A mobile device charging apparatus includes a mobile device case including an electrical adapter configured to connect with a charging port of a mobile device. An access port is in electrical communication with the electrical adapter. A mechanical wheel is positioned in the mobile device case. The mechanical wheel is in electrical communication with the electrical adapter. A tether is in communication with the mechanical wheel. The tether is configured to translate a mechanical force to the mechanical wheel to generate electricity. The mechanical wheel is configured to provide an electrical current to the mobile device to charge the mobile device.