Archived App (Last seen on 13 Jan 2026)

This is an archived listing of the app previously available on the App Store.

Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.

Details

  • Released
  • Updated
  • October 8, 2013
  • October 10, 2025
ChiMarathon screenshot #1 for iPhone
ChiMarathon screenshot #2 for iPhone
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ChiMarathon screenshot #7 for iPhone
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About

Prepare for the Bank of America Chicago Marathon with this comprehensive resource. Track runners live, view athlete profiles, and access real-time weather and course maps. Spectators can send digital cheers to be displayed on the course.

Live runner tracking
Athlete profiles
Live broadcast streaming
Real-time weather
Interactive course map
Digital cheer submission
Show original description

What's New in ChiMarathon

13.1

October 10, 2025

Minor bug fixes

User reviews

Great app

Used the app in the U.K. to follow my daughter and her partner. It was excellent. Many thanks

Awful app

The map tracker should be geared towards spectators. The mile markers would sometimes appear and it was hard to find what mile our runner was at. The map showed the water stations… I’m sorry but runner is watching the map while they run. It needs to be geared towards the spectators trying to find their specific runner.
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2025 marathon

The app worked amazingly was able to track my runner the entire time

Distance is labeled as miles but it shows as km

When tracking runners on the graph tab, the units should as kilometers (42 km for marathon) but the label shows as distance (mi). Good to update.

Horrible

Horrible. App doesn’t update times Links in map doesn’t work. Basically a waste of time

Developer apps

FAQ

What does the ChiMarathon app do?

The app serves as a comprehensive resource for the Bank of America Chicago Marathon. It provides tools for both runners and spectators to prepare for and experience race week. Key features include live runner tracking, athlete profiles, and interactive course maps.

What are the main features of the app?

The app offers unlimited live race day runner tracking, profiles of professional athletes, live broadcast streaming, and real-time weather updates. It also includes an interactive course map and a feature to share participant bibs. Spectators can submit digital cheers to be displayed on the course.

Is the ChiMarathon app free to use?

Yes, the app is completely free to download and use. There are no associated costs for accessing its features, including live tracking, race information, and the ability to send digital cheers.

Who is this app designed for?

This app is designed for anyone involved with the Bank of America Chicago Marathon. This includes runners participating in the event, as well as friends, family, and fans who will be spectating or supporting the runners.

How can I send a cheer to a runner?

To send a digital cheer, navigate to the 'Cheer' page within the app. You can submit your message there, and it may be displayed on the Bank of America Chicago Marathon course for participants to see as they run by.