A free app for Android, by ZatApps.
This free dictionary has a comprehensive list of synonyms, antonyms, examples, and related words, making it a perfect tool for learning new words and phrases. The app also has a built-in thesaurus, which provides additional words to help you remember and expand your vocabulary.
You can search by synonyms, antonyms, or words that are similar to the word you are looking for. You can also search by the spelling or sound of a word.
The app has a simple user interface, and it's easy to use and navigate. It's also very fast and responsive, which makes it ideal for users on mobile devices.
In addition, this app is completely free to use.