Chapterra

AI Editing Tools for Your Manuscript

Chapterra is a full editing suite that works on entire manuscripts, chapter by chapter: proofreading, copyediting, line editing, developmental critique, beta-read reports, a story bible, translation, a writing coach, and opt-in drafting. Pick the tool for where your book is right now.

Upload your manuscript free

Editing, from first draft to final polish

Proofread fixes errors. Copyedit and line edit improve how the prose reads. Dev Critique and the Beta Read Report look at the whole story. Story Bible keeps a long book consistent, Translate carries it into other languages, and the Writing Coach and Cowriter help when you are still drafting.

ProofreadFix spelling, grammar, and punctuation, free. CopyeditFlow, consistency, and readability. Line EditSentence-level style and polish. Dev CritiquePlot, pacing, and character feedback. Beta Read ReportAI report to review against your book. Story BibleTrack characters, timeline, continuity. Writing CoachDiscuss the selected chapter. TranslateTranslate a sample and review it. CowriterExplore revisions from your notes.

Practical editing guides

Proofreading, copyediting and line editing: a worked example

Fix a character decision that does not make sense

Start with a free proofread

Try the free proofreading mode first. Other editing tools and optional reports have separate access requirements and estimates.

Open Chapterra