followcost — Find out how annoying it will be to follow someone on Twitter. Annoyingness is scientifically measured in milliscobles.

appTracks: Web
appTags: annoying followers, funny, milliscobles

twtcard – Send a greeting card, a surprise message or an invitation on Twitter or via email.

appTracks: Web
appTags: email, funny, greeting card, invitation

twenglish – Simply type in your tweet and twenglish will twanslate your tweet for you.

appTracks: Web
appTags: funny, translate, tweets

Cursebird – Find out what the f#@! is everyone swearing about and see who’s being a potty mouthed tweeter right now.

appTracks: Web
appTags: funny, social, tracking