We score your MCQ and grade your FRQ like real AP readers — then show you exactly where to improve and what to study next.
You can. But you'll be missing the things that actually move your score.
ChatGPT is a great calculator. Sophriva is a coach who knows your learning history.
Whether you have months or days, we meet you where you are and build a path forward.
30+ days before exam
Build deep understanding, one topic at a time
14–29 days before exam
Focus on what moves your score the most
7–13 days before exam
From Overwhelmed to On Track
AI-powered scoring and study support for every subject below.
MCQ + FRQ scoring · Review · Study Plan
MCQ + FRQ scoring · Review · Study Plan
FRQ scoring · Review · Strategy (enter MCQ raw score)
FRQ scoring · Review · Strategy (enter MCQ raw score)
Write your answer, and we'll show you exactly which rubric points you earned — and how to rewrite the rest for full credit. Turn every wrong answer into a scoring template you can use on exam day.
+1pt “Nitrogen fixation converts atmospheric N₂ into ammonia (NH₃) via nitrogenase in Rhizobium bacteria.”
0pt “This helps the ecosystem by making things grow better.”
→ Rewrite: “Bioavailable nitrogen enables primary producers to synthesize amino acids, supporting trophic energy transfer.”
partial “Denitrification returns nitrogen to the atmosphere...”
→ Add specific evidence: mention anaerobic bacteria in waterlogged soils
Your Top Misconception:
You consistently confuse bioaccumulation with biomagnification — choosing options that describe concentration in individual organisms rather than across trophic levels.
Every wrong answer reveals a thinking pattern. We analyze each option to find the specific misconception behind your mistake — so you fix the root cause, not just memorize the right answer.
Answer 5 questions. Get a daily plan built around your timeline, your weak spots, and how much time you have. It adapts as you improve — so you never study the wrong thing.
Less than the cost of one tutoring session — with scoring that never sleeps.
Private tutor: $60–120/hr · Our Pro plan: $79 for 60 days
Not ready to commit? Try free — 1 FRQ + 3 MCQ scoring, no credit card required.
We score FRQs for all four: AP Environmental Science, AP Biology, AP Psychology, AP Human Geography. APES and AP Biology also include automatic MCQ auto-scoring. For AP Psychology and AP Human Geography, you enter your raw MCQ score (from your own answer key or practice test) and we combine it with the FRQ score for a full prediction. We also support Cambridge International subjects at /cambridge. More AP subjects coming soon.
Our AI grades each sentence against official AP exam scoring criteria published by the College Board. It identifies exactly which rubric points you earned, which you missed, and shows you how to rewrite for full credit.
We accept Visa, Mastercard, American Express, WeChat Pay, Alipay, Apple Pay, and Google Pay through Stripe’s secure payment platform.
Yes, we offer a full refund within 7 days of purchase if you’re not satisfied. No questions asked.
Report lasts 30 days. Pro lasts 60 days. Premium lasts 90 days. After your plan expires, your account keeps all history and reports, but active features transition to the free tier.
Pro and Premium plans include PDF downloads of all review content and strategy guides. PDFs are personalized with your account info for security.
No. We don’t give you questions to grind through. You upload your own FRQ or MCQ answers and we score them like an AP Reader would — then show you exactly where your thinking went wrong and what to study next. It’s more like having a personal AP tutor than a question bank.