株ラボ is an educational app designed to help users learn about stock investing in their spare time. The app offers a comprehensive range of free content, including modules on stock investing, NISA (Nippon Individual Savings Account), iDeCo (Individual Defined Contribution), investment trusts, and IPO (Initial Public Offering). Each module provides in-depth information on various topics related to stock investing, such as investment styles, stock evaluation, and tax advantages.

For those looking for more advanced and practical knowledge, the app also offers a paid version called "株ラボプライム" (株ラボ Prime). With a monthly subscription fee of 980 yen, users can access additional content on practical trading strategies, technical analysis, and fundamental analysis. The content is regularly updated to ensure users can continue to improve their skills as investors.

株ラボ is a great resource for individuals who want to learn about stock investing without spending any money. Whether you are a beginner looking to grasp the fundamentals or an experienced investor seeking practical knowledge, this app provides a convenient way to learn at your own pace.

Please note that the app does offer the option to open a brokerage account within the app, with recommended brokers including SBI Securities, Rakuten Securities, and Monex Securities.