Offline National Cycle Routes Netherlands lets you view all of the national routes (Landelijke Fietsroutes - LF) and the regional routes (Regionale Fietsroutes / Fietsknooppuntennetwerk) in the Netherlands, even when you have no signal! All of the maps are built in to the app and dont require any data connection.
The app includes maps of all of the numbered Fietsroutes and Regionale Fietsroutes as well as street maps for all of the towns, cities and villages that the routes pass through so youll never be lost. The maps also include all of the pubs, cafes and bike shops near the routes so you can always find somewhere to eat or somewhere to buy that spare part for your bike.