Side by side
AI Grader Pro vs iRubric
Both stand on rubric software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free trial MacWindows
Choose AI Grader Pro if you grade mathematics or other STEM responses and want rubric-driven, step-wise workflows with batch processing. Look elsewhere if you need a free plan or do not want responsibility for checking AI-generated grading and feedback.
Visit AI Grader Pro Free plan Web
iRubric supports the full rubric assessment cycle, from student submission and instructor feedback to LMS grade return and institutional reporting. Individual instructor and student access is reported as free, while electronic assessment depends on RCampus Gradebook.
Visit iRubricThe facts
| AI Grader Pro | iRubric | |
|---|---|---|
| Free plan | A free trial | Yes |
| Open source | Not published | Not published |
| Runs on | Mac, Windows | Web |
| Lowest paid plan | Personal (Annual): $120 a year | Not published |
| Plans published | 2 | None |
| Maker | Not published | Not published |
| Website | aigraderpro.com | rcampus.com |
| On rubric software | #13 of 22 | #9 of 22 |
AI Grader Pro: what it does well
- Rubrics support structured and consistent scoring
- Partial credit and solution-step review
- Batch processing for question sheets and answers
- Exports reports, summaries, and class-level outputs
- Local-first approach minimizes data leaving the environment
What to know first
- No free plan
- Paid annual plans start at $120 a year
- AI outputs may contain errors and require review
- Full LaTeX output needs a LaTeX distribution
iRubric: what it does well
- Grades are calculated and returned to LMS in real time
- Students can review rubrics before submitting work
- Reports cover course, program, and institution levels
- LTI integration provides single sign-on
- Free use for individual instructors and students is reported
What to know first
- Electronic assessment requires RCampus Gradebook, according to a 2019 paper
- The listed Gradebook Plus price is from that paper’s publication period
- Current paid pricing is on request
Alternatives to AI Grader Pro Alternatives to iRubric The whole list