calculate lock

Estimate your tax brackets and calculate your federal tax for 2000-2005

Readfile calculate CRC32, Adler32, MD5 and SHA1. Benchmark CPU and Disk

Spreadsheet to calculate the fair value and greeks for call and put options.

lets you to calculate every aspect of your subnet configuration.

Protect and lock down any Windows-based public kiosk terminal PC.

Schedule your computer's shutdown, restart, lock operations.

PenyuLocker software to secure and lock folder with password.

CapsLock allows you to turn on or off your CAPS lock key on your keyboard.

NumLock allows you to turn on or off your NUM lock key on your keyboard.

ScrollLock allows you to turn on or off your SCROLL lock key on your keyboard.