A short excerpt from my references:

iVocabulary / iVocabulary HD

Vocabulary is the vocabulary trainer in your pocket. You can train your own vocabulary or choose out of more than 2500 vocabulary files available for download. Learn new vocabulary while you’re in a bus, train, café, airplane on the beach or wherever you like. (iPhone: iTunes iPad: iTunes; Website)

iVocabulary for Mac

iVocabulary is your vocabulary trainer for your Mac. iVocabulary provides an easy way to enter your own vocabulary. Since it’s based on ProVoc, you can download files out of more than 2500 freely available vocabulary files. (Mac App Store)

KaufDA Navigator / KaufDA Navigator HD

Mit dem kaufDA Navigator finden Sie die nächsten Geschäfte und die besten Angebote aus Ihrer direkten Umgebung! Der kaufDA Navigator ist die Top-App der preisgekrönten Website www.kaufDA.de. (iPhone: iTunes, Website; iPad: iTunes, Website)

inubit App for mobile BPM

With the inubit App for mobile BPM you can actively take part within your business processes at any time and any place. All business processes controlled via the inubit BPM-Suite 5.3 can be accessed through iPhone/iPod touch by using this App. (iTunes, Website)

Taxometer

Taxometer will calculate the costs for (at this time) over 200 cities in 20 countries worldwide, including major cities in the US, Europe and Australia. We often update our fare & contact database with more cities and countries. (iTunes, Website)

…