Risale-i Nur Kelime Testi is an Android application designed to help users improve their vocabulary by focusing on the most commonly used words in Risale-i Nur. With approximately 600 words, this app offers keyword studies divided into four different difficulty levels. Each level consists of 10 questions, and users are scored out of 100 points based on their answers.

One of the unique features of this app is the inclusion of a sentence from the late Treatise for each word. When users click the Show button, a sentence containing the word in question is displayed. Furthermore, the app also provides information about the page number where the sentence is quoted from.

Additionally, Risale-i Nur Kelime Testi offers a section called "Nurdan Vecizeler" where approximately 100 aphorisms are displayed. Each time the app is opened, a different aphorism is shown, allowing users to start their day with a meaningful quote.

With its comprehensive word tests and insightful features, Risale-i Nur Kelime Testi is a valuable tool for those looking to expand their vocabulary and deepen their understanding of Risale-i Nur.