WOHNO Tools
Free tools for every step of renting
Right in your browser, no sign-up. From the apartment search through the lease to the handover – free helpers for every phase.
Find & apply for an apartment
Check lease & costs
Rent increase checker
Upload your rent increase and check formal validity and the cap limit – with a traffic-light verdict.
Service charges checker
Check your annual service charge statement for common errors and inadmissible items.
Rent reduction calculator
Estimate the possible reduction rate for apartment defects based on common rulings.
Notice period calculator
Calculate your statutory notice period for the lease – with the correct end date.
Owner-occupancy check
Check whether an owner-occupancy termination could hold up formally – step by step.
Move-in & move-out
Create handover protocol
Create an apartment handover protocol step by step – rooms, meters, keys, signatures – and save it as a PDF. Free, no sign-up.
Apartment handover checklist
Guide & checklist for the apartment handover – what tenants and landlords need to watch out for. Create the full protocol with the handover protocol tool.