Questions?
We have you.

Once registration and payment are complete, log in to the HDOR app and start exploring.

Already have an HDOR account? Use your existing credentials. New to HDOR? Your login credentials are sent by email after registration. In the app, you can update your profile, use the activity tracker, meet GoGo and explore guided content.

Registrations for the 2026 edition close on 10 October 2026.

Participants must be at least 12 years old. Participants under 14 need parental consent. There is no maximum age limit.

A participation certificate is awarded when you submit valid activity data for at least one day.

A finisher certificate, including your rank across relevant categories, can be downloaded after you submit valid activity data for at least 85 days.

Please refer to the refund and cancellation terms in our Terms & Services.

It is a virtual challenge to run, jog or walk at least 2.5 km a day-or cycle at least 8 km a day-for 100 consecutive days. To be an event finisher, complete at least 85 days.

Track with the HDOR app, a supported third-party app, GPS watch or manual submission. Without proof, up to 2.5 km for run/jog/walk or 8 km for cycling may be reported each day.

Submit valid activity data for at least 85 of the 100 days. Eligible participants should refer to the event timelines for medal delivery information.

Rankings are based on total points from valid activity data. Points consider distance, pace or speed, and elevation. Ties are decided by total distance.

Manual and automatically imported activities count toward an active day. Pace, speed and elevation points are awarded only to activities automatically imported from supported apps.

• 12–19 years
• 20–29 years
• 30–39 years
• 40–49 years
• 50–59 years
• 60 years and above

Age is considered as on 9 October 2026. The top three men and women in each published age-category ranking receive a podium trophy, based on points and then distance.

Individual, couple, family and friends-team winners are decided by points, then distance. Running-group and corporate team winners are decided by their team’s total points.

No, but it is highly recommended. You may also enter your daily distance and time on the HDOR website or mobile app. Without supporting evidence, the daily limit is 2.5 km for run/jog/walk or 8 km for cycling.

Yes. HDOR is available for Android and iPhone. Use the app to submit and track activities, interact with GoGo, view leaderboards and reports, access run logs, and explore helpful content.

Indoor or treadmill activities tracked in the relevant GPS watch mode are accepted when a public activity link shows distance, time, pace or speed, and splits. Otherwise, submit manually up to the daily maximum of 2.5 km.

You can submit activity data up to 10 days after the activity date. The final deadline for all event entries is 20 January 2027. Submissions after that are not accepted.

If automatic import fails, contact support within the same submission window.

After you connect your HDOR account to Strava, activity data is usually available within an hour of it appearing in Strava. If it does not appear, submit the activity link and run data manually, then contact support@hdor.com.

Yes. You can mix running and walking, and walking the minimum distance is encouraged on recovery days. If you submit more than one activity for a day, only the activity earning the highest points is counted.

The minimum is 2.5 km for run/jog/walk and 8 km for cycling. With a valid activity link there is no maximum. Without proof, the maximum you can submit is 2.5 km for run/jog/walk or 8 km for cycling.

Yes. Suspicious GPS data, unrealistic pace, activity recorded in a vehicle, external assistance or any form of cheating can make an entry invalid and may lead to disqualification.

No. Activities tagged with someone else’s name cannot be submitted. Only the participant who recorded the activity may submit it.