iPod touch & iPhone app reviews from our editors—and you!

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For those times you need to satisfy your curiosity immediately, or find vital information, these key apps keep the facts at your fingertips.

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Mactracker Reference	1000 user reviews	Free GET IT
WordBook English Dictionary & Thesaurus Reference	1594 user reviews	$1.99 GET IT
World Wiki + Factbook Reference	192 user reviews	$0.99 GET IT
Wiki Tap Reference	12855 user reviews	Free GET IT
ClickonRadio Lite Music	5102 user reviews	Free GET IT
Phone Aid Healthcare & Fitness	485 user reviews	$1.99 GET IT