A credit card payoff calculator reveals the true cost of carrying a credit card balance and shows exactly how long it will take to become debt free. Canadian credit cards charge some of the highest interest rates of any consumer financial product, making understanding their true cost essential for every Canadian cardholder. Canadian Credit Card Interest Rates in 2026: Most major Canadian credit cards charge 19.99% annual interest on purchases and 22.99% on cash advances. Premium rewards cards often charge the same or higher rates. Store credit cards from Canadian retailers frequently charge 25% to 29.99%. These rates are deliberately designed to generate enormous revenue from cardholders who carry balances month to month. The Minimum Payment Trap That Keeps Canadians in Debt: Canadian credit card minimum payments are typically 2% to 3% of the outstanding balance. At this minimum payment level, a $3,500 balance at 19.99% takes approximately 27 years to pay off and costs over $7,800 in interest, more than double the original amount. Minimum payments are deliberately structured to maximize interest revenue over the longest possible period. Understanding the Payoff Timeline at Different Payment Levels: Increasing your monthly payment dramatically reduces both the payoff timeline and total interest. On a $3,500 balance at 19.99%, paying $100 per month takes 53 months and costs $1,770 in interest. Paying $150 per month takes 30 months and costs $942. Paying $250 per month takes 16 months and costs only $508. The difference between minimum payments and $250 per month represents over $7,300 in interest savings on the same original debt. The Interest-Free Grace Period That Many Canadians Miss: Canadian credit cards offer an interest-free grace period, typically 21 days after the statement date, during which no interest accrues on purchases if the full statement balance is paid. Cardholders who pay their full balance every month never pay any interest regardless of their spending level, transforming a credit card into a free short-term loan with valuable rewards attached. Using Balance Transfer Promotions Strategically: Many Canadian credit cards offer promotional balance transfer rates of 0% to 3.99% for 6 to 12 months to attract customers carrying balances elsewhere. Used strategically, these promotions can save hundreds of dollars in interest during the promotional period. However the standard high rate applies immediately after the promotion ends, making it essential to have a clear payoff plan before accepting any balance transfer offer. Compare the impact of different monthly payment amounts on your total interest and payoff timeline to motivate yourself to pay more than the minimum and escape credit card debt faster.