Rex is a terminal user interface application for managing incomes, expenses, and transactions.
Built with Rust and Ratatui, it provides a keyboard-driven interface for recording financial activity, viewing how each transaction affects the balance, and reviewing spending patterns without relying on an online service. Data is stored locally in a SQLite database.
This is free and open source software.
Key Features
- View, add, edit, and delete transactions.
- Navigate through transactions and see balance changes after each entry.
- Visualize balance changes across a month, year, or all transactions.
- Display summaries with income, expense, and percentage distribution information.
- Search transactions using partial or specific details.
- Organize transactions with custom tags for filtering.
- Works fully offline.
- Cross-platform support – runs on Linux, macOS, and Windows.
Website: github.com/TheRustyPickle/Rex
Support:
Developer: TheRustyPickle
License: MIT License

Rex is written in Rust. Learn Rust with our recommended free books and free tutorials.
Related Software
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| Rex | Keep track of incomes and expenses |
| FiTui | Small terminal-based personal finance tracker |
| tuidger | Track expenses, revenues, transfers, and account balances |
| SmartWallet | Offline-first TUI application for managing personal finances |
| Ledge | Lightweight terminal-based personal finance tracker |
Read our verdict in the software roundup.
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