PrepGraph is the intelligent AI tutor that sets your target score, diagnoses where you are, recommends what to study next, and keeps guiding you with personalized feedback — every day.
Official 2026–27 test dates. SAT regular registration closes about 15 days before test day; ACT about five weeks.
Why does the disc reach the bottom before the ring?
Mic stays open — talk back like it's a real tutor. It is.
From SAT and ACT to K-12 across core subjects — PrepGraph adapts to your target, your level, and your pace.
Pick SAT, ACT, or a K-12 grade. PrepGraph builds the plan around your target.
A short diagnostic maps your current level, surfaces hidden gaps, and sets the starting line.
PrepGraph tells you what to study next — every day — based on your goal and progress.
Every answer updates your learning map. Every session gets more personalized.
Guidance and recommendations at a level of personalization that ordinary tutoring cannot consistently match.
One payment, no auto-renewal — full access to everything through your test window.
Prefer to subscribe instead? Monthly plans start at $19.99/month — see all plans and pricing.
Set your goal. Take your baseline. Let PrepGraph guide the rest.