Best Phone and Tablet Apps

GroupMe

Text message a group of people at once. Perfect for keeping everyone on the same page during trips and conferences.
free, iPhone/Android, groupme.com

Word Lens

A stunning next-gen technology: Point Word Lens at a printed Spanish sign and it will instantly translate it to English, right inside the live video. You have to see it to believe it.
$10, iPhone, questvisual.com

Cellumap

Can they hear you now? Cellumap shows you where a cell signal is strong and weak using data from legions of users.
free, Android/BlackBerry/Symbian, cellumap.com

Momento

The easy way to keep a journal, a diary or any other time-stamped record of your goings-on, this app connects with nearly a dozen social networks and puts all that activity in one place.
$3, iPhone, momentoapp.com

Email’nDrive

No more furtive glancing at email while you drive: Email’nDrive reads your messages aloud and lets you reply via voice.
free, iPhone, emailndrive.com