Make health care and climate protection fun!

Reward citizens, employees, and customers for choosing healthy and climate-protective actions. 

For public participation in climate protection

For a climate-friendly, healthy life and economy in your city

Promote health and employee motivation

Reduce absenteeism and strengthen your employer image. Gain healthier and engaged employees.

The app that gets you moving.

Motivate in team competitions to walk, cycle and to use public transit. Take part in sustainable measures and earn bonus points. Anyone who participates does not only good for themselves, but also for the environment.

CO2 tokenized economy home screen

Check out our videos.

Learn to set up a CO2-challenge

Changers CO2 fit for cities

Setup vouchers and start raffles

Doing good together.

Connect participation with local tree plantings or a donation project of your choice.

Ready, pedal, Go!

Get a free trial now.

All in one place. Healthy, smart and digital.

Encourage participation in healthy and environmentally protective measures. We provide you with a ready-made package of measures that you can expand according to your ideas. The individual categories are created interactively and can be supplemented with your texts, pictures and videos.

Build your own community.

Make an appointment to run, create posts, share pictures and links. Give stars and leave comments. Also point out new measures as an admin.


Inform, motivate and reward in 10 languages

More languages upon request

Encourage and retain participants.

Redeem bonus points in discount vouchers or participate in the raffle of valuable prizes. Our bonus system offers you endless possibilities to motivate your target group in many ways, to behave in a healthy and environmentally conscious way.

Nice to meet you.

As soon as we have received your request we will get back to you with further information to prepare or set up your own CO2 fit app.