Grading. Without
the Stack.
Upload exams, let AI mark them against your rubric, and keep the final call yourself. Save hours per test, without giving up accuracy.
Trusted by teaching teams at
Our results
Measurable impact. Every test round.
See how teachers in Gelderland and Utrecht are already winning back hours every week. From faster grading rounds to less admin — GradeLens delivers results every day.
Every scan shows real-time progress; teachers see exactly where a student scored.
Our features
Features that speed up your grading.
Designed to give you overview and prevent mistakes — from scan to final grade.
Smart answer recognition
Scan handwritten or typed answers and let AI structure them per question, flagging edge cases for human review.
Rubric-driven grading
Enter your rubric once; GradeLens checks every answer against it and explains the reasoning behind each point.
Human approval, always
No grade reaches a student without your sign-off — in line with GDPR's requirement for human oversight of automated decisions.
Class overview & analysis
See in one dashboard where a class as a whole is falling behind, per question and per learning goal.
How it works
Get started in 3 simple steps.
- 01
Enter your rubric
Type or paste your marking scheme into GradeLens once.
- 02
Upload exams
Scan or upload your class's answers — one at a time or in bulk.
- 03
Review & export
Check the AI's suggestions, approve them, and export the grades.
Blog & articles
Insights for smarter grading
How AI grading saves time without replacing the teacher
Discover how automated marking and human review reinforce each other.
Blog
Writing rubrics that AI (and people) can follow well
Practical tips for clear, testable grading criteria.
Blog
GDPR and automated grading: what's allowed and what isn't
An overview of Article 22 and what it means for your grading process.
BlogFrom pilot to school-wide: scaling AI-assisted grading
Lessons from the pilot network in Gelderland and Utrecht.
Blog