You may use your mobile phone to access your webcam.
There are several solutions available for AbelCam®
All Mobile phones with a browser
AbelCam's Web Server comes with special templates to view your webcams with a mobile phone. WebCam Selection and Pan/Tilt/Zoom is fully supported.
open the link above on your mobile phone.
For Windows Mobile use the free viewer for Windows Mobile
you may select a camera and Pan, Tilt and Zoom the selected camera.
There are two 3rd party Apps for iPhone on the market.