Speak Learn English Grammar is an iPhone application designed to enhance English language proficiency. Utilizing innovative methods, this app offers daily free games to challenge and expand users' English knowledge. It provides a unique feature where users can test their speaking skills against native pronunciation using iOS's 'speech to text' system, ensuring high accuracy. Additionally, users can listen to various native English accents through the iOS Speech synthesizer.

The app offers extensive content across four levels - Beginner, Intermediate, Advanced, and Proficiency, allowing users to track their progress and identify areas for improvement. With customizable voice and accent options, users can personalize their learning experience. English IQ PRO, the premium version, unlocks all 12 games for a comprehensive training experience.