The exchange trader's toolkit for horse racing.
Calculators built on the real Betfair price ladder, and a growing database of how every race actually traded before the off. Market analysis, not tips.
Latest races
Prices at 15, 10, 5 and 1 minutes before the off, ticks moved, money matched, BSP and result. Published after each race starts.
Do the maths before the trade
Every calculator snaps to valid Betfair prices, includes commission and shows its working.
Green-Up Calculator
Hedge an open back or lay so you win the same on every outcome.
CalculatorLay Liability Calculator
See exactly what a lay risks, or size a lay from the liability you can afford.
CalculatorBack-to-Lay Calculator
How many ticks a price must shorten to lock in the profit you want.
CalculatorLay-to-Back Calculator
Plan a lay that you close by backing at a longer price.
CalculatorTick Calculator & Ladder
Move a price by any number of ticks, or count the ticks between two prices.
CalculatorDutching Calculator
Split a stake across several runners so any winner returns the same profit.
Learn how markets really move
Plain-English guides with the risks left in.
Market notes, once a week
The week's biggest pre-off moves, what the data says about steamers, and new tools. No tips, no spam.