Also check out the Countdown Practise.
NEW The Countdown Solver website is now more mobile-friendly!
This is a Countdown solver. With this tool you can enter inputs from Countdown letters and numbers games and have solutions calculated.
The numbers game solver is able to solve any solvable game. The letters game solver (in addition to the letters game) is also useful for solving the Countdown Conundrum and the Teatime Teaser.