Modeled after elite exam preparation systems. Take authentic adaptive mock exams, drill by difficulty & domain, master formulas and flashcards, and track your weak spots with predictive analytics.
Everything You Need for Test Day Confidence
Designed specifically around the latest Digital SAT adaptive specifications and ACT standard formats.
Official-style interface featuring live countdown timer, choice eliminator, question flagging, and instant full scoring.
Explore Exam HubFilter questions by exam (SAT/ACT), subject, specific sub-domain, difficulty level, and practice vs timed mode.
Build Practice SetHigh-frequency SAT vocabulary, essential punctuation rules, math formulas, and science graph analysis cards.
Review FlashcardsSearchable mathematical cheat sheet with KaTeX notation, geometry rules, and grammar hierarchy guidelines.
Open Formula VaultSet your exam date and score target to generate a 4-week task checklist with daily milestones.
View Study ScheduleIdentify your exact weak sub-domains, monitor pacing per question, and track your score progression.
Check AnalyticsCompare the structure, timing, and calculator rules to choose your ideal test strategy.
| Feature | Digital SAT | ACT Exam |
|---|---|---|
| Total Time | 2 hours 14 minutes | 2 hours 55 minutes |
| Scoring Range | 400 – 1600 Scale | 1 – 36 Composite |
| Test Structure | 2 Sections (Reading & Writing, Math) | 4 Sections (English, Math, Reading, Science) |
| Pacing Pressure | Generous (~71 sec / question) | Fast-paced (~50 sec / question) |
| Math Calculator | Allowed on 100% of Math questions (Desmos built-in) | Allowed on Math section (bring own calculator) |
| Science Section | No separate section (science passages in RW) | Dedicated 40-question Science reasoning section |
Launch a full-length mock or a quick 10-minute section drill right now.
Complete full-length Digital SAT diagnostic simulation featuring Reading & Writing and Math modules with adaptive timing.
Focused 7-question timed sprint covering Heart of Algebra, Advanced Math, and Trigonometry.
Targeted drill testing Craft & Structure, Evidence, and Standard English punctuation rules.
Comprehensive 4-section ACT mock exam including English, Mathematics, Reading, and Science with 1-36 composite scoring.
Pacing-critical drill covering data trends and conflicting viewpoints with instant analysis.
Whether you are an institution administrator, a private tutor managing question banks, or a student drilling for a 1500+ SAT, PrepsACT gives you specialized tools.
Super-admin control over the platform: provision faculty accounts, monitor global question repository, audit scoring curves, and oversee domain settings.
Upload custom question banks (CSV/JSON), build custom exams, configure time limits, grant student access, and check question-by-question gradebook attempts.
Take tests assigned by your instructor, simulate realistic test days with built-in Desmos and formulas, review mistakes, and study with flashcards.
Start with our diagnostic test to establish your personalized baseline and discover your exact area of highest score leverage.