Descriptions : Official jakdojade.pl application for Android.
Features :
+ No advertising
+ Complete navigation
+ Departure from the next bus stop
+ Widgets on the desktop
+ The most accurate search engine for public transportation
+ Current timetables (ZTM, MPK, MZK, SKM, PKP PR, ...)
+ Personal GPS navigation for public transport!
+ Tickets for public transport
Required Android Versions : Ice Cream Sandwich [4.0.3–4.0.4] - Jelly Bean [4.1–4.3.1] - KitKat [4.4–4.4.4] - Lollipop [5.0–5.0.2] - Marshmallow [6.0 - 6.0.1] - Nougat [7.0 – 7.1.1] - Oreo [8.0-8.1]