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Kid-Key-Lock, Wallpaper Rotator, and Toddler Slides are freeware programs, so you can download and use them for free.
Pro-Key-Lock is shareware. You can download and try it for free, for an evaluation period of, at most, 10 days. If you decide you like it and you would like to continue using it, you should buy it.
The cost for a single Pro-Key-Lock license is 15 Euro. You can buy one or more licenses from our site (there are special prices for more than one license), either with PayPal account or with a credit card.
Click here to proceed to Pro-Key-Lock's license purchase page.