Finance guides
Plain-English explanations that support the ToolZeroo Finance calculators. Time-sensitive information is tied to a review date and authoritative source where applicable.
How loan interest works
Understand rate, interest and repayment structure.
Read guide → LOANSWhat affects loan repayments?
See how rate, term, amount and fees interact.
Read guide → PROPERTYHow home loans work
Deposits, terms, repayments and costs explained.
Read guide → SALARYGross vs net salary
Understand PAYE, UIF and take-home pay.
Read guide → CREDITHow credit-card interest works
Understand balance, rate, payment and payoff time.
Read guide → SAVINGSHow compound interest works
See how compounding and contributions interact.
Read guide → SALARYHow PAYE works
Learn why tax-year rules matter for payroll.
Read guide → SAVINGSEmergency funds explained
Understand emergency savings targets and scenarios.
Read guide → BUDGETBudgeting basics
Build a monthly plan for income, savings and spending.
Read guide → CREDITDebt payoff explained
Understand how extra repayments can change payoff time.
Read guide → PROPERTYBuy vs rent explained
Compare the main assumptions behind a housing scenario.
Read guide → VEHICLESVehicle affordability
Look beyond the monthly vehicle instalment.
Read guide → VEHICLESVehicle cost per kilometre
Understand what belongs in a running-cost estimate.
Read guide → SALARYSalary increases explained
Understand gross salary versus the change in take-home pay.
Read guide →