紙に書く英単語 - 中1- is a free Android app developed by Sidewell, categorized under Education & Reference. It is a perfect app for those who struggle with English vocabulary. The app offers users the ability to check the spelling and meaning of words while simultaneously listening to the pronunciation. The flashcard-style design of the app makes it easy to review words that you've learned and take a test to confirm your retention.

For those who find it difficult to memorize words, the app provides the option to write down the words on paper. As you learn more words, your confidence in your English abilities will grow. The app is not only useful for middle school students but also for anyone who wants to improve their English skills. It is an excellent way to make use of your free time, and the app's recent update has added the review feature, as well as the addition of screens with themes such as days of the week and numbers.