Sổ Thu Chi is a free Android app developed by Finan Pte. Ltd. It is designed to help individuals and businesses easily manage their finances and track expenses and debts. With Sổ Thu Chi, users can effortlessly record their income and expenses, ensuring better control over their spending. The app also offers smart debt reminders, allowing users to schedule automatic debt notifications through SMS, Zalo, and other messaging platforms. Its elegant message templates ensure that users can remind others of debts without causing any discomfort. Sổ Thu Chi also provides a comprehensive transaction history, allowing users to easily track their financial activities. Additionally, the app guarantees 100% data security, ensuring the privacy and confidentiality of user information. Sổ Thu Chi is a valuable tool for anyone looking to efficiently manage their finances, and it is completely free to download and use.