Just to be explicit, AI-generated content is strictly banned on this forum (“AI policy”). Discussions should be between humans, without AI intermediaries.
It also looked like you used it for quite a bit more than just English grammar (that is why it was very noticeable); do keep in mind that Right Speech is also part of the policies on this forum.
Directly below that in the FAQ is about using translator apps and posting in your native language, which are allowed (to a limited extent) as described there. If you are uncertain about your English, you are welcome to use that route.
There is also the Sutta Companion app for iOS and Android, which is not FOSS as of yet though. It’s also categorized in the tools.and.resources tag