Upcott Studios

Companion tools

Oakspan sits alongside other free calculators and guides from Upcott Studios. Each one opens on its own site.

The Backroad Brief
Independent Starlink guide for rural homes, RVs, cabins and boats where there is no fibre.
Open The Backroad Brief
Overpay
UK mortgage overpayment calculator. See the interest saved and the months taken off the term.
Open Overpay
Meridian
Personal cashflow planner. Track income and spending, and see the monthly gap, in your own currency.
Open Meridian
Keel
Small-business cashflow planner. Forecast revenue, payroll and costs, then read burn rate and runway.
Open Keel
Sideline
An editorial directory of legitimate side hustles, filtered by location, skills and hours.
Open Sideline
LatteLifetime
Lifetime savings calculators for the latte factor, mortgage overpayments and compound interest.
Open LatteLifetime

Published by Upcott Studios. Contact [email protected]. More about this calculator is on the about page.