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Latest Applications for iOS devices

Logical Conclusion

Can you reach the Logical Conclusion?

A very difficult word puzzle to test your deductive reasoning skills.

Based on the famous Zebra Puzzle or Einstein's riddle genre, this new application will tie your brain in knots.

American Heritage® Dictionary - 5th Edition

New Edition!

Reliable, enlightening, and visually stunning, the Fifth Edition of The American Heritage® Dictionary of the English Language gives you the opportunity to make your mark in the best possible way.

LDOCE plus

Longman's flagship learner's dictionary ➕ PLUS the Longman Activator Thesaurus making this the ultimate learner's resource of the English language for use anywhere and anytime.

Are you looking to increase your English vocabulary? Do you have difficulty deciding on the correct word to use in a particular situation? Then the Longman Dictionary of Contemporary English PLUS Longman Activator Thesaurus is the app for you.

The Yale Book of Quotations

Discover a collection of over 13,000 quotes and proverbs from Yale University Press’s award-winning title The Yale Book of Quotations, edited by Fred R. Shapiro and the companion edition, The Dictionary of Modern Proverbs, compiled by Charles Clay Doyle, Wolfgang Mieder, and Fred R. Shapiro.

Finding the right words has never been easier

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A visual guide to using our applications. Also FAQ and troubleshooting assistance.

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How to Purchase Our Applications

You can search for "enfour" either via iTunes on your computer or your iPhone. There are also direct links to our apps on the applications page.