How is an AO3 purity score calculated?
Your AO3 purity score is the percentage of statements you did not check. If you check 50 out of 100 questions, your score is 50. Our full test uses 217 equally weighted questions.
What does a high or low AO3 score mean?
A higher score usually means you checked fewer fanfiction habits, tags or tropes. A lower score means you explored more of the archive. It is a playful snapshot, not a judgment.
Ready to get your real AO3 purity score?
Use the calculator for a quick estimate, then answer every question in the full AO3 purity test. Your answers stay in your browser and no account is required. full AO3 purity test. Your answers stay in your browser and no account is required.
For the full methodology, read how the score is calculated and the AO3 score meaning guide.