I use "Waze" on my phone as I find it better than my sat nav. I needed some kind of holder so I ordered one of these this afternoon.
https://www.amazon.co.uk/Gooseneck-Holde...ar+phone+holderAs the plug-in point on my + 4 is under the middle of the dash I thought that it could plug in and bend round to sit in front of the dash without any suctions.
It either works or it doesn't but at a tenner it's worth taking a flyer.