Stash is a beginner-friendly investing app that helps users start building wealth through fractional shares of stocks and ETFs. It is designed to make investing simple by allowing users to start with small amounts of money while also offering educational content to guide financial decisions. The app includes features like automated investing, retirement accounts, and personalized portfolio suggestions based on user goals. However, it does charge monthly subscription fees, which may not be ideal for users with very small balances. Overall, Stash is a solid entry-level investing app for beginners who want an easy way to start investing and learning about personal finance.