Ratings & Reviews performance provides an overview of what users think of your app. Here are the key metrics to help you identify how your app is rated by users and how successful is your review management strategy.
3.0１．英会話の最基本1200語を厳選 ２．忘却曲線記憶術完全対応（推奨使用） ３．難しい単語をマイ単語集に登録 ４．単語帳ファイルで単語帳を拡張（オプション）
