Undo is a Danish insurance startup that has made a name for itself with a popular app for basic insurance coverage. The product, known as Undo Kør, was designed to be more flexible and personalised than traditional car insurance policies.

Users are able to track their driving behavior using the app over a period of time, during which the company collects data on factors like speed, braking, and acceleration. Users with good driving behavior are rewarded with cheaper car insurance.

As of 2024 Undo has been acquired by Tryg