goFLUX is now Karos
Neuer Name, neue App.
Alles andere bleibt gleich.
goFLUX is now Karos
Karos app on a smartphone

Everyday carpooling for

The European leader in carpooling for daily commutes.

Download on the App StoreGet it on Google Play
Rated 4.8 out of 5
on
AppStore
European
Commission
Backed by the European Commission and trusted by public authorities across Europe
Two people smiling at a smartphone in a carIntermodal route: home, bus, carpool and workIntermodal route: home, bus, carpool and work
100+ public transport authorities and 600+ companies trust the No. 1 carpool operator in Europe
Commuters carpooling to work in a car
We create efficient carpooling networks, making daily commuting more enjoyable and sustainable.
18.5 M
Verified carpooling trips
100+
Partner territories across Europe
600+
Partner companies across Europe

What Karos
carpooling delivers

Seamless integration into public transport

Less parking pressure and traffic around sites

Reduced costs of your operation

Reliable access to key locations

Reduced CO₂ emissions
from commuting

Stronger community, 
exchange, and connection

An integrated system:
app, reporting platform
and expert consulting

Karos combines a user-friendly commuting app with a powerful reporting platform and dedicated expert consulting. We turn individual shared rides into your systematic mobility solution.

Award-winning daily commuter app

Custom branding: personalise assets with your territory brand

Reporting platform for your project stats and impact tracking

Hands-on rollout support — from pilot to scale

See projects
700+ successful launches
Karos app and reporting platform on a smartphone, a tablet and printed reports

Who is Karos for?

Karos combines 3 layers that lead to successful carpool networks.

Cities & Territories

Companies

Carpoolers

Map of a city's road networkMap showing carpooling routes and meeting pointsMap showing carpooling routes and meeting points
Man smiling and leaning toward the driver's side window of a car where a woman is sitting and looking at him.

Mobility solution for cities, regions and public transport operators

Integrate carpooling networks with your public transport

Close mobility gaps across your region

Increase residents’ buying power

Reduce CO₂ emissions and commuter traffic

Carpooling for regions
100+ partner territories

Carpooling as a reliable mobility solution for your company and employees

Improve access to your sites

Lower commuting costs, strengthen employee benefits

Cut Scope 3 commuting emissions

Reduce parking pressure and traffic around your sites

Carpooling for employers
600+ partner companies
Smiling woman and man sitting in a car, with the man driving and sunlight outside.
Rated 4.8 out of 5
on
AppStore
Download the Karos-app
for
free
Download the app for free
Download on the App StoreGet it on Google Play
Rated 4.8 out of 5
on
AppStore
QR code to download the Karos app
Karos app on a smartphone

Let’s get in touch

Reduce commuting traffic and emissions

Improve access to jobs and key locations

Track results with live KPIs and impact reporting

Let's make carpooling a new standard for everyday transport.