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Altair 8800
Media Type Attribute Image Cassette Tape
Number of Offline Players Attribute Image 1 Player

Apple I
Business Model Attribute Image Commercial
Media Type Attribute Image Cassette Tape
Input Devices Supported Attribute Image Keyboard
Number of Offline Players Attribute Image 1 Player

Browser
Business Model Attribute Image Freeware / Free-to-play / Public Domain
Input Devices Supported Attribute Image Keyboard, Attribute Image Mouse
Number of Online Players Attribute Image 1 Player

Commodore 64
There is no technical information on file for the Commodore 64 release of this game. If you have the tech specs for this game, you can contribute them.

Commodore PET/CBM
There is no technical information on file for the Commodore PET/CBM release of this game. If you have the tech specs for this game, you can contribute them.

DOS
Input Devices Supported Attribute Image Keyboard

Intel 8080
Notes 1 player. Cassette tape.

iPhone
Business Model Attribute Image Commercial
Minimum OS Class Required Attribute Image iPhone OS 2.0
Media Type Attribute Image Download
Input Devices Supported Attribute Image Touch Screen
Number of Offline Players Attribute Image 1 Player

Mainframe
Business Model Attribute Image Freeware / Free-to-play / Public Domain
Supported Systems/Models DEC PDP-8
Supported Languages and Operating Systems Attribute Image BASIC, FOCAL
Number of Offline Players Attribute Image 1 Player

Sol-20
Media Type Attribute Image Cassette Tape
Input Devices Supported Attribute Image Keyboard
Number of Offline Players Attribute Image 1 Player

TRS-80
Minimum Supported System Model I
Media Type Attribute Image Cassette Tape

Wang 2200
Notes 1 player, freeware

Zilog Z80
Notes 1 player. Cassette tape.

ZX80
Minimum RAM Required Attribute Image 1 KB
Media Type Type-in
Input Devices Supported Attribute Image Keyboard
Number of Players Supported Attribute Image 1 Player


Technical information contributed by Kabushi (232920), Pseudo_Intellectual (61779), General Error (4364), formercontrib (158966) and vedder (47908)