Dive beneath the waves in Seastalker, Infocom’s thrilling underwater adventure designed for budding explorers and junior detectives.

As a young inventor and marine scientist, you’ve created the incredible SeaCat submarine — just in time to answer a distress call from the undersea research station Aquadome.

Something huge and dangerous lurks in the deep, threatening both the crew and your creation.

Solve mysteries, use your gadgets, and prove your courage in this exciting, beginner-friendly interactive fiction adventure.

💾 Tip: You can save your adventure right in your browser!

Type SAVE, create a save file, and click the disk icon in the upper-left corner of the screen.

Your progress will stay intact as long as you don’t clear your browser cookies.