No, Grammarly is not malware.
Malware is a type of illegal software that is created to harm your device. It is also known as "malicious software."
Grammarly’s product offerings check your writing and provide suggestions. The Grammarly team takes care to build a product that does not damage your device or the information stored on your device. Grammarly cannot run on your device unless you choose to install it. You may uninstall Grammarly at any time and remove it from your device.
We value the trust our customers put in us to keep their information safe and secure. Read Grammarly’s User Trust Guidelines to learn about our user-first approach to privacy and security. Learn more about Grammarly security operations, policies, practices, and attestations on this page.