Loop is Chicago's best CTA train and bus tracker for transit commuters, students, and tourists. Loop has a modern design and features for all users, including accessibility and optional information for people unfamiliar with the system. Additionally Loop allows you to make a custom dashboard with common trains and stations you ride often on the CTA system. Loop uses live data provided by the Chicago transit authority combined with optimization to improve predictions for busses and trains.

No Ads
You see enough ads as it is.

Closest Station Detection
Quickly view the nearest train or bus stop and get predictions, train locations, alerts, and more. This is extremely helpful if you are in a new area, or don't have the stations saved to your dashboard.

Convenient and easy to use
You can search for, save and customize your favorite CTA train and bus stations to your dashboard for convenient access. Quickly view all arrivals separated by line color or bus destination.

Arrival Predictions
Once you board a train, you can see the approximate amount of time it will take for you to reach your destination.

Live Prediction Train + Bus Tracking
Get the up-to-date predictions for all incoming trains and busses and arrival approximations. We use official CTA data along with minor enhancements to improve the quality of the predictions.

Dark Theme
Riding at night? Give your eyes a break by enabling dark mode in the settings section of the app.

Station Information
Get park-n-ride and accessibility information as well as transfers, and a map preview.

Interactive Map
You can see all the trains on a live map preview, see stations, and all CTA connecting stations.

Service Alerts + Accessibility Information
Sometimes things break or need repair. View CTA train line and bus station alerts right in the app for up-to-date information. You can also view station accessibility information.

For any questions/comments, please email [email protected]