There are quite a few rephrasing tools out there. This is what you can do with them:
– correct errors
– try to see if another formulation might be better or more suited
– avoid repetition
– …
Grammarly: Free Online Writing Assistant
www.grammarly.com/
Paraphrase Tool | Free Paraphrasing For All Languages
paraphrasetool.com/
Paraphraser – Best Paraphrasing Tool
www.paraphraser.io/
Paraphrasing Tool
Paraphrasing Tool – Academic Rephrase Tool for Researchers
Quillbot Paraphrasing Tool
quillbot.com/
Rephrase
www.rephrase.info/