This tool is suitable for improving your grammar and most importantly try to improve your readability. Thus, this can increase your SEO performance, although I see that the grammar is performing good, but not the best like what Grammarly does. Although Grammarly only focuses on these features. But overall performance on grammar and sentence structure was pretty impressive!

I am not satisfied with the 15000 words limitations as sometimes my contents are longer and maybe need 20000 or 30000 words. Although this keywords maximum limitation already increased from 10.000. but I still think it is not enough