Chicago ETAs: CTA Tracker
ETAs for CTA buses and trains
About
This app provides real-time arrival estimates for Chicago's public transit system. It allows users to track specific departures on their lock screen, save favorite stops, and find nearby locations. Detailed route information is also available.
What's New in Chicago ETAs
2.0.0
October 6, 2025
- iOS 26 native design. - Able to use alternate ETAs when stops have long distances between them for buses. - Other improvements
MoreDeveloper apps
FAQ
What is Chicago ETAs: CTA Tracker?
Chicago ETAs: CTA Tracker provides real-time arrival estimates for CTA buses and trains in Chicago. It helps you track departures, save favorite stops, and find nearby transit locations.
Is Chicago ETAs: CTA Tracker free to use?
Yes, Chicago ETAs: CTA Tracker is completely free to use. It does not have any in-app purchases or subscription fees.
Does Chicago ETAs: CTA Tracker have ads?
No, Chicago ETAs: CTA Tracker is ad-free. Users can enjoy an uninterrupted experience while tracking transit information.
What devices does Chicago ETAs: CTA Tracker support?
Chicago ETAs: CTA Tracker is currently available for iPhone devices. Support for other platforms may be added in future updates.
How accurate are the arrival times in Chicago ETAs: CTA Tracker?
The app provides real-time updates based on data publicly provided by the CTA, aiming for the most up-to-the-minute arrival estimates possible.
Can I track specific bus or train departures on my lock screen?
Yes, Chicago ETAs: CTA Tracker features lock screen tracking, allowing you to conveniently view live arrival estimates for your chosen departures without unlocking your phone.
How often is Chicago ETAs: CTA Tracker updated?
The latest version, 2.0.0, was released on October 6, 2025. Updates are released periodically to improve functionality and reliability.
Is Chicago ETAs: CTA Tracker affiliated with the CTA?
No, Chicago ETAs: CTA Tracker is not officially affiliated with the Chicago Transit Authority (CTA). It utilizes publicly available data from the CTA.
