> OsmAnd fits description perfectly, you can place bookmarks, no account required, maps from OSM, offline maps which can be used even without internet connectio

> OsmAnd fits description perfectly, you can place bookmarks, no account required, maps from OSM, offline maps which can be used even without internet connection. I love OsmAnd and have paid for the premium version. It's great for hiking or in cities when you can't guarantee an internet connection.