Unlimited adaptive practice, real-time performance tracking across all SAT domains, and AI-driven insights — designed to help you master the SAT.
No Payment Details. 100% Free.
Completely Free. No Upgrades. No Hidden Fees.
See the Bluebook interface, AI analytics, and your personalised study plan
Most SAT platforms give you a few tests and leave you on your own. MentisPrep gives you unlimited real practice, AI-powered analytics, and a plan built around your exam date — 100% free!
A 1:1 replica of the actual exam interface. Highlighting, notes, and built-in Desmos.
Infinite adaptive mock tests. Spot weaknesses instantly and retest to track progress.
Granular skill-level insights. See accuracy and pacing data across 200+ SAT domains.
An AI-built plan that adjusts to your performance. Targeted focus on high-yield areas.
Detailed explanations and smarter strategies for every practice question.
Master SAT Math with AI-guided Desmos practice for equations, functions, and graphs.
MentisPrep utilizes a proprietary AI core to evaluate your performance across 200+ markers, automating your path to mastery without the need for traditional classes.
mock tests
Practice in an environment that is technically identical to the official Bluebook application.
Graphing, tables, and scientific calculations built-in.
Practice with the exact section durations and module breaks.
Highlight and tag questions just like the real test.
Experience the difficulty shift based on your performance.
LIVE PREVIEW
Bluebook replica
See the Bluebook interface, AI analytics, and your personalised study plan
Identical to the real test layout
AI Analytics
After every mock test, our AI engine breaks down your performance across 200+ skill markers — so you study what matters, not what feels familiar.
Section-by-section breakdown
Exact scores for Reading, Writing, and Math with subtopic detail.
Weakest skills across 200+ subtopics
Pinpoints algebra, geometry, grammar, vocabulary gaps with precision.
Accuracy trends over time
Week-by-week progress charts so you always see the direction you're moving.
Time spent per question
See where you're losing points to pacing, not knowledge.
1,340
Predicted score
+210
Points from baseline
Skill breakdown
Time per question — Math
Red = over time limit · Amber = borderline
Your plan · 8 weeks to SAT
Target: 1450 · Current: 1280
Today — Geometry: Circles
95 min · 2 practice modules
Tomorrow — Timed Math section
75 min · adaptive difficulty
Wed — Grammar: Punctuation
90 min · targeted drill
Thu — Full mock test
3 hrs · Bluebook simulation
8
Weeks to goal
+170
Projected gain
Smart Roadmap
Stop guessing what to study. MentisPrep builds a daily schedule around your exam date, skill gaps, and available time — and rebuilds it every time you complete a session.
Built around your exam date
Enter your SAT date and get a day-by-day plan immediately.
Focuses on your highest-yield gaps
AI prioritises topics where one hour of study moves your score most.
Adapts automatically — no manual updates
Crush a topic? The plan shifts. Fall behind? It adjusts without you asking.
Every day has a clear, purposeful goal
No more "I'll just do a few questions." Every session is intentional.
100% Free · Enter your exam date · Start in seconds
Our Mission
We believe every student — regardless of zip code or family income — deserves access to world-class SAT prep. So we built it. 100% Free, with no barriers to entry.
Test prep shouldn't be a privilege. Princeton Review charges $630/month. Kaplan charges $167/month. MentisPrep included everything you need to succeed — because the only thing between a student and a great score shouldn't be their parents' bank account.
200+
Skill markers tracked per student
You pay $0
100% Free · No credit card required
SAT Prep Resources
Tips and strategies from students and educators who've been through it.
Common Questions
Because we believe test prep shouldn't be a privilege. Our test prep platform includes unlimited mock tests, AI analytics, and a personalised study plan — more than most paid platforms offer. We want every student to be able to access great prep, regardless of budget.
Khan Academy is great for concept videos. MentisPrep is a full practice platform — unlimited full-length mock tests in the real Bluebook interface, AI that tracks 200+ skill markers, and a personalised study plan that rebuilds after every session.
Most students who see significant score movement take at least one full mock every 2 weeks, plus targeted skill drills between tests. Your study plan will recommend the right cadence based on your exam date and starting score.
Any student preparing for the Digital SAT — whether you're starting 6 months out or 2 weeks before the test. It works especially well for self-motivated students who want data-driven feedback instead of just watching videos.
Yes. Our test environment replicates the official College Board Bluebook interface — same layout, same Desmos calculator, same timing modules, same adaptive difficulty engine. Students who practice here report zero interface surprises on test day.
Yes — your progress saves automatically. Pick up exactly where you left off, whether that's an hour later or the next day.
Yes. We don't sell your data, share it with advertisers, or use it for anything other than personalising your study experience. You can delete your account and all associated data at any time.
Take a diagnostic mock test first — it takes about 2.5 hours and gives our AI a baseline to build your personalised study plan from. From there, your daily plan tells you exactly what to do each day.