Yes, you have the possibility to design on your iPad, iPhone and then transfer the files to PC to cut with the software and the device. The software that you need to install is called Cricut Design Space and can be obtained from the App Store. Use the link below to reach official website.
Official website: http://us.cricut.com/home/learn/software/apps
Note: Click on the button from your the website to reach the App Store.
