Ultima Kiosk is another digital newstand app in the likes of Zinio or Yahoo's LiveStand. It currently offers access to several dozen Italian language magazines, and it sells both subscriptions and single issues.
The app is available in iTunes and there's going to be an Android and tablet PC versions some time this fall. If you'd like to read more about the app and service, check out ultimakiosk.it.
Simplicissimus are always looking for more publishing partners, and they're offering a service with no upfront cost - just a cut of the sale price.