calculator lock

PC Locker Pro is a Freeware that lock and protect your computer when you leave.

"Drive Locker XP Pro" is the Pro version of "Drive Lock XP"

Drive locker is very useful software for lock your drive.

create a password-protected folder on your computer to lock and encrypt files.

Protect your PC and internet connection with Lock computer from kids tools.

e juice recipe calculator, mix and create flavors

Free compact scientific tape calculator with many features: asin(2 13^ln(pi))

Calculate the percentage, tip and discount calculator

Time calculator and spreadsheet, graph, saving and export to csv, MySQL and HTML

This graphics-intensive program is a valuable transmission-line calculator.