A free program for Android, by Digital Eduka.
TOEFL® Test Grammar is a TOEFL® test companion app that helps you to learn TOEFL® test grammar. You can use it for yourself, or with a teacher or an interpreter.
You can do the exercises, check your answers, and get a score in each of the four categories. You can see the results in the statistics and get a summary of your score. You can do the exercises in the five session contents list. The app includes a detailed explanation of each grammatical concept and a practice exercise to help you master it. You can check your answers and get a score.
