Side by side
HERON vs MarkInMinutes
Compare what each tool does, what it costs, and how it fits your workflow.
Designed for
AI tool that grades handwritten exams in seconds.
Grade students in minutes, not hours.
Primary task
Exam grading
Grading
Pricing
Freemium · Free + from $3
Paid · from $9/mo
Pricing details
Free + from $3
from $9/mo
Billing cycle
Pay-as-you-go
Monthly
API access
Not documented
Listed as available
Platforms
Android
Web
Integrations
Not documented
Excel
Source rating
No rating recorded
3.0 / 5 · 1 ratings
Catalog views
253
526
Estimated monthly traffic
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Catalog imported
31 Aug 2026
31 Aug 2026
Listed strengths
- Grades handwritten exams quickly
- Accurate handwriting interpretation
- Exams captured via smartphone
- Grading templates and rubrics
- Digital record creation
- Automates grading
- Supports multiple document formats
- Detailed evidence-based feedback
- Generates informative student report
- Users upload grading criteria
Listed limitations
- Requires smartphone camera
- Possible misinterpretation of handwriting
- Copying tools limited
- Dependency on saved templates
- Limited handwriting styles recognized
- Cannot evaluate Excel Formulas
- Cannot handle audio submissions
- Doesn't support video presentations
- Cannot perform calculations
- Lack of instant grading