98kalculator is a fast, lightweight, and well-designed calculator built with Python and PyQt6. It’s made for users who want something more capable and better looking than the default system calculator, without unnecessary complexity.
This is free and open source software.
Key Features
- Scientific functions – Trigonometry, logarithms, powers, roots, and factorials.
- Keyboard-friendly – Full support for keyboard and numpad input.
- Fast startup – Opens instantly and stays responsive.
- Extras – Includes a few hidden behaviors for curious users.
Website: Abandoned
Support:
Developer: VinoFFR
License: MIT License

98kalculator is written in Python. Learn Python with our recommended free books and free tutorials.
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Read our verdict in the software roundup.
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