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Strangely Attractive app icon

Strangely Attractive

Explore six strange attractors, from Lorenz to Chen. View their trajectories in 2D or 3D and adjust the parameters that shape them.

Attractor Playground with a Lorenz preset, color and particle controls, and a dark visualization canvas
Choose an attractor and adjust its parameters to explore the pattern.
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iPhone and iPad 1.0.2, July 28, 2026. Android 1.0.0, July 20, 2026.

Google Play beta: Prefer Play Store updates to sideloading? Join the Coolhand beta group first (I’d really appreciate it). I’ll add this app’s opt-in link here when its Play beta is ready.

Installing on Android: Tap Android Download, open the downloaded file, and allow installs from this source if Android asks. If installation is blocked, tap Advanced, then Install anyway.

  • The Lorenz attractor in glowing blue, its two looping wings traced in white.
  • The Aizawa attractor as wide green loops.
  • The Chen attractor, a dense knot of blue lines.
  • The Halvorsen attractor as a tangle of pink loops.
  • The Thomas attractor in gold, a loose web of curves.