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Rent reduction: For noise, mildew and more

CONNY helps you to have the defects removed and to enforce the rent reduction.

"All I did was wash
or throw away. Mildew
was crawling out
of every pore. “

Isabell from Berlin

Stiftung Warentest and FINANZTIP
have tested and recommended!

Test results
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is now
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Our experts continue to enforce your rights as a tenant as usual - now as part of CONNY, the new platform for consumer protection. The service remains the same for you.

Defects in the apartment?

Assign CONNY now with the enforcement of your rent reduction. Very simple and uncomplicated.

News about rent reduction

Rent reduction in case of heating failure or - defective (German article)
Read article  
Rental reduction for defective elevator (German article)
Read article  
Top 7 - The most frequent rental deficiencies in winter (German article)
Read article  
Rent reduction - Impact of noise (German article)
Read article  
How to obtain a rent reduction in case of defects
Read article  

Get active now!

Let CONNY assess rental deficiencies quickly and easily online and reduce the rent.

The CONNY services at a glance

Tenancy law

CONNY helps you with many topics around your rent. For example with a rent reduction, the defence against a rent increase or helps you with the tenant protection in case of disputes with your landlord.

Labour Law

If you have already received a notice of termination, CONNY will support your severance pay. With the cover letter you can also insure yourself against future labour law cases right now.


Only pay for what you get - that's fair. Under EU law, you are entitled to contract performance. CONNY helps you to reduce your internet costs or to terminate your DSL contract early.