# Two Links Double Pendulum

> Chaotic Physics & AR Simulation

Canonical page: [https://chrome-stats.com/d/com.dcengineer.twolinks](https://chrome-stats.com/d/com.dcengineer.twolinks)

## Overview

- **ID:** `com.dcengineer.twolinks`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** DC-Engineer.com (DCDC LLC)
- **Category:** EDUCATION
- **Downloads:** 10
- **Version:** 2.0.0
- **Last updated:** 2026-05-22
- **First published:** 2026-05-22
- **Publisher country:** US
- **Size:** 97 MB
- **Data as of:** 2026-09-05
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.dcengineer.twolinks)
- **Website:** [http://dc-engineer.com](http://dc-engineer.com/)
- **Privacy policy:** [https://twolinks.dc-engineer.com/privacypolicy/](https://twolinks.dc-engineer.com/privacypolicy/)

## Description

Two Links brings one of physics&#39; most beautiful chaotic systems to life. Watch a double pendulum swing, twist, and spiral in real-time 3D — then place it on your floor in Augmented Reality and walk around it.<br><br>Features<br>• Real-time double pendulum physics (RK4 integration)<br>• AR mode — anchor the pendulum on any flat surface<br>• Orbit the 3D scene freely or let it run hands-free<br>• Adjust link length, pivot position, density, and color<br>• Particle trail from the second link tip<br>• Night sky environment with the Moon and Earth<br>• Pause, shuffle, and watch the chaos reset

## Rankings

- #2,787,819 — Overall

## Permissions and access

### Permissions

- `android.permission.CAMERA`
- `android.permission.INTERNET`
- `com.android.vending.CHECK_LICENSE`
- `com.dcengineer.twolinks.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.dcengineer.twolinks)