Find your daily carpool to work. Save money. Arrive reliably.

Ride with trusted drivers and passengers on your daily route. Drivers receive a cost contribution, passengers save time and money.
Download the App
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Logo with text KAROS in red and below it 'zuvor' and 'FLUX' in blue with a linked chain design
goFLUX ist jetzt Karos
Neuer Name, neue App. Alles andere bleibt gleich.

One app.
Two ways to save.

Passenger
Get to work for less
Find reliable rides on your regular route
Save on commuting costs every day
Subsidised rides in partner areas
Calculate my savings
Driver
Earn by sharing your empty seats
Share trips you already take
Get compensated for your daily commute
Reduce fuel costs with every passenger
Calculate my savings

Even stronger with your employer or region.

Check if your region or employer is is working with Karos already, and profit from:
Subsidies for your commuting costs
Mobility solutions integrated with your public transport
Higher ride density and better matching
Become a campus partner
Part of a student association or campus team? Let’s talk.

Smart matching for daily carpooling routines

Karos combines a user-friendly carpooling app with a powerful matching algorithm.
Smartphone screen showing a KAROS app ride-sharing interface with driver options and meeting times.
Daily carpooling, matched to your routine
AI-powered route optimisation
Door-to-door suggestions
Flexible departure windows
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Scan or click QR-code to download Karos for free
Return assistance
Verified profiles
Flexibility
Ladies only
Invite

Invite your loved ones to carpool

Do you already know who you want to carpool with? Then invite them to join your trip directly in the app. All you have to is carpool! Convenient, isn’t it?

Votre covoitureur annule en dernière minute ? Karos vous raccompagne chez vous, en taxi ou en VTC. On ne vous laissera pas tomber !

I’m inviting a close friend

Invite your loved ones to carpool

Do you already know who you want to carpool with? Then invite them to join your trip directly in the app. All you have to is carpool! Convenient, isn’t it?

Votre covoitureur annule en dernière minute ? Karos vous raccompagne chez vous, en taxi ou en VTC. On ne vous laissera pas tomber !

I’m inviting a close friend

Invite your loved ones to carpool

Do you already know who you want to carpool with? Then invite them to join your trip directly in the app. All you have to is carpool! Convenient, isn’t it?

Votre covoitureur annule en dernière minute ? Karos vous raccompagne chez vous, en taxi ou en VTC. On ne vous laissera pas tomber !

I’m inviting a close friend

Invite your loved ones to carpool

Do you already know who you want to carpool with? Then invite them to join your trip directly in the app. All you have to is carpool! Convenient, isn’t it?

Votre covoitureur annule en dernière minute ? Karos vous raccompagne chez vous, en taxi ou en VTC. On ne vous laissera pas tomber !

I’m inviting a close friend

Invite your loved ones to carpool

Do you already know who you want to carpool with? Then invite them to join your trip directly in the app. All you have to is carpool! Convenient, isn’t it?

Votre covoitureur annule en dernière minute ? Karos vous raccompagne chez vous, en taxi ou en VTC. On ne vous laissera pas tomber !

I’m inviting a close friend

Carpool to campus with your student community

Karos works with campuses and student associations to make daily rides to school easier, cheaper and more reliable. Students can join their school community in the app to to find classmates on the same route, build your carpool crew, and coordinate rides easily. Depending on your city, region or campus partnership, rides can also be supported with local incentives.
Find drivers and passengers from your campus community
Save money as a passenger, earn as a driver
Invite friends and benefit from the referral program
Become a campus partner
Part of a student association or campus team? Let’s talk.
Smiling woman and man sitting in a car, with the man driving and sunlight outside.

Your commute. Bigger impact.

Cut commuting emissions and support local climate goals
Meet colleagues and new people on your daily route
Reduce solo driving and save costs with every shared ride

What our users/ carpoolers? say

“Karos has become a key component of our mobility strategy. The solution complements public transport and provides a reliable alternative for daily commuting.”
Sophia Martinez
Public Mobility Manager
“Since deploying Karos, we have significantly improved access to employment sites while reducing commuter traffic and parking pressure.”
Olivia Smith
Regional Transport Director
Smiling man and woman sitting in car looking at a smartphone.
88%
Improved site accessibility
“The impact on commuting patterns has been tangible. Karos integrates seamlessly into our existing mobility ecosystem.”
Noah Brown
Operations Director
“Karos enabled us to structure daily carpooling at scale. The platform is reliable, easy to deploy and well aligned with public mobility requirements.”
Liam Johnson
HR & Mobility Lead
15.000+
Shared daily rides

Frequently asked questions

Karos enables public authorities and employers to structure daily carpooling as a reliable mobility solution, fully complementary to public transport and designed to operate at territorial scale.
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Scan or click QR-Code and download the Karos-App.
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