Calculators
Eight financial calculators help you model the numbers on any deal before making an offer. Each calculator is tailored to its investment strategy.
Available calculators
| Calculator | What it models |
|---|---|
| BTL | Rental yield, mortgage payments, net cashflow |
| R2R | Rent gap, setup costs, monthly profit |
| BRRR | Refurb cost, refinance LTV, cash left in deal |
| Flip | Purchase + refurb vs. sale price, profit margin |
| HMO | Per-room rental income, licensing costs, total yield |
| SA | Nightly rate, occupancy, running costs, net profit |
| HL | Seasonal occupancy, peak/off-peak rates, annual yield |
| R2SA | Rent to owner, SA income, net arbitrage |
URL import
Paste a Rightmove or Zoopla listing URL to auto-fill the calculator with the property's price, postcode, bedrooms, and type. Saves manual data entry.
SDLT calculation
All purchase calculators include banded Stamp Duty Land Tax (SDLT) calculation using current HMRC rates, including the additional property surcharge for BTL and second homes.
Tips
- Start with conservative assumptions — actual costs nearly always exceed estimates.
- Use the stress test slider to see how interest rate rises affect your cashflow.
- Calculators are available to all tiers, including Free.