GPA Calculator: Quick & Accurate Semester GPA Tool

Free GPA Calculator and GPA-to-Percentage Converter

Free GPA Calculator and GPA-to-Percentage Converter is a web tool that helps students compute their Grade Point Average (GPA) and convert between GPA and percentage scores quickly and accurately.

Key features

• GPA calculation: Enter course grades and credit hours to get semester or cumulative GPA.
• GPA-to-percentage conversion: Convert a GPA (e.g., 3.⁄₄.0) into an approximate percentage using configurable scales.
• Custom grading scales: Support for 4.0, 4.3, 5.0, and institution-specific scales.
• Weighted and unweighted GPAs: Handle honors/AP/IB course weightings or treat all courses equally.
• What-if scenarios: Add hypothetical grades to see how future courses will affect your GPA.
• Export & print: Download or print results for transcripts, advising, or school applications.
• Mobile-friendly interface: Usable on phones and tablets for on-the-go calculations.

How it works (steps)

1. Select grading scale (default 4.0).
2. For each course, enter grade (letter or numeric) and credit hours.
3. Optionally mark courses as weighted (e.g., +0.5 for honors).
4. Click “Calculate” to display semester and cumulative GPA.
5. Use the converter to map GPA to percentage by selecting a conversion table or customizing thresholds.

Typical conversion examples

• 4.0 (A) ≈ 93–100%
• 3.7 (A−) ≈ 90–92%
• 3.0 (B) ≈ 80–82%
  (Conversion varies by institution; tool allows customization.)

When to use it

• Planning course loads to reach a target GPA.
• Translating GPA for applications that use percentage scales.
• Checking how a new grade will change cumulative GPA.
• Comparing grading systems across countries or schools.

Limitations & tips

• Institutions differ: Conversion ranges and weightings vary—confirm with your school.
• Rounding rules: Small differences may arise from rounding; set precision in options.
• Input accuracy: Ensure correct credit hours and grade entries for reliable results.

If you want, I can generate a shareable description for a webpage, a short app store blurb, or a step-by-step user guide for this tool.