The Mask of the Sun is a graphical interactive fiction game for the Apple II developed by Ultrasoft and published in 1982 in North America by Broderbund and in Europe by Ariolasoft.

The hero is Mac Steele, an archaeologist who needs to find the Mask of the Sun in order to obtain an antidote to a poison that afflicts him from an artifact that he found.

Softline in 1983 noted the "innovative" animation and "excellent, detailed" graphics, and called the puzzles "very good".

in 1984 liked Mask of the Sun's graphics and vocabulary but noted long load times and low level of difficulty, stating that even novice adventurers would be able to finish the game "within a couple of weeks".

[2] Antic called Mask of the Sun's graphics "absolutely superb" and the gameplay "excellent".