Yes. Grammarly is a reliable plagiarism checker. In fact, Grammarly recently collaborated with ProQuest (an extensive content database) and can now run both onlinand offline checks. What's more Grammarly has some rad add-on features apart from just plagiarism 👇Does Grammarly really work?
Grammarly is an online error-detection and correction tool that improves communication by helping people find and correct their writing mistakes. Not only does Grammarly suggest corrections, it explains the reasoning behind the suggestion.