# Two Links Double Pendulum vs Visual Sandbox Simulation

The clearest difference is device support: Two Links Double Pendulum at 3 against Visual Sandbox Simulation's 1. On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Two Links Double Pendulum | Visual Sandbox Simulation |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 47 months | — |
| Size | 281 MB | 4 MB |
| Requires iOS | 18.2 | **17.0** |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Eliott Radcliffe](https://appshunter.io/developer/1477487767) | [Marvin Krueger](https://appshunter.io/developer/1152894281) |

## What reviewers say

### Two Links Double Pendulum

[App page](https://appshunter.io/ios/app/two-links-double-pendulum/id1625794656)

**Features:** macOS Compatibility

**In-app purchases:** none


### Visual Sandbox Simulation

[App page](https://appshunter.io/ios/app/visual-sandbox-simulation/id6753861678)

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

**In-app purchases:** none


## Frequently asked questions

### Is Two Links Double Pendulum free?

Two Links Double Pendulum is free to download, with no in-app purchases.

### Is Visual Sandbox Simulation free?

Visual Sandbox Simulation is free to download, with no in-app purchases.

### Do Two Links Double Pendulum or Visual Sandbox Simulation have ads?

Neither Two Links Double Pendulum nor Visual Sandbox Simulation shows ads.

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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.*