarth |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 5 weeks |
| Monetization | Free | — |
| Size | 278 MB | 25 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Synclusive Games](https://appshunter.io/developer/1479976030) | [Doodlearth Ltd.](https://appshunter.io/developer/971794817) |

## What reviewers say

### Graviton

[App page](https://appshunter.io/ios/app/graviton-physics-puzzle/id1480351669)

A physics-based puzzle game where you manipulate objects to guide a gravity ball to a flag. Challenge your intellect with over 80 levels across two distinct themes. It's a fun way to train your logical thinking.

**Highlights:** Physics-based object manipulation, Guide gravity ball to flag, Over 80 challenging levels, Two themes: Earth & Space, Brain-training logical puzzles, Avoid obstacles like black holes

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

**In-app purchases:** none


### doodlEarth

[App page](https://appshunter.io/ios/app/doodlearth/id1590556952)

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| token | $1.99 | one-time |
| coins | $4.99 | one-time |
| coins | $9.99 | one-time |
| tokens | $9.99 | one-time |
| tokens | $19.99 | one-time |
| coins | $99.99 | one-time |
| coins | $199.99 | one-time |
| coins | $499.99 | one-time |


## Frequently asked questions

### Is Graviton free?

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

### Is doodlEarth free?

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

### Do Graviton or doodlEarth have ads?

Neither Graviton nor doodlEarth shows ads.

### Which is updated more often, Graviton or doodlEarth?

Graviton ships an update every 9 days, and doodlEarth every 5 weeks. Most recently, Graviton was updated on October 16, 2026 and doodlEarth 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.*