An emergency call apparatus and method for a smart phone are disclosed in which the apparatus includes a personal data assistant unit including a telephone power control unit for generating a telephone power-on signal when an emergency call requirement occurs in a state in which the telephone unit is powered off, and an emergency call number storage unit for storing an emergency call number, the personal data assistant unit sending a call set-up command to the telephone unit; a power supply for supplying power the telephone unit and the personal data assistant unit; a first power path connected to the power supply, for sending power to the personal data assistant unit; a second power path connected to the power supply, for sending power to the telephone unit in response to the power-on signal; and an on-screen keyboard which enables a user to make an emergency call.

 
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