Woahdude vs Two Links Double Pendulum
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Woahdude
This open-source application allows users to write, edit, and run OpenGL Shader Language programs. It includes predefined fragment shaders to get started, requiring implementation of specific uniforms like time, color, mouse, and resolution.
- Open Source project
- Handles OpenGL Shader Language programs
- Predefined Fragment Shaders
- Edit and run shader code
- Implement uniforms: time, color, mouse, resolution
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Woahdude is an Open Source project app that handles OpenGL Shader Language programs! It contains some Predefined Fragment Shaders, which you can open, edit, and run to see your code in action! Just make sure to implement the 4 uniforms: time, color, mouse and resolution.
Two Links Double Pendulum
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Two Links brings one of physics' 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. Features • Real-time double pendulum physics (RK4 integration) • AR mode — anchor the pendulum on any flat surface • Orbit the 3D scene freely or let it run hands-free • Adjust link length, pivot position, density, and color • Particle trail from the second link tip • Night sky environment with the Moon and Earth • Pause, shuffle, and watch the chaos reset
Screenshots
Verdict
The clearest difference is update cadence: Woahdude at every 6 months against Two Links Double Pendulum's every 47 months. Woahdude also leads on iOS requirement (10.3 vs 18.2). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Woahdude ships an update every 6 months, Two Links Double Pendulum every 47 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.
| Parameter | Woahdude | Two Links Double Pendulum |
|---|---|---|
| Price | Free | Free |
| Rating | 2.8 (4 ratings) — better | — |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 6 months — better | Every 47 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 10.3 — better | 18.2 |
| Further details — not scored | ||
| Size | 3 MB | 281 MB |
| Age rating | 4+ | 4+ |
| Developer | Tawa Nicolas | Eliott Radcliffe |
In-app purchases
Woahdude
No in-app purchases
Two Links Double Pendulum
No in-app purchases
Questions
Is Woahdude free?
Is Two Links Double Pendulum free?
Do Woahdude or Two Links Double Pendulum have ads?
Which is updated more often, Woahdude or Two Links Double Pendulum?
Other comparisons
