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Human Error Engine
Make answers look human. Toggle what types of imperfections to include.
30%
Perfect (0%)Realistic (30%)Struggling (70%)Barely passing (100%)
Writing Style (Optional)
Upload a past assignment you wrote yourself. AI will match your voice and patterns.
Grade Level
★ First PDF is free
HOW IT WORKS
1
Upload your PDF worksheet or exam
2
Choose grade level and error settings
3
AI solves questions and writes answers into the PDF
4
Download the same PDF with answers filled in