Steam Account Manager - GamePyro.com.

Switch fast between multiple steam accounts in secounds
Steam Account Manager uses Steams existing "ConnectCache" tokens, no username or password is required!

To store connect cache tokens, you just need check "Remember my password" at Steam Login Dialog.

Icons Legend - the icon in front of each username indicates acccount credentials / ConnectCache status:

Orange Icon = active account (logged in account)
Yellow icon = ConnectCache found (you can login in this account)
Grey Icon = ConnectCache not found (login and check "remember my password" at steam login dialog)
Activation with your e-mail address / username and password. You create your account with your order.

Free Version Download:
http://gamepyro.com/downloads/Steam-Account-Manager-GamePyro.com.exe
Full Version:
http://store.gamepyro.com/de/gamepyro/steam-account-manager.html