Tools
Everything on this site that computes something rather than reporting it. All free, all client-side, no account required.
Property and finance
These are the calculators the site started with. They are still maintained and still the most-used pages here after the grid directories. Nothing you type is sent anywhere.
- Mortgage calculatorUS amortisation, taxes and insurance
- 房贷计算器中文房贷月供与利息
- HELOC calculatordraw period, payment shock, total interest
- Leverage strategy calculatorcompare refinance strategies
- Investment analyzerpersonal investment decisions, saved to your account
- Interactive property mapparcel and zoning explorer
Grid maps
Interactive layers built from the same exports the directories read. Each carries its own as-of line and source links.