Crypto! is a Windows version of the popular cryptogram puzzles often found in puzzle books and the Sunday paper. It selects a quote or phrase from its library of 50, encrypts it, and presents it for you to solve. Solving cryptograms with it is more fun because it is easy to try various letters and undo mistakes. Letter frequencies are provide, and there are various hints and helps to get you started quickly. You can also create your own puzzles, and you can print puzzles for others to solve. Complete on-line help is included.