Free calculators

Calculate instead of guessing

Small tools for tasks that otherwise eat time. No account, no storage of your inputs, with the formula and the data source in the open.

Index-linked rent calculator (CPI)

New rent from two index months: base month, current month, threshold. Index values for Austria, Germany and Switzerland, other series by entry.

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Notice period and contract end
When does the contract end, by when must notice be given? Periods under MRG and BGB.
Split operating costs
Allocation by area, persons or units, with the share per tenant.
Yield and purchase costs
Gross/net yield, cash flow, transfer tax and registration fees for AT and DE.

All calculators give non-binding results without warranty and are no substitute for legal or tax advice. Terms of use for calculators and content