SimplyCheck | Free UK Tools, Calculators and Date Checkers

Popular Tools

UK-focused dates and calculators, designed to be quick to use and easy to understand.

Choose a UK region and see the next bank holiday plus the full list for the year.

Current term, next holiday and full academic year dates by region.

Direct view of 2025 dates, with region support.

Direct view of 2026 dates, with region support.

Direct view of 2027 dates, with region support.

Direct view of 2028 dates, with region support.

Simple financial calculators in one place: compound interest, mortgage payments, inflation and rent vs buy.

See how savings could grow over time with a clear breakdown and chart.

Estimate repayments and total interest with straightforward inputs.

Compare projected net worth when renting versus buying over 5 to 30 years.

Compare past prices to today using UK inflation data.

Work out how long it has been since a date (years, months, days and more).

Work out how long until a future date, with clear units.

A simple Christmas countdown.

Countdown to Easter with a clean, fast answer.

A focused countdown for GCSE results day 2026.

Countdown to the UK summer holidays with a clear, simple answer.

Check the chance of seeing the Northern Lights tonight, based on current space weather.

Moon phase and illumination estimate, plus the next new moon and full moon dates.