Q: Is access on the move without any chargeable cloud or similar possible?
A: Yes, INSTAR offers a free DDNS address. You then only have to set up a port forwarding in the router and can then access any browser. Mobil Instar offers an app for Android, Windows Phone and Apple, which is particularly comfortable with the free P2P service.
An overview over DDNS and P2P Remote Access
But INSTAR also offers an optional cloud service if you want to back up your alarm videos to an external server:
An overview over our online recording platform for your INSTAR IP camera - Click to watch the Video