Thinking with Time Machine
Thinking with Time Machine is a Portal 2 mod in which you will find and use a Time Machine to create a twin of yourself from the past to help you solve the puzzles. The past self accurately repeats all of the player's actions, creating a unique twist on familiar Portal game mechanics.
Type | Mod |
Release Date | 4/18/2014 |
Developer | Stridemann |
Publisher | SignHead Studio |
Last Updated | 3/3/2025 |
Steam App Id | 286080 |
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About Thinking with Time Machine
Thinking with Time Machine is an Indie, Action, Adventure, and Free to Play Mod developed by Stridemann. On 4/18/2014, it was released on the Steam Store by SignHead Studio. Thinking with Time Machine can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Thinking with Time Machine on the Steam Deck but some functionality may not be fully supported.
Thinking with Time Machine also supports 22 languanges in-game including English, Ukrainian, and French. Each language comes with varying levels of support for the in-game interface, audio, and fully translated subtitles.
According to Steam’s category system, Thinking with Time Machine supports the following features:
- Steam Cloud
- Full controller support
- Includes level editor
- Steam Workshop
- Single-player
- Captions available
- Includes Source SDK
Media & Sceenshots
Explore the featured video and screenshots from Thinking with Time Machine featured in the Steam Store.

Supported Languages and Localizations
Thinking with Time Machine is available in 22 different languages with varying levels of support for the in-game interface, audio, and fully translated subtitles.
Name | Interface | Audio | Subtitles |
---|---|---|---|
English | Yes | Yes | Yes |
Ukrainian | Yes | No | No |
French | Yes | No | Yes |
Italian | Yes | No | No |
German | Yes | No | Yes |
Spanish (Spain) | Yes | No | Yes |
Czech | Yes | No | No |
Danish | Yes | No | No |
Dutch | Yes | No | Yes |
Finnish | Yes | No | No |