Here's a concise description of this GPA calculator:

This all-in-one GPA calculator is a responsive web tool that lets students calculate weighted/unweighted GPAs across different grading scales (4.0 or 5.0 for AP/IB). Users can dynamically add/remove courses with credits and grades, include past GPA history, and customize calculations through settings. Features real-time results, clean interface, and automatic grade-point conversion. Ideal for tracking academic progress across semesters with support for percentage-based systems and half-credit courses. No installation needed - works directly in any modern browser.