Practice IELTS, TOEFL iBT, GRE, GMAT, SAT and 9 more standardized tests with AI-generated content that is 96% indistinguishable from official exams. Instant AI scoring for Speaking and Writing — calibrated to official band descriptors.
From test selection to detailed AI feedback — the entire loop runs in one session.
Select from 12+ standardized test types or build a fully custom test. Set your section preferences, timing mode (timed or untimed), and difficulty target.
Work through sections with authentic timing, AI-generated audio for Listening, and a clean test-day interface. Section-by-section progression mirrors the real exam flow.
Receive official-scale band scores, section breakdowns, per-criterion AI feedback for Speaking and Writing, multi-perspective feedback from 3 AI personas (Examiner, Study Coach, Fellow Student), model answers, and concrete improvement suggestions — all immediately after submission.
Every test follows official timing, section structure, question formats, and scoring scales. Updated for 2023 international standards.
Go beyond preset tests. Provide your own reading passages, listening transcripts, writing prompts, or speaking topics — the AI generates questions from your content, or you use it exactly as-is. Perfect for language schools, universities, and corporate English programs.
MCQ · True/False/Not Given · Fill-blank — generated from your passage or pre-set question set.
MCQ and fill-blank questions with AI-generated audio from your transcript using 23 TTS voices.
AI-evaluated essay using your prompt. Rubric calibrated to official scoring (IELTS, TOEFL, GRE, CELPIP, PTE).
AI-evaluated spoken response to your topic. Scored on fluency, pronunciation, grammar, and vocabulary.
Our 17B parameter evaluation model uses official band descriptors for each test type. No generic rubrics — every score mirrors what a certified human examiner would give.
Scored per criterion on official scale. Example below shows an IELTS response.
Rubric calibrated per test type. Example below shows a TOEFL Integrated task.
Instant results — no waiting. Example IELTS full test result.
Result includes: AI feedback per section · Model answers · Multi-perspective feedback · Improvement suggestions · Downloadable report
Writing and Speaking results include feedback from 3 distinct AI personas — each referencing your actual text and full test context.
Strict, rubric-focused
Identifies exactly which band descriptor you missed and how it affects your overall score. Quotes your actual response.
Supportive, actionable
Connects strengths from other sections to this one. Gives one before/after rewrite using your actual text.
Relatable, practical
Shows how fixing one area could raise your overall band. Shares a concrete study technique that works.
Available for all test types: IELTS, TOEFL, PTE, OET, CELPIP, GRE, Duolingo, Adaptive Language, and Custom tests.
Item Response Theory (IRT) algorithm adjusts question difficulty in real time based on your performance — exactly as the official GRE and SAT do. SAT Math sections include the built-in Desmos graphing and scientific calculator, matching the real Bluebook testing experience.
Also explore: Custom Exam SystemPreparing for an exam abroad? Practice with tests indistinguishable from the real thing and get targeted feedback to fix your weakest areas.
Run mock exams, track cohort progress, and deploy custom tests built from your own course materials — all from one platform.
Deploy standardized English proficiency screening or professional language certification at scale — self-hosted under your institution's domain.
12+ test types · 60+ question formats · Instant AI speaking and writing scores
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