The main point is that this tool is free online service.
Now this tool is exist for only specific students but our plan is to improve this tool as Saas project.
The overview this project like this.
The purpose is to detect the mistake section in the PDF like essay and report for students so that to reduce the time to check and improve the accuracy of the document but it is useful not only students but also for the lawyers.
Because it can be used for detect the grammatical issues, old terms, words that conflict with the law.

Users can upload the document like this image.

https://go.screenpal.com/watch/cTnZDznhSZR
As you can see here, you can modify the mistake section and then edit according to your requirements.

Thanks for your time and if you are interested in me, plz give me the star.
here. https://github.com/Code-Quang/Adlyceum-PDF-free-editor-