The guide consists of embedded MP4 videos, it will play on any device that has a web browser that supports native HTML5 video which includes Windows, MAC, Linux, iOS (iPhone/iPad) and Android.
Yes for sure. We use PayPal as our main payment provider and they do not require you to either have a PayPal account, or require you to create one, all you need is your credit card and PayPal will process the transaction just like any other.