Rental contract from 2024? Get your €500 cashback now.
For all rental contracts starting 2024. Check if you qualify in just 2 minutes – and we'll lower your future rent, too.
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How to get your €500 – it's simple
Check Your Rent
Start by checking your rent. We'll email you a calculation of your potential savings within minutes.
Sign Up & Request
Mandate us easily online and upload a digital copy of your rental contract. Then, simply reply to our email with the code "€500 Cashback" and your IBAN to claim your bonus.
Get Paid
After we've confirmed you qualify, we'll transfer the €500 directly to your account.
*Offer Terms
- You are entitled to the bonus only if the mandate is not cancelled within the 14-day period.
- Eligibility requires that your case meets the criteria for enforcing the rent-control and is accepted by us.
- This offer applies only to rental contracts for apartments in Berlin that are subject to rent-control.
- Valid for new customers only.
- The offer is valid once per rental contract and household.
- This is a limited-time offer.
* This offer is exclusively valid for rental contracts starting 2024.
Beyond the Bonus: Lower Your Rent with Conny
We use a powerful German law called 'Mietpreisbremse' (rent-control) to reduce your monthly payments.
Provide Your Flat's Details
Answer a few questions about your apartment and receive your potential savings by email.
Hire Conny
Mandate us, and we'll handle the entire process of enforcing your right to a fair rent.
Pay a Fair Rent
Enjoy paying a lower, fairer rent. You only pay us a success-based fee if we win.
The Conny community saves millions every month
For 8 years, Conny has been enforcing lower rents in Berlin, saving our users millions of euros every month. Join the community and start saving on your rent—it's simple, legal, and hassle-free.
Frequently Asked Questions
All tenants in Berlin whose rental contract started in 2024. Your contract must be eligible for enforcement of the German rent-control.
We transfer the €500 directly to your bank account after we've confirmed your eligibility and the statutory 14-day cancellation period has passed.
No, your landlord effectively covers our fee. Here's how: If we successfully lower your rent, you'll save an average of €397 every month. We finance our legal experts from the back payments your landlord owes you—this includes any excess security deposit you paid due to the previously high rent. This means you never pay out of pocket. If we don't win, you pay nothing.
Yes—if your rental contract began after June 1, 2015, and your rent is more than 10% above the local comparable rent. New buildings and extensively modernized apartments are exempt, but the criteria for these exceptions are very high. Our legal experts will check your case for free, with no obligation.