Just download the trial version from our website and install it on your computer. Then you will be able to start create app and publish issues into the app.
Actually you can use the trial version as long as you want. It won't expire forever. The only limitation is that there is a watermark on each page of the issues you publish with the trial version. After you pay, all the watermarks will disappear.
You will receive an email with your registration code and instructions to get started. Then use the registration code to unlock the full version.
No, there is not any add-on fee.
Yes, you can upgrade whenever you want. Just contact us when you decide to upgrade. We will send you a link to finish the process.
Sure, you can add advertising banners on the top of home interface of the magazine app.
No, there is not any limitation on number of pages or number of publications. You can create as many pages/publications as you want.