"Line edit" is the most misused term in publishing. It isn't typo-fixing and it isn't a story critique — it's sentence-level surgery on how your prose reads. Here's exactly what it changes, with examples, and what it costs in 2026.
| Edit | What it fixes | Example note |
|---|---|---|
| Line edit | Clarity, rhythm, word choice, redundancy, filter words, flow | "Three sentences in a row open with 'She' — vary the rhythm." |
| Copyedit | Grammar, punctuation, consistency, style-guide compliance | "'Blond' in ch. 2 but 'blonde' in ch. 9 — pick one." |
| Proofread | Typos and formatting errors in the final file | "Missing closing quote, p. 214." |
Filter words — the invisible glass between reader and scene:
Before: She felt the cold wind cut through her coat and she knew winter had finally arrived.
After: The cold wind cut through her coat. Winter, finally.
Redundancy — saying it twice weakens it both times:
Before: He shrugged his shoulders and nodded his head in agreement.
After: He shrugged and nodded.
Buried action — the sentence's power hiding in the middle:
Before: The fact that he had lied to her was something she couldn't stop thinking about.
After: He'd lied to her. She couldn't stop thinking about it.
Multiply that by every page: a full line edit typically means hundreds of changes across a manuscript. Individually small, collectively the difference between prose that feels unedited and prose that reads professional.
A line edit polishes the sentences you have. If the story starts in the wrong place, the middle sags, or a subplot goes nowhere, a line edit makes those problems more elegantly worded — and that's all. This is why order matters: structure first (developmental), sentences second (line), correctness last (copyedit/proof). Paying to line-edit scenes you later cut is the most reliable way to waste editing money.
The #1 fear authors have about line editing is real: a heavy-handed line edit can sand the voice off a book until it reads like anyone could have written it. Whoever (or whatever) edits your lines should be able to say why each change fits how you write — not just impose generic "good style".
Costs in 2026: a human line edit typically runs $800–$3,500 for a full novel (about $0.01–$0.04/word), over 3–8 weeks. Starport's Line Edit runs the full manuscript in minutes for a fraction of human rates, cites every change against a Style Sheet derived from your own prose, and scores each chapter on how well your voice held.
The Manuscript Scorecard grades your full manuscript on nine craft metrics, benchmarks it against professionally-edited books, and tells you exactly what to fix first. Free, in minutes.
Get your free Manuscript Scorecard →For a professional release, ideally yes — they fix different things. Budget-constrained indies often do a strong line edit plus a careful self-copyedit with a style checker, then a proofread.
After the structure is settled and the scenes are final. Line-editing prose you might still cut or rewrite is paying to polish material that may not survive.
A bad one will. A good one measures changes against how you actually write — that's exactly why Starport derives a Style Sheet from your prose first and cites every edit against it.
For a typical 80k-word draft, several hundred line-level edits is normal. If you get back a dozen notes, you received a light read, not a line edit.