Dress up your virtual pet, decorate your dream house, and play mini games!

Manage your Web of Trust!

Which key rings have you certified, and which key owners have vouched for the key rings you currently hold? What trust have you accorded to them, and what relevance does it have?

Decide for yourself.

An efficient algorithm to create intelligible food recommendation from your real message. The secrecy of your message is assured by a keyword or sentence, known only by you and receiver.

Demo version for paid Secret SMS app:
An efficient algorithm to create intelligible food recommendation from your real message. The secrecy of your message is assured by a keyword or sentence, known only by you and receiver.

Hop & Run!

Collins Turkish Gem Dictionary offers learners extensive and up-to-date coverage of Turkish and English in a compact, portable format. This Turkish dictionary is designed for all levels of language learner, whether at home, at school, or at work. It is the ideal text for anyone who needs a wealth of reliable information in a portable format.

Collins Vietnamese Gem Dictionary offers learners extensive and up-to-date coverage of Vietnamese and English in a compact, portable format. This Vietnamese dictionary is designed for all levels of language learner, whether at home, at school, or at work. It is the ideal text for anyone who needs a wealth of reliable information in a portable format.

‘This book is rich in peculiarities for the interested observer’ - The Independent

The second edition of the Oxford Dictionary of Astronomy contains over 4,300 up-to-date entries covering all aspects of astronomy. Compiled with the help of over 20 expert contributors under the editorship of renowned author and broadcaster Ian Ridpath, A Dictionary of Astronomy covers everything from space exploration and the equipment involved, to astrophysics, cosmology, and the concept of time.

McGraw-Hill's American Idioms Dictionary shows you the ropes of English and helps you еxpand your English-speaking abilities with these 14,000-plus expressions, proverbs, and common sayings, listed alphabetically.

Collins Japanese Gem Dictionary offers learners extensive and up-to-date coverage of Japanese and English in a compact, portable format. This Japanese dictionary is designed for all levels of language learner, whether at home, at school, or at work. It’s the ideal text for anyone who needs a wealth of reliable information in a portable format.

Collins Korean Gem Dictionary offers learners extensive and up-to-date coverage of Korean and English in a compact, portable format.

Giving examples of real usage, this software provides the basic information about grammar and punctuation that people need on a day-to-day basis. Arranged A-Z, it contains entries for standard grammatical terms as well as dealing with related questions of usage. Readers of all levels will find this guide essential.

As a new speaker of English, you may hear some expressions in your daily conversations that you do not understand--yet. McGraw-Hill's Conversational American English will help you learn these expressions, so not only do you know what a person is saying to you, but that you can use the expression yourself!

This Concise Oxford Thesaurus is ideal for helping you pinpoint exactly the right word, whether you are writing a letter, preparing a report, composing an essay, writing creatively, or solving a crossword. Over 300,000 alternative words cover everyday vocabulary as well as more unusual and specialist words completed with clear labeling of informal, dialect, literary, and technical items.

If you are starting to learn Norwegian, or want to extend your knowledge of the language the Collins English-Norwegian Dictionary is the ideal book to help you understand and communicate.

The essential two-in-one reference for the learner of Russian: an up-to-date dictionary and a useful grammar supplement in one app. The Collins Russian Dictionary offers up-to-date coverage of today's Russian and English. Ideal for the intermediate learner of Russian.

The Collins Portuguese Dictionary offers extensive coverage of today's English and Portuguese, with thousands of phrases and examples guiding the user to the most appropriate translation.

A useful guide to everyday American English to help you understand meanings and avoid difficulty in translation.

This best-selling and market-leading dictionary contains over 12,000 clear and concise entries, covering all aspects of medical science. Written by a team of medical experts, the entries are accessible and jargon-free, and complemented by over 140 illustrations and diagrams. The 8th edition has been fully revised and updated to cover changes in this fast-moving field.

This dictionary bundle packs an extraordinary amount of information into a handy app that is practical, dependable, affordable, and easy to read. The bundle includes the Concise Oxford American Dictionary and the Concise Oxford American Thesaurus.