Apps like 321Transit Bus Tracker

Here are some great alternatives to 321Transit Bus Tracker by Digi Media Lab :
Gold Coast Transit Live
Gold Coast Transit Live
★4.2
Transit Tracker+ Cache Valley
Transit Tracker+ Cache Valley
★3.7
Transit Tracker - Chicago
Transit Tracker - Chicago
★3.9
Transit Tracker - Cache Valley
Transit Tracker - Cache Valley
★3.8
Transit Tracker - NYC
Transit Tracker - NYC
★4.4
MACS Transit Bus Tracker
MACS Transit Bus Tracker
★4.0
Transit Tracker+ - Utah
Transit Tracker+ - Utah
★4.3
Riverside Transit BusWatch
Riverside Transit BusWatch
★3.8
Pinellas County Bus Tracker
Pinellas County Bus Tracker
★4.0
TTC Toronto Bus Tracker
TTC Toronto Bus Tracker
★4.5
Chicago CTA Bus Tracker
Chicago CTA Bus Tracker
★4.2
TRANSITiQ
TRANSITiQ
★3.8
San Diego Public Transport
San Diego Public Transport
★3.8
LA Metro Transit Tracker
LA Metro Transit Tracker
★4.0
NaviGator for Gainesville RTS
NaviGator for Gainesville RTS
★4.6
GoCentroBus
GoCentroBus
★3.4