LOTTOtoolkit is the most popular lotto software that uses probabilities for Prediction. It has the ability to create almost any wheeling system you want, apply filters and print your tickets directly on lottery bet slips. Supported lotteries: Pick 4, Pick 5, Pick 6, Pick 7. The software will even: automatically download the latest draw results, suggest numbers for the next draw, check your tickets for winning, use a complete set of statistics to guide the choice of your numbers and much more.