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Best PhysicsJS Alternatives ranked by AI · updated May 2025
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PhysicsJS is a 2D physics engine for the web that provides a lightweight and flexible solution for creating physics-based simulations.
Price: Open-source and free
Top 6 PhysicsJS alternatives
Algodoo is a 2D physics simulation software with an emphasis on education and fun. It allows users to create interactive scenes and...
Free trial available, pricing starts at $15
PhET provides fun, interactive, research-based simulations for teaching and learning science and math subjects.
Physion is a 2D physics simulation software that allows users to create interactive simulations easily.
Free version available with limited features, paid plans starting from $9.99/month
Apparatus is a physics-based construction sandbox for players who build mechanical devices from objects such as beams, wheels, motors, and rockets. Its...
Pros
- Detailed physics simulation supports complex mechanical contraptions
- More open-ended construction than most physics puzzle games
- Supports user-created levels and experiments
Cons
- Older presentation and interface than Besiege or Poly Bridge 3
- Building controls can feel fiddly on touchscreens
- Smaller active community and content library than major alternatives
Paid, platform-dependent
Box2D is a popular open-source 2D physics engine for games and simulations.
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