An input method is provided by embodiments of the present invention, relating to the communications field, and invented to improve the input experience of a user. The input method includes: providing an input interface on a touch display screen, where the input interface includes a virtual soft keyboard distributed in a sector area around a lower left corner or lower right corner of the input interface; receiving an input instruction which is input by a user through the virtual soft keyboard; and displaying input information corresponding to the input instruction. An input apparatus and a terminal device are also provided by embodiments of the present invention. The present invention is applicable to a mobile device or a handheld device.