Free Writing Tools for Fiction Authors
Polish an AI draft or self-edited novel before you publish. Entangled Text offers 27 free browser-based tools for manuscript analysis, story planning, consistency checks, and export formatting — no login, no upload, no AI required.
From Entangled Text — AI book-writing studio for fiction authors. All tools run locally in your browser.
Manuscript Analysis
Manuscript Cleanup Report
One scan for filter words, adverbs, passive voice, dialogue tags, readability, and show-don't-tell hints.
Filter Word Finder
Find crutch words AI prose overuses — very, really, just, suddenly, felt, and more.
Adverb Counter
Count -ly adverbs, highlight top offenders, and see density per 1,000 words.
Passive Voice Scanner
Flag likely passive constructions (was/were + past participle, by the…).
Dialogue Tag Analyzer
Ratio of said/asked vs fancy tags and adverbs attached to speech tags.
Sentence Rhythm Report
Average sentence length, histogram, and flags for monotonous rhythm.
Paragraph Length Analyzer
Spot walls of text and one-line paragraphs that hurt pacing on screen.
Readability Scores
Flesch reading ease, grade level, and avg words per sentence for your manuscript.
Word Frequency Finder
Top repeated words (excluding common stopwords) to catch AI repetition.
Show Don't Tell Hints
Pattern match on emotion labels and telling phrases editors flag in AI drafts.
Opening Hook Checklist
Score your first 250 words against fiction opening best practices.
Structure & Planning
Chapter Word Count Planner
Target novel length → suggested chapter count and words per chapter.
Three-Act Beat Sheet
Fillable Save-the-Cat style beat sheet with word-percent targets. Copy or print.
Scene Planning Worksheet
Goal, conflict, outcome, and POV for each scene — stack as many rows as you need.
KDP Page Count Estimator
Estimate print pages from word count and trim size for KDP planning.
Back-Cover Blurb Builder
Fill in story slots — get a structured 150-word blurb template (no AI).
Title & Subtitle Length
Character counts for Amazon/KDP title and subtitle field limits.
Series Bible Template
Character, world, and timeline fields for series continuity. Copy when done.
Consistency & QA
Character Name Variant Detector
Find similar capitalized names (John/Jon) that may be AI inconsistencies.
Day & Time Reference Extractor
List weekdays, dates, and time phrases for timeline continuity checks.
POV Slip Detector
Flag paragraphs mixing first-person and third-person pronouns.
Proper Noun Extractor
Export a sorted list of capitalized names and places from your manuscript.
Manuscript Diff
Compare two pasted versions word-by-word — see what changed between edits.
Format & Export
Smart Quote Normalizer
Straight quotes → curly quotes, dashes, and ellipsis cleanup for submission.
Scene Break Standardizer
Normalize scene breaks to consistent *** or # markers.
Chapter Heading Formatter
Renumber and normalize "Chapter N" headings across your manuscript.
Plain Text to Markdown Chapters
Split on "Chapter X" lines and output Markdown with H1 headings.
Want AI-assisted outlining, drafting, and whole-book editing with diff review?
Start Writing FreeFrequently asked questions about our writing tools
Are these writing tools really free?
Yes. Every tool on this page is free with no account required. There are no usage limits or paywalls.
Is my manuscript uploaded to your servers?
No. Analyzers and transformers run entirely in your browser. Your text never leaves your device unless you copy it elsewhere.
Do these tools use AI?
No. These are rule-based checkers, calculators, and formatters — not generative AI. They help you edit faster without replacing your judgment.
Who are these tools for?
Fiction authors polishing AI-assisted drafts, self-publishers preparing KDP manuscripts, and writers who want quick prose diagnostics before hiring an editor.
Can I use these tools on a full novel?
Yes. Paste a chapter or an entire manuscript. Very large texts may slow your browser slightly, but nothing is sent to our servers.