English to Swahili Dictionary by Idea Builder is an offline dictionary that offers a comprehensive resource for those looking to learn or reference Swahili. The app boasts a user-friendly interface and design, making it easy to navigate and search for words. It also includes a Swahili photo and picture dictionary, adding a visual component to the learning experience.

One of the standout features of this app is that every word comes with an example sentence, making it easier for users to understand how the word is used in context. Additionally, the app offers synonyms and antonyms of words, voice pronunciation and search, copy and share options, and online search capabilities. The app also includes an auto-history and bookmark feature, making it easy to keep track of previously searched words. Overall, English to Swahili Dictionary is a valuable resource for those looking to learn or reference Swahili, and the fact that it works fully offline without the need for an internet connection is a major plus.