Studies is described as 'flashcard like application formerly known as Mental Case' and is an app in the Education & Reference category. There are more than 25 alternatives to Studies for a variety of platforms, including Mac, Windows, Android, iPhone and Online / Web-based. The best alternative is Anki, which is both free and Open Source. Other great apps like Studies are AnkiDroid (Free, Open Source), RemNote (Freemium), Mochi (Freemium) and Cram (Paid).
Anki is a program which makes remembering things easy. Because it is a lot more efficient than traditional study methods, you can either greatly decrease your time spent studying, or greatly increase the amount you learn.
RemNote is the note-taking tool that gives you memory superpowers. It automatically generates flashcards from your notes and figures out the optimal time to practice each flashcard so you don't forget what you've learned.
AnkiApp is a simple, efficient, flashcard app that lets you study at your own pace, whenever you have time. Study sessions are as quick as 1 minute or less. It works on phones, tablets, and desktop browsers, and synchronizes automatically between all your devices.
WordsKeeper is a simple web application for foreign language learners. It lets you build your own vocabulary, use definitions, examples, antonyms, synonyms and images. Keep everything in one place and group by category, create learning groups, share with other users.
Flashcard Hero is a study app that lets you make your own flash cards and take the pressure out of test preparation. It keeps track of what facts you already know so you can focus on what you don’t know, saving a lot of time.