CreditCardPro has 27 specialised calculators in three tiers — Foundation (balance transfer savings, break-even timing, cliff risk, penalty APR impact, safe payment planning, promo expiry options, rewards accrual, welcome bonus tracker); Rewards & Travel (airline points, hotel points, travel credits, multi-card optimiser); and Comparison & Optimisation (annual fee ROI, card comparison, best-fit scoring, downgrade impact, utilisation impact, SCRA eligibility, hardship eligibility, ghost interest alert, auto-pay drift, and account health check).