Grading Freemium

PaperRater

Free AI-powered online proofreader identifying grammar, spelling, vocabulary, and stylistic errors while providing plagiarism checking and automated scoring. Makes professional essay evaluation accessible without cost barriers. For resource-limited ESL/EFL programs, represents critical infrastructure for assessment.

Visit PaperRater

Key Features

AI-powered grammar and spelling checking with correction suggestions

Vocabulary suggestions and writing quality assessments

Plagiarism detection comparing against extensive databases

Automated essay scoring providing numeric ratings and qualitative feedback

Premium tier enabling 200 submissions/month and 25 plagiarism checks

Pricing

Model: Freemium

Details: Free: 50 submissions/month, 10 plagiarism checks. Premium: $14.95/mo or $95.40/year

Teaching Context

Classroom Online

Student Age

Teens Adults

CEFR Levels

B1 B2 C1 C2

More Grading Tools

Brisk Teaching

Chrome/Edge browser extension delivering AI assistance directly into Google Docs, online textbooks, PDFs, and web content. Enables real-time support for essay grading, feedback provision, and student differentiation. Addresses teacher burnout by embedding time-saving AI into existing workflows.

Freemium

CoGrader

AI-powered rubric-based grading platform reducing essay grading time by 80% through first-pass automated feedback and grades. Features integrated ChatGPT detection to address academic integrity concerns in multilingual contexts. Enables custom grading criteria aligned with state standards.

Freemium

Criterion (ETS)

ETS's e-rater engine provides holistic scores and annotated diagnostic feedback instantly. Developed specifically for English language learners with ELL versions. Analyzes essays against 50+ language features organized into 11 categories. Multiple instructional versions available (Elementary, Middle School, High School/College, ELL, Bilingual).

Paid