Perhaps take a look at quillbot and prowritingaid, both are cheaper than typical llm services and have the functionality you want. Tldr this has a nice ui but can be hit or miss. Gemini is fast but lacks a browser extension.
So i did use gpt for my essay but simply for idea and how to expand things, and more points i could make, i never copy pasted off it. Quillbot is a bit cheaper and far more geared towards. Thoughts on quillbot ai as a writing aid?
除了quillbot, 我喜欢的另外一个润色网站就是chatgpt,它的润色功能非常强大(用完瞬间感觉自己可以在大学教书的那种.)我之前在 读者答疑 28| 如何用chatgpt辅助自己的学习? I think grammarly is fine, it just checks your grammar afaik and rephrases things to maintain a tone, i.e. I actually am part of a startup which developed a tool that can prove that a student did not use ai to write an essay/assignment. I used quillbot for a paraphrase and turnitin marked the generated text as student paper which means that another student actually has generated.
We are currently looking for students who would. Quillbot is free and simple. So i put my essay though. I guess it depends on how you use them.