Sample demonstration — feedback is prepared, not AI-generated.
Check my sentence · Step 1
Which Gremlin should check it?
Each Gremlin looks for one kind of problem. Pick one to see three sample sentences.
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Apostrophe errors
Apostrophe Ava
Run-on (fused) sentences
Run-on Ronnie
Comma splices
Comma Splice Spike
Sentence fragments
Fragment Frankie
Subject–verb agreement
Agreement Aggie
Pronoun agreement, case, and reference
Pronoun Pete
Dangling modifiers
Dangling Daryl
Wordiness and repetition
Wordy Wanda
Unintended tense shifts
Tense Tina
Vague wording
Vague Veronica