Practice
01 / 06
Work through a test-style section
Practice in the same focused digital flow you expect on test day.
ReedSutton · Digital SAT practice
Don’t just review what you got wrong. Understand why—and see if you can avoid it next time.
For every answered wrong question, see what likely pulled you toward that choice, the evidence you missed, and one rule to use next time. Then track whether the same mistake comes back.
No credit card required
D-1 until the next SAT
SAT dates in the next two months
SAT Weekend — November 2026
SAT Weekend — December 2026
01 · Make the change visible
Understand the Cause. Measure the Change.
Practice
01 / 06
Work through a test-style section
Practice in the same focused digital flow you expect on test day.
Score
02 / 06
See the result and breakdown
Finish the section to review your score estimate and performance distribution.
Understand
Key feature03 / 06
Understand the pull of a wrong answer
Initial Mistake Analysis brings the diagnosis, evidence, avoid rule, and history into one review card.
Review
04 / 06
Review the full picture
Review accumulated results across completed section sessions so the next study decision starts with context.
Reassess
05 / 06
Measure what is changing
Move from the overview to skill-level detail and give improvement a specific target to revisit.
Track Patterns
Key feature06 / 06
Notice what keeps coming back
Question Pattern Insights groups related results so recurring patterns are easier to notice and review.
02 · Keep the next session ready
Mistake Notebook
Review List
Keep mistakes together
Review List keeps wrong and marked questions together, with explanations and notes ready for the next focused review session.
Vocabulary
Look up a word in context
Highlight an unfamiliar word in the same review space, see its meaning in context, and save it for a later study pass.
Vocabulary Study
An individual word routine
Build recall with a personal vocabulary queue, then return to words that need another pass.
Clear analysis scope
Useful context, with explicit limits.
Initial Mistake Analysis is available only for a question you answered incorrectly with a keyed answer. Correct answers are not treated as mistakes, and unanswered questions are not included.
- Cross-set context can use up to 6 earlier comparable DSAT sets.
- The current session, current set, and later sets are excluded from that context.
- Small samples are shown as early signals, not labeled as personal patterns.
- Attempted questions are the denominator for accuracy: correct plus incorrect; unanswered questions are excluded.
Plans
Start free, then choose the depth of review you need.
Free
$0
No credit card required
- Three months of Free access
- Up to 10 unique sets
- Auto scoring
- Read-only deterministic Assessment results
- 2 total Assessment analyses (first after DSAT005, second after DSAT010)
- 10 follow-up AI Tutor requests per set
- 10 in-context Vocabulary AI lookups
Premium
Student price$390(3 months)
Open Promotion3-month validityPrevious promotional validity: 1 month
Regular price $500
Student verification required
- Unlimited
- Auto scoring
- Basic Review List: filters, priorities, notes, and direct Review links
- Assessment analysis
- Private Tutor: step-by-step reasoning and Desmos strategies
FAQ
Common questions about ReedSutton.
Can I try it for free?
Yes. Free lasts three months from the date you start your first Free set and includes up to 10 unique sets, auto scoring, 2 total AI Assessment analyses: the first after DSAT005 and the second after DSAT010, 10 follow-up Tutor requests per set (Initial Mistake Analysis excluded), 10 in-context Vocabulary lookups, and no credit card required.
What does Review List do?
It keeps missed and marked questions together so your next review session starts with the work that matters.
Can I pause a test?
Yes. Sessions save your place so you can return later.
How can I get support?
Contact support@reedsutton.net for account, billing, refund, or product questions.
Independent educational software
ReedSutton is independently created practice software. It is not affiliated with or endorsed by the College Board or OpenAI, and it does not guarantee scores or admission outcomes.
사업자 정보 (Business Information)
- 퀴즈매니아 (QuizMania Inc.)
- 대표: 박정환 (Park Jungwhan)
- 사업자등록번호: 458-86-04024
- 통신판매업신고: 제 2026-서울강남-03356 호
- 서울특별시 강남구 논현로159길 25, 2층(신사동)
2nd Fl., 25 Nonhyeon-ro 159-gil, Gangnam-gu, Seoul 06027, Korea - 070-8080-1740
- support@reedsutton.net · satgpt99@gmail.com
Legal Documents
Premium is a prepaid three-month digital plan. Once a three-month term begins, SAT practice content, scoring, review, and related digital access for that term are made available immediately. Cancellation stops only the next three-month renewal, access continues through the current term, and no current-term mid-term or prorated refund is issued for a change of mind, except for applicable law, payment errors, duplicate charges, or material service errors.