There is a new bundle from Koingo published by StackCommerce. The so called Koingo Mac Essentials Bundle includes 5 apps for the Apple Mac at a price of $24.99 instead of almost $110. So you can save 77%.
The Koingo Mac Essentials Bundle includes the follwing apps:
Alarm Clock Pro ($19.95)
is an advanced alarm clock for your Mac which you can use as an appointment reminder, to send and compose emails and many more.
Data Guardian ($19.95)
is a database application which allows you to encrypt your files with 448 bit.
Air Radar ($9.95)
is a tool for scanning open networks.
erases cache, histories, cookies, logs, etc.
stabilises the performance of your Mac.