When comparing Locus Map vs ZANavi, the Slant community recommends Locus Map for most people. In the question“What are the best offline GPS navigation apps for Android?” Locus Map is ranked 12th while ZANavi is ranked 18th.
Ranked in these QuestionsQuestion Ranking
Pros
Pro Wide selection of maps
Pro Anyone can use or share the code
It's licensed under GPL which make sit ope-source, where anyone can look at or use the code which allows for an open understanding of the app.
Pro Usability focused
The core of the app is designed around ease of use which makes it an intuitive app to use.
Cons
Con Confusing user interface
Despite having many hidden features, most of them are hidden deep into settings menus or illogical side-menus behind buttons without any explanation. Changing between day and night view usually works automatically, but changing them manually takes 4 or 5 button presses.
Con Limited maps
There are many missing maps from the database making for user limitation depending on the are one lives.