スペルで覚える英単語 中１編 is a free educational app available on the Android platform. Developed by nullhouse, this app aims to help middle school students master English vocabulary. With over 400,000 downloads, it provides a comprehensive tool for learning and memorizing English words.

The app offers a pronunciation feature, allowing users to practice their pronunciation skills. Additionally, users can earn trophies for good performance and strive to complete a gold trophy by answering all questions correctly. For those who enjoy a challenge, there is an option to play with a time limit, adding an element of excitement to the learning experience. However, it is worth noting that this feature can be disabled for those who prefer unlimited time.

If you are looking to improve your English vocabulary, why not train your word skills with this game? For those who want to take their learning to the next level, there are also sister apps available for middle school second and third-year students.

Please note that on some devices, the app may not have the voice data pre-installed. To use the pronunciation feature, users can install the voice data by navigating to Settings > Language and Output > Google Text-to-Speech Engine > Install voice data.

Overall, スペルで覚える英単語 中１編 is a user-friendly and free app that offers an effective way to learn and memorize English vocabulary for middle school students.