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TreKing is the most feature-complete Chicago public transit tracking app available for Android. Period.

Here is a detailed list of everything you can do with this powerful app.

Vehicle arrival predictions

  • Real-time predictions for CTA buses
  • Real-time predictions for CTA trains
  • Real-time predictions for Pace buses
  • Real-time predictions for Metra trains
  • Scheduled predictions for South Shore trains
  • Watch predictions right in the notification area
  • Set a destination stop and get estimated trip time
  • Create home screen widgets for your favorite stops
  • Place widgets on the lock screen (4.2 and above)

Save your favorites

  • Save frequently used stops ("Treks") and organize them with labels
  • Reorder, rearrange, edit, and delete favorites easily
  • Save favorite Routes for faster filtering
  • Automatically and manually create backups for all of your data


  • Get alerted when your vehicle is arriving
  • Get alerted when you're arriving at your destination

Nearby stops

  • View all stops within up to a half mile radius
  • View all routes that serve those stops and the directions they run in
  • Quickly get predictions at any nearby stop


  • Plot any saved stop on a map
  • Find all stops in the visible map area at any time
  • Get predictions for any plotted stop right on the map
  • Plot all running vehicle locations and travel directions
  • View the paths routes take

Trip planning

  • Get step-by-step directions via public transit
  • Set arrival or departure time to work around your schedule
  • Save your frequently used queries for faster planning
  • Save acquired directions for offline use

Even more features

  • Get service alerts that may affect your trip
  • Seamlessly import your data from free version
  • Data caching for faster loading and offline use
  • Built-in bug-reporting for quickly addressing any issues
  • Dedicated customer support - just email me!

All this and the app is still under heavy, active development!
Many more features still to come, with major updates every month or two!