In 'Principles,' investor and entrepreneur Ray Dalio shares his approach to life and management, which he believes anyone can use to make themselves more successful.

Flitr lets you find out if your crush on Instagram likes you back. Type in any username or visit their profile to send winks and waves. Winks are anonymous unless they wink back. Waves will show your username.

Bookshelf is a beautiful, AI-enhanced reading tracker app that helps people track their library, build a lasting reading habit, and better remember what they read. KEY FEATURES - Beautiful, intuitive design (unlike Goodreads) - Add any book, and organize your library to your heart’s content - Find your next favorite book with AI recommendations - Save highlights and quotes, then actually remember them with our Daily Review - Track and improve your reading stats, and stay motivated with streaks