From 9to5Toys:

From writing reports to managing your machine, great apps can make all the difference. The Award-Winning Mac Bundle at 9to5Toys Specials offers 13 of the best, and lets you pay what you want for the collection (starting at $10).The bundle headliners include Drive Genius 4, which is used in Apple Stores to repair and maintain hard drives, while The Hit List uses smart to-do lists to keep you focused on important tasks.

You also get Nisus Writer Pro, a word processor with amazing customization options, 3 years of VPN Forever online protection, and photo editor Aurora HDR, amongst other premium apps.

Worth $672, this bundle offers a major upgrade to your Mac. Here is the full line-up:

To get the deal, simply pay whatever you want for the last two apps, and beat the average price paid (starting at $11 and rising quickly) to unlock the full bundle. Note: 1st time buyers should get a 10% off pop-up