Your Complete Mortgage Picture - Preview the Advanced Planner
Visualise your full mortgage journey, including overpayments, rate changes, and payoff timelines - all in one place.
Preview mode. Editing and downloads unlock after purchase
✓ UK-focused ✓ No personal data stored ✓ Instant access after purchase
Results are estimates only and not financial advice
Mortgage Payment Calculator
Preview mode - unlock to edit inputs and see your personalised mortgage plan.
Mortgage balance (£)
Interest rate (%)
Remaining term (years)
Start month
Overpayments (optional)
Monthly overpayment (£)
Lump sums (optional)
Lump sum amount (£)
Month (from start)
Rate changes (optional)
Fixed term remaining
Current fixed rate %
New rate after fix %
You can change any input after seeing your results
No personal data stored
Ready. Enter your details and click Calculate.
Payment schedule
Download the full payment schedule for Excel or Google Sheets.
Preview mode - unlock to edit inputs and see your personalised mortgage plan.
See the Full Impact of Overpayments, Rate Changes & Time.
Visualise your full mortgage journey, including overpayments, rate changes, and payoff timelines - all in one place.
Preview mode. Editing and downloads unlock after purchase
✓ UK-focused ✓ No personal data stored ✓ Instant access after purchase
Most users save £10,000+ in interest with small overpayments