There is Autodesk ReMake/ReCap. But I'd say you still need Inventor anyway... And IMO modeling in Inventor is as easy as it gets. Sure, you need to discover so

There is Autodesk ReMake/ReCap. But I'd say you still need Inventor anyway... And IMO modeling in Inventor is as easy as it gets. Sure, you need to discover some tricks, but usually you get exact tutorials on YouTube explaining how to achieve what you want