Free Belgian legal calculators and simulators. Calculate interest, seizable amounts, repayments and more — directly online, no registration required.
Calculate legal interest on a civil or commercial claim. Official annual rates (Royal Decree), free duration.
Late payment interest in B2B commercial transactions. ECB rate + 8 pp, automatic adjustment per semester.
Flat-rate indemnity (€40/€70/€100) and interest due by law for commercial late payments.
Calculate the amount of a contractual penalty clause and assess the risk of judicial moderation (Art. 5.88 nCC).
Generate an installment repayment table for a debt settlement plan (amicable agreement, collective debt settlement, or judicial plan).
Calculate the monthly payment for a fixed-rate loan or simulate the maximum borrowable capital based on your monthly budget.
Estimate the remaining capital to repay on a given date for a mortgage or consumer credit.
Estimate the seizable and protected amounts on wages under Belgian 2025 legal thresholds (Art. 1409 C.jud.).
Estimate the protected amount in a bank account under Art. 1409bis C.jud. Indexed protected amount 2025.
Check the legality of B2B payment terms and calculate automatically claimable penalties (Law of 2 August 2002).
Calculate the flat-rate recovery indemnity (€40/€70/€100) on one or more outstanding invoices (Art. 6, Law of 2 August 2002).
Calculate the expiry date of a formal notice based on the type of obligation and dispatch method. Automatic alert when the deadline has passed.
Estimate the reinvestment fee for early repayment (3 months interest for mortgage, 1%/0.5% for consumer credit) and calculate your interest savings.
Simulate monthly payments for a consumer credit and check APR compliance with Belgian legal caps (Royal Decree).
Simulate monthly payments for a Belgian mortgage and estimate acquisition costs (registration duties + notary fees) by region.
Calculate the true total cost of a credit (interest, file fees, insurance) and simulate the APR including all charges.
Calculate your debt-to-income ratio and check whether you meet the indicative 33% threshold applied by Belgian lenders.
Estimate debt recovery costs in Belgium (amicable, payment order, court summons) for B2B or B2C debtors.
Estimate monthly repayment capacity, duration of the collective debt settlement plan (RCD) and mediator fees.
Calculate the expiry date of a legal claim under the applicable prescription type in Belgian law (5, 10 or 20 years).
Our team is developing a comprehensive library of legal tools covering all areas of Belgian law.
Ask our AI assistant specialised in Belgian law. Free, anonymous, available 24/7.
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Your account and saved parking and traffic cases are stored in Turso. They include contact details, facts, draft letters and evidence file names. These two modules do not upload original files; they remain on your device. Sign-in uses a temporary email code via Resend or a hashed password. Session cookies enable account access. Cases are not public; restricted access does not guarantee absolute confidentiality or legal professional privilege.
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