SpyArsenal.com recommends The Best Keylogger for MAC:

Aobo Keylogger For Mac OS X - the best invisible keylogger for MAC that can log keystrokes typed, website visits, desktop screenshots and can secretly send all log on your e-mail of FTP account. Whant to monitor your wife/husband and protect children from Internet? Aobo MAC Keylogger is made just for you.
Why you need yo use keylogger for mac:

Aobo MAC Keylogger Screenshots:


Aobo MAC Keylogger Main Features
- Works in stealthy and undetectable mode
- Has password protection
- Works with all user accounts on a Mac
- Secretly sends the logs to your email or ftp
- Records Yahoo, Skype, AIM, MSN, iChat, Adium chats
- Supports Macbook/iMac/PowerPC/MacMini
Aobo Keylogger for Mac OS supports Mac OS/X 10.4 or later and has Free Lifetime support! So, why wait? Just register in NOW and receive your personal key in 5 minutes!