Save more money and time for life

Easily combine the best interest rates from our providers into one mortgage.

Our interest rates*


from 0.52 %

5-year fixed-rate mortgage

from 0.54 %

10-year fixed-rate mortgage

from 0.70 %

15-year fixed-rate mortgage

from 0.92 %

These interest rates are for illustrative purposes only and are updated regularly (current status as at 19.10.2020). They do not constitute a binding financing offer.

The interest rates shown were determined by key4 on the basis of the following financing parameters: canton: Zurich, loan amount: CHF 500,000, affordability: 24%, loan-to-value ratio: 50%, mortgage payout date: 19.11.2020.

Your mortgage with key4

Combine offers from various Swiss financing providers to create your own personal overall financing solution.

Attractive interest rates
Terms of up to 15 years
Easily combine offers
Immediate non-binding online offer
Advice and processing from a single source
Swiss financing providers

What is key4?

Ready to go?

Obtain a non-binding offer within minutes.

Combine offers from various Swiss financing providers to create your own personal total financing solution.

Specify financing and property data
Receive a non-binding offer
Get free advice – and take out your mortgage

Our providers

We work with selected Swiss financing providers. This enables us to offer you advantageous interest rates and terms of up to 15 years.

There for you in person

Our advisors will give you the benefit of their vast experience – and look forward to getting to know you.


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