AP Bio Score Calculator: Your Biology Breakthrough
The most accurate AP Bio score calculator online — trusted by over 80,000 students. Whether you're mastering chi-square analysis or cellular respiration, this AP Biology score calculator delivers instant, official-grade predictions.
"Look deep into nature, and then you will understand everything better."
— Albert Einstein
How the AP Bio Score Calculator Works (2025)
Our AP Bio calculator uses official College Board weighting:
- Section I: 60 MCQ + 6 Grid-Ins = 50% of score
- Section II: 6 FRQs = 50% (2 long at 8 pts each, 4 short at 4 pts each)
- Raw score → composite out of 120 → scaled to 1–5
AP Biology Score Calculator: Quick Mock Tests
Use the "Quick" tab for instant practice test conversion — perfect after every Barron’s or Princeton Review mock.
Grid-Ins Calculator: Master the 6 Numerical Questions
Score each grid-in individually (0–1 point each). No partial credit, but our AP Bio score calculator handles 0.25 increments for practice.
Why This AP Bio Score Calculator Is #1
- Three tools in one: Full exam + Quick + Grid-Ins
- Real-time validation (0–60 MCQ, 0–10 FRQ, etc.)
- Compact result card with collapsible breakdown
- Updated for 2025 CED and rubric changes
Tips to Score a 5 with This AP Bio Calculator
- Aim for 48+ MCQ and 5+ grid-ins
- Average 6.5+ on long FRQs
- Practice chi-square, Hardy-Weinberg, and experimental design
- Use all 6 sources in data questions
- Track weekly with this AP Biology score calculator