Dr. Eggman's Number Guess Panic!, also known as Eggman no Kazuate Panic!, is a mobile phone game released as part of the Sonic Cafe service offered by Sega. In this game, the player is Tails, and has to defuse bombs that have been laid by Robotnik based on cryptic clues the Doctor gives out. The game is over if the time runs out and the bomb explodes.
- Dr. Eggman is the antagonist of this game, even though his name is in the title. This follows the same pattern as Dr. Robotnik's Mean Bean Machine.
- Depicted in this game is a bit of a rivalry between Tails and Eggman, this rivalry can be traced back to Sonic Adventure 2 or even the end of Tails' story is Sonic Adventure.