Several waypoints are available
Browsing for preferred brands of gas stations and planning for stops at them
Speed control video camera alerts
Visual prompts for next route maneuver on Google Street view
TTS next maneuver prompts with street name and preferred gas stations
Capability to share your or any chosen location with friends
Capability to navigate with compass and maps installed
To show the right direction, map view, and gas stations, internet connection is crucial. On the budget Chinese phones and tablets, you have to install Google voice synthisizer (https://play.google.com/store/apps/details?id=com.google.android.tts) instead of Chinese TTS, and then be sure that the synthesizer works.
Also, it is necessary to allow the navigator to run in the background and access geodatabase.
Before byu, try to use web-version on the https://en.navi-gator.online/
Unlike the web site, this app keeps the screen on, gives the full screen image, TTS and no advertisements.