Every test your high schooler takes. One subscription.
Real SAT practice with built-in score prediction — with PSAT, ACT, and AP exams rolling out next. AI-driven drills from your mistakes. No fluff, just practice and progress.
Pro comes with a +100-point score guarantee — improve, or your next month is free.
✓ Free forever — no credit card required
- Real section timers & pacing
- Topic heatmaps & analytics
- Auto drills from mistakes
- Privacy-first, no ads
Looking at your last 5 attempts, you're reading x² as “2x” — but x² means x times itself (x · x). Try this one:
Context-aware tutoring built on your practice history — free to try daily, more with Pro.
What's included
One subscription. Every test your high schooler takes. More rolling out each semester.
SAT
Full Digital SAT format with adaptive Module 2, section timers, and a full question bank.
PSAT / NMSQT
Same format as the Digital SAT. National Merit qualification prep. Porting our SAT bank.
ACT
English, Math, Reading, and Science. Different format from the SAT — we're building it right.
AP Exams
35+ AP subjects. We'll build the most-requested ones first. Pick yours on the vote page.
Why UnlimitedTests?
Real Simulation
Timed, sectioned engine that feels like the real SAT.
Instant Analytics
Topic heatmaps and per-question timing to focus your effort.
AI Review Drills
Your mistakes become custom practice sets automatically.
Track Progress
Milestones, streaks, and growth charts keep you motivated.
More than practice questions
What's actually in the toolkit, beyond the test engine.
Spaced repetition review
Every question you miss becomes a review card. We resurface it at the right interval so it sticks — you're not just answering practice questions, you're building memory.
- Auto-built from your wrong answers
- Re-tested at increasing intervals
- Drills retire once you've mastered them
Score prediction
See where you'd score today. The model calibrates against College Board scaling data and updates as you practice, so the number you see is grounded — not aspirational.
- Live forecast toward your target
- Calibrated against real SAT scoring curves
- Updates after every full-length test
Adaptive study plan
Tell us your target score and test date. We build a daily plan focused on your weakest topics and adjust it as your skills shift across modules.
- Built around your test date
- Re-prioritizes weak topics weekly
- Mixes timed drills, full tests, and review
How we compare
Verified-quality explanations and a real AI tutor — at a fraction of the price.
| Feature | UnlimitedTests | Khan Academy | Acely | OnePrep | Princeton Review |
|---|---|---|---|---|---|
| Free to start | |||||
| Unlimited full-length practice tests | |||||
| Adaptive, AI-personalized practice | |||||
| AI tutor on any question | |||||
| Expert-verified explanations | |||||
| Spaced-repetition review | |||||
| Personalized study plan | |||||
| Price | Free–$24.99/mo | Free | $49–149/mo | $39–99/mo | $299–2,199 (one-time) |
How it works
Three steps from first click to score jump.
Take a diagnostic
Short free test shows your baseline.
Get your personalized plan
AI identifies weak areas and creates a study schedule.
Practice and improve
Unlimited tests, spaced repetition, and AI tutor chat.
Frequently asked questions
Everything you need to know before you start.
- The Free plan includes the diagnostic, daily drills, topic practice, and one full-length SAT a month. Pro unlocks unlimited full-length tests, the Checkpoint diagnostic, adaptive practice, and more daily AI-tutor questions.
- Your Module 2 difficulty adjusts based on M1 performance, mirroring the real Digital SAT.
- Yes — cancel your PRO subscription anytime from the billing portal. Cancellation takes effect at the end of your current billing period: you keep full PRO access until then, and we don't refund partial months.
- The SAT is fully live with a complete question bank. PSAT, ACT, and AP exams are coming next — visit the vote page to help us decide which to build first. Your subscription will unlock every test as it ships, at no extra cost.
- Our current targets: PSAT in Q3 2026 (same format as the Digital SAT, so we're porting our existing bank), ACT in Q4 2026, and AP exams through 2027. Vote for your priority and we'll email you the moment each one ships.
- The site is a Progressive Web App — install to your home screen for an app-like experience.
- Predictions blend your real practice-test performance with official College Board scaling curves, and they get more reliable as you complete more full-length tests.
Start your SAT journey today
Free tier forever. Built around the official Digital SAT format.
No credit card required • Free tier forever