رسالة في الوضوء والغسل والصلاة is an educational application designed for Android users. The app was developed by alr7al and is available for free on the Play Store. This app provides a comprehensive guide to Islamic ablution and prayer, written by the renowned scholar, Sheikh Muhammad bin Salih Al-Uthaymeen. The app is designed to make it easier for people to understand the rules and regulations of Islamic ablution and prayer.

The app covers a wide range of topics, including the rules and regulations of ablution, washing, and prayer. It also provides detailed information on things that are disliked and things that invalidate prayer. Additionally, it includes information on how to perform prostration of forgetfulness and how to perform ablution and prayer if one is sick. The app is an excellent resource for anyone looking to learn about the rules and regulations of Islamic ablution and prayer.