← Back to Labs

Double-Entry Ledger Simulator

Follow a banking event as it turns into balanced debit and credit legs, derived balances, and, if needed, an explicit repair entry.

EventDebitCreditBalanceRepairgrpDebit Legnot booked yetcustomer view €1,200Credit Legnot booked yetbalanced group requiredControl account view€1,200replay and reconciliation trailThe ledger first asks what value moved and which accounts must represent it.
Step 1 / 5A business event arrives before any balance moves

A transfer or fee starts as an event, not as a direct balance edit.

Arrow keys to navigate · R to reset

Tap dots to jump to any step

Read the full article →Take the quiz →