The Butterfly Effect 0.9.3.1 could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. This free PC software is compatible with Windows XP/7/8/10/11 environment, 32-bit version. The program is included in Games. The actual developer of the free program is the-butterfly-effect.org. The most popular version among The Butterfly Effect users is 0.9. We recommend checking the downloaded files with any free antivirus.
From the developer:
The Butterfly Effect is an open source game that uses realistic physics simulations to combine lots of simple mechanical elements. This game comes with many different puzzles having various objects such as cola bottles, balloons, butterflies, domino stones, springs, dynamite, seesaws, and penguins.
You may want to check out more software, such as The Clumsys 2 Butterfly Effect, Butterfly Card Studio or Effective Notes Free, which might be similar to The Butterfly Effect.
Texting & Video calls
Puzzle