A Free AI Grader for Teachers
Proctor AI offers a free AI grader so you can try automated grading on your own papers before paying anything. Upload a class, give it a rubric, and see the marks and feedback it produces, with you approving every result.
The free plan is a real working tool, not a watered-down demo. It reads handwritten answer sheets, essays, and exams and grades them against your marking scheme.
- $0 to start grading
- No card required to sign up
- 10 sec per paper graded
- Full teacher control of marks
What you get for free
- Grade handwritten papers, essays, and exams against your rubric
- Per-question scores and written feedback for each student
- Annotated corrections on the page
- Basic reports so you can see class performance
- Full teacher control: review and adjust every mark
How to start grading free
- Create a free account: Open the portal and sign up. No credit card needed.
- Upload your class: Add a PDF of your students' answer sheets.
- Add your rubric: Type a prompt or attach your marking scheme.
- Review and approve: Check the AI's marks and feedback, then approve.
Free vs paid: what changes
| Feature | Free | Paid |
|---|---|---|
| Grade handwritten papers | Yes | Yes |
| Rubric-based scoring | Yes | Yes |
| Feedback and annotations | Yes | Yes |
| Monthly grading volume | Limited | High |
| Team and school features | No | Yes |
| Advanced analytics and exports | Basic | Full |
Frequently asked questions
Is the AI grader really free?
Yes. Proctor AI has a free plan that grades a real set of papers. Paid plans add higher volumes and team features, but you can start at no cost.
Do I need a credit card to start?
No. You can create an account and start grading free without a card.
What can I grade on the free plan?
Handwritten answer sheets, essays, and exams, scored against your own rubric, with feedback and annotated corrections.
Will my marks be accurate on the free plan?
The free plan uses the same grading engine, around 93% agreement with manual grading, and you review and approve every mark.