The Scribbr grammar checker finds more errors than many other tools and is particularly user-friendly:
Winner: In our test comparison, the Scribbr grammar checker found 19 out of 20 errors, putting it in first place.
No registration required: You don’t need an account to use the grammar checker.
No limits: There is no character or word limit.
Ad-free: There is no advertising on Scribbr to distract from the tool.
For more details, feel free to read our test of the best English grammar checkers.