Apps like TreKing (Legacy)

Here are some great alternatives to TreKing (Legacy) by Dominicoder LLC :
Chicago CTA Train Bus Tracker
Chicago CTA Train Bus Tracker
★4.8
Chicago Transit Live/Offline
Chicago Transit Live/Offline
★3.9
Divvy
Divvy
★4.7
Depot: Chicago CTA and Divvy
Depot: Chicago CTA and Divvy
★4.5
Chicago CTA Bus Tracker
Chicago CTA Bus Tracker
★4.1
Chicago Transit Tracker Pro
Chicago Transit Tracker Pro
★3.7
MyChicago Bus Tracker- for CTA
MyChicago Bus Tracker- for CTA
★4.4
Commute - Chicago
Commute - Chicago
★5.0
FastTimes: Chicago CTA + Divvy
FastTimes: Chicago CTA + Divvy
★4.5
Chicago L Metro Map
Chicago L Metro Map
★4.5
Chicago Commutes - CTA Divvy
Chicago Commutes - CTA Divvy
★4.1
Legacy-Metrobi Drivers
Legacy-Metrobi Drivers
★3.8
Pace TripCheck
Pace TripCheck
★3.4
CityTransit: Bus & Train Times
CityTransit: Bus & Train Times
★4.5
CDTA Navigator
CDTA Navigator
★4.1
OneBusAway
OneBusAway
★4.1