Free AI Essay Grader

AI Essay Grader: Grade Essays with Custom Rubrics in Seconds

The AI essay grader teachers use to grade rubric-based essays at scale. Per-criterion scoring, citation-level feedback, bulk PDF upload with OCR. Works for K-12, university, IELTS, TOEFL, SAT, GRE, and UPSC essays. Free for 20 essays per month.

  • 20 free essays/month
  • Custom rubrics
  • No credit card
Teachers Using Formswrite
60,000+
Avg Per Essay Graded
12 sec
Teacher-AI Agreement
82%
Essays Per Batch
100+

How it works

From a stack of essays to a fully scored gradebook - 30 essays in under 6 minutes.

  1. Pip

    Upload Your Rubric

    Upload your essay rubric (PDF, Word, or paste plain text), or pick from our library of Common Core / IB / CBSE / AP / IELTS / TOEFL / SAT rubrics. The AI essay grader will score every essay against these exact criteria.

    Upload Rubric Upload Your Rubric
  2. Momo

    Upload Student Essays

    Drop in essays - PDF, Word, Google Docs, or photographed paper submissions. Bulk upload up to 100 essays at once. The AI essay grader runs OCR on scans automatically.

    Upload Essays Upload Student Essays
  3. Kiki

    Get Per-Criterion Scores + Feedback

    Every essay scored per criterion in 10-15 seconds, with line-cited evidence and 3-5 sentences of feedback per criterion. Review, override if needed, export to CSV, or share via Google Classroom.

    Grade Essays Free Get Per-Criterion Scores + Feedback

What Makes This AI Essay Grader Different

Rubric-first scoring, per-criterion feedback with citations, and bulk grading at scale - the AI essay grader teachers actually trust.

  • Per-Criterion Rubric Scoring

    RubricMulti-Criteria

    Upload your essay rubric and the AI essay grader scores each criterion separately. A 4-criterion rubric returns 4 distinct scores plus an overall grade, with the AI citing exact passages.

    • 1-10 criteria supported
    • Standards-aligned (Common Core / IB / CBSE)
    • Configurable point scales
    • Per-criterion evidence citations
    • Override individual scores anytime
  • Argument & Citation Analysis

    AnalysisDeep

    Beyond surface scoring - the AI essay grader analyzes argument structure, evidence quality, and citation accuracy. Catches unsupported claims, misquoted sources, and weak transitions.

    • Thesis clarity scoring
    • Evidence-quality detection
    • Citation accuracy check
    • Argument coherence
    • Counter-argument awareness
  • Detailed Per-Essay Feedback

    FeedbackActionable

    Every essay gets 3-5 sentences of feedback per criterion, citing specific lines. Students learn from the feedback - not just a number at the top.

    • Strengths + improvement areas
    • Line-level citations
    • Suggested revisions
    • Tone-controlled (encouraging by default)
    • Optional rewrite suggestions
  • Bulk Essay Grading

    BulkScale

    Drop 30 essays in at once - PDF, Word, Google Docs, scanned papers, or pasted text. The AI essay grader scores the whole batch in minutes with consistent rubric application.

    • PDF + Word + Google Docs
    • OCR for handwritten scans
    • 100+ essays per batch
    • No rubric drift across students
    • Exportable to CSV / gradebook

“I tested four AI essay graders for our department before settling on Formswrite. It was the only one that scored a 4-criterion AP English rubric correctly on a control batch I'd already graded by hand. The per-criterion citations are what sold me - students see exactly which lines earned which score.”

Marcus ChenAP English Department Chair, California

The AI Essay Grader Purpose-Built for Teachers

Formswrite is an AI essay grader designed around how teachers actually grade - rubric first, evidence second, score third. Upload your essay rubric (any number of criteria, any point scale), drop in student essays as PDF or Word or paste from Google Docs, and the AI essay grader returns per-criterion scores with line-level citations. Every score is justified by specific passages from the student's essay, so you can verify the grade or override it in one click.

How the AI Essay Grader Scores Rubric Criteria

For each criterion in your rubric, the AI essay grader analyzes the full essay text, identifies the passages relevant to that criterion, and assigns a score based on the descriptors you provided. A 4-point thesis-clarity criterion returns one of {1, 2, 3, 4} plus a 2-3 sentence justification citing the actual thesis sentence. The same essay is then re-analyzed independently for the next criterion - so a strong thesis doesn't inflate the evidence-quality score, and weak evidence doesn't deflate writing mechanics.

AI Essay Grader vs. Manual Essay Grading

Grading 30 essays by hand against a 4-criterion rubric typically takes 4-6 hours, with consistency drifting between the first and last essay. The AI essay grader scores the same 30 essays in 5-7 minutes with zero rubric drift - it applies the exact same criteria to essay #30 as to essay #1. You review the scores and citations (faster than reading the essays cold), override where needed, and finalize the gradebook. Most English and Humanities teachers report 3-5 hours of weekly time saved.

Free AI Essay Grader for IELTS, TOEFL, SAT, GRE, and UPSC Essays

The AI essay grader supports every major standardized-test essay format. IELTS Task 1 and Task 2 are graded on the official 4-band rubric (Task Achievement, Coherence and Cohesion, Lexical Resource, Grammatical Range and Accuracy). TOEFL Independent and Integrated essays follow the official 0-5 scale. SAT essay, GRE AWA Issue and Argument prompts, and UPSC Mains essay formats are all pre-loaded. Coaching institutes use the bulk-grading tier to score full mock-exam batches in minutes rather than days.

AI Essay Grader with Google Forms Integration

Already collecting essay responses in Google Forms? Export your form responses to Formswrite and the AI essay grader scores the whole batch against your rubric - going beyond Google Forms' built-in quiz auto-grading, which only handles fixed-answer questions. Pair this AI essay grader with our AI grader for Google Forms to grade the full mix of question types in your Google Forms quizzes.

Frequently Asked Questions

What is an AI essay grader?
An AI essay grader uses AI to score student essays against a rubric - producing per-criterion scores, an overall grade, and detailed feedback citing specific passages. Formswrite's AI essay grader supports multi-criteria rubrics, handles bulk uploads, and works on PDFs, Word documents, Google Docs, and scanned papers.
Is the AI essay grader free?
Yes. The free tier covers 20 essays per month with no credit card required. Paid plans unlock unlimited essay grading, bulk PDF upload, class-level analytics, and rubric library. Most individual teachers stay on the free plan; schools and test-prep institutes upgrade for the volume.
How accurate is the AI essay grader?
Independent testing shows 78-85% agreement with experienced teacher graders on rubric-scored essays - comparable to inter-rater reliability between two human graders. Every score includes the AI's reasoning so you can verify or override in seconds.
Can the AI essay grader handle my school's custom rubric?
Yes. Upload your rubric as a PDF, Word document, or paste the criteria in plain text. The AI essay grader supports any number of criteria, custom point scales (1-4, 1-6, 1-10, percentage), and weighted criteria. Common Core, IB, CBSE, and AP rubrics work out of the box.
Can students submit essays for the AI essay grader directly?
Yes. Share a submission link with your class - students upload essays as PDF or Word, or paste text directly. The AI essay grader scores submissions as they arrive. You control whether students see the AI feedback immediately or only after your review.
Does the AI essay grader work for IELTS, TOEFL, SAT, and UPSC essays?
Yes. The AI essay grader handles standardized-test essay formats including IELTS Task 1 and Task 2, TOEFL Independent and Integrated, SAT essay, GRE AWA, and UPSC Mains. Use the official rubric or your coaching institute's custom criteria.

Grade Your Next Essay Batch in Under 10 Minutes

Upload your rubric, drop in student essays, get per-criterion scores with line citations. 20 free essays per month, no credit card.

  • Free to start
  • No credit card
  • Bulk upload