Without much commentary
....and starring in no particular order
Wunderlist [free for every device]
Twitterrifc for iPhone
icebird for iPhone
Reeder (for google reader)
Mac OS 10.6.x
Kindle for Mac
You will think, I don't really need these until you start using them for awhile. Of course your milage may vary as always.
Further explanation and commentary forthcoming.
None of the above items are affiliate links.