Based on your search for AI tools, both Enlighten AI and Learnt.ai could be beneficial for your needs.

Enlighten AI is particularly useful for grading student work. It uses natural language processing and machine learning to learn from your grading style and provide draft suggestions for scores and feedback. This can significantly speed up the grading process, especially for large classes. Additionally, it has a bias-reduction feature that hides student names during grading to help reduce unconscious bias. This tool is currently free, making it a cost-effective solution for teachers.

On the other hand, Learnt.ai is an AI-driven tool designed to assist in creating learning content. It offers over 50 tools, including AI-generated content, AI-powered assessments, and AI-powered feedback. This can save you time and automate the content creation process. It also integrates with existing learning management systems, streamlining the learning process for both educators and students. The platform offers a free plan with limited features, and paid plans starting at $9 per month.

In conclusion, if your primary need is assistance with grading, Enlighten AI would be the best fit. However, if you're looking for a more comprehensive tool that can assist with content creation, assessments, and personalized feedback, Learnt.ai would be a better choice.