Assuming you're looking for GPS moving map and flight planning, try
PockeFMS.
It's got full European coverage (and beyond). Works on PC, iPad, iPhone and Android.
It includes hourly professional Aviation Weather forceasts for 48 hours +.
A free fully functional 30 day trial is available on the website mentioned above.
For clarity, I'm part of the beta testing crew. Though I've no financial involvement with them, just a very happy long time user.
dp