2026 TCS London Marathon

The TCS London Marathon App is your ultimate companion for the 2026 TCS London Marathon on Sunday 26 April. Download it now to explore all its features and get marathon‑day ready.

For Supporters
Track runners live progress along the route
View recommended cheer points, including estimated arrival times
Send a TCS Marathon Boost message to appear on big screens
Follow the live Leaderboard and full Results

For Participants
Get yourself Start Line ready with the handy Marathon Checklist
Retrieve your Event Pass, including your QR code for pack collection
Plan your visit to the Running Show
Invite friends and family to track your progress
Access Finisher items such as your Certificate and virtual Medal
…and much more.

Make the most of your marathon experience - download the TCS London Marathon App and get ready for an unforgettable day.