Free tools
Calculators for the numbers that come up every week in contracts and billing. Instant results, no sign-up.
Real estate agencies and landlords
Rent and contract adjustment
New amount based on the IGP-M, IPCA, INPC or IGP-DI accumulated over 12 months, using official Central Bank of Brazil indices.
Service companies
Late fees and interest
Updated amount of a bill paid late: late fee, daily pro rata interest and total to charge.
Real estate agencies and landlords
Lease early termination penalty
Proportional penalty when the tenant returns the property before the end of the contract.
Law firms
Legal fees
Simulate fixed, success and hourly fees, with the 10% to 20% range for court-awarded fees.
MEI (Brazilian micro-entrepreneurs) and freelancers
Receipt generator
Payment receipt in PDF, with the amount in words and two copies, ready to sign.
Service companies
Verify a signed document
Check whether a document signed in Kori Docs is authentic using its verification code.