Import or paste your manuscript, organize chapters, choose narrators, direct delivery, control pronunciation, regenerate sections, and export audiobook audio in the formats you need.
A three-panel production overview showing a book manuscript structure, the narration controls applied to it, and the exported audiobook output.
animal-farm
Audiobook project
Manuscript
Front matterReview
Chapter 1Ready
Chapter 2Ready
Chapter 3Ready
Author noteSeparate voice
Back matterSkip
Production controls
Narrator
Ivy assigned to all chapters
Style instruction
Read like a calm storyteller
Pronunciation rule
Caelora saved as kay-lor-uh
Character voice
Mateo on dialogue blocks
Retake selected
Chapter 5, block 12
Audiobook output
Complete book
One finished audiobook file
Split chapters
24 chapter files
Formats
MP3, WAV, Opus, FLAC, OGG
Review before publishing
Prepare the book before narration
Review front matter, chapters, author notes, footnotes, captions, and back matter so only the right text becomes part of the audiobook.
Book preparation desk
8 parts reviewed
Title page
Publisher line and copyright text rarely belong in the narration.
Skip from narration
Dedication
One short line the author usually wants heard.
Include in audiobook
Foreword
Often written by another person and may need its own voice.
Review before narration
Chapter 1
Main body text, ready for narrator assignment.
Include in audiobook
Footnote, chapter 3
Citation text that would interrupt the listening flow.
Skip from narration
Part Two opening
A long passage that reads better as its own section.
Split into chapter
Author note
Direct address to the reader, often voiced differently.
Move to author note
Appendix
Tables and reference lists usually stay out of the audio edition.
Review before narration
A book is more than its chapters. Deciding what to narrate, what to skip, and what needs a separate voice before generation saves retakes later in the production.
Turn a manuscript into chaptered audiobook sections
Organize chapters, split long passages, and keep the book editable before generating audio.
The Last Mile
Imported manuscript
24 chapters organized
Book structure
Front matter
412 words · 4 paragraphs
Reviewed
Chapter 1: The Letter
4,180 words · 38 paragraphs
Ready
Chapter 2: A Quiet Decision
3,905 words · 35 paragraphs
Ready
Chapter 3: The Aurelian Gate
5,240 words · 47 paragraphs
Split long section
Author note
620 words · 6 paragraphs
Separate voice
Back matter
318 words · 3 paragraphs
Review
Selected chapter
Chapter 3: The Aurelian Gate
Split section
This chapter runs long for a single listening session. Splitting it into two blocks keeps review manageable and lets each half be regenerated on its own if the text changes.
Editable blocksChapter reviewLong-form structure
Block 3.1 · Approach to the gate
1,610 words
Ready
Block 3.2 · Inside the archive
1,530 words
Queued
Every chapter stays editable text until you generate audio, so structural changes never require starting the project over.
Choose a narrator that fits the book
Use style instructions to guide delivery for fiction, nonfiction, education, memoir, training, or story-driven narration.
Fiction narrator
Scene-aware pacing that lets dialogue and tension breathe.
Style instruction
Speak with quiet tension and warm pacing, letting reflective lines breathe.
Script
The house looked empty, but the stairs answered [whispering] anyway. (2s pause) Someone was still awake.
Nonfiction narrator
Clear, confident delivery that keeps terminology steady.
Style instruction
Speak like a clear, confident nonfiction narrator. Let key definitions land.
Script
The rule has three parts. (1s pause) Each part answers one question readers keep asking.
Educational narrator
Patient pacing built for explanation and worked examples.
Style instruction
Teach this patiently and clearly, slightly slower than conversation.
Script
Start with the first example. (2s pause) Notice how the [curious] second step changes the result.
Memoir voice
An intimate narrator that sounds like remembering, not reading.
Style instruction
Speak softly and reflectively, close to the listener.
Script
The kitchen still smelled like October. (2s pause) I read the note again, [sad] slower this time.
Training voice
A steady instructor tone for procedures and repeatable steps.
Style instruction
Read like a steady trainer. Keep each step separate and unhurried.
Script
Open the valve halfway. (1s pause) Check the gauge before the next step.
Character dialogue voice
A distinct voice for recurring characters inside fiction blocks.
Style instruction
Speak as a wary character, dropping close to a whisper on the warning.
Script
You came back. (2s pause) I told you [whispering] never to return.
Preview narrator options in the AI voice generator before choosing the voice for your book.
Use different voices for narrators, characters, and sections
Assign different voices or settings to individual blocks so narrator lines, dialogue, examples, and chapter sections can sound distinct.
Chapter 5 · script blocks
3 voices in this chapter
Ivy
Narrator
Read like a calm storyteller with steady long-form pacing.
The letter arrived on a Tuesday, two weeks after the funeral. (2s pause) Nobody wanted to be the one to open it.
Generate blockVoice, speed, and pauses per block
Mateo
Character
Speak as a tired detective, low and unhurried.
I have read it twice, and it still says [calm] exactly what you think it says.
Regenerate blockVoice, speed, and pauses per block
Cloned author voice
Author note
Speak plainly, as the author addressing the reader directly.
This chapter draws on interviews recorded between 2019 and 2021.
Generate blockVoice, speed, and pauses per block
Voice switching works at the block and paragraph level, not word by word. The cloned author voice above uses voice cloning for approved voices, which means your own voice or a voice you have permission to use.
Keep names, places, and book terms consistent
Save pronunciation rules for recurring character names, locations, acronyms, invented words, author names, and specialist vocabulary before generating long audiobook narration.
Manuscript excerpt
Chapter 7 term review
4 terms marked
Mara crossed the Aurelian Gate before dawn. Behind her, Dr. Elian Voss whispered the name of the old machine again: Caelora.
Recurring names appear hundreds of times across a book. One saved rule keeps every chapter reading them the same way.
Saved pronunciation rules
CharacterSaved
Mara->mah-ruh
PlaceSaved
Aurelian Gate->aw-ray-lee-un gate
NameSaved
Elian Voss->ee-lee-un voss
Invented wordSaved
Caelora->kay-lor-uh
Saved once · reused across chapters · editable before generation
Custom Pronunciations are available with Enbee V1 voices. Many Enbee V2 voices already handle common words correctly and may not need pronunciation rules.
Regenerate the section that needs a new take
Fix a line, adjust delivery, update a pronunciation rule, or change a voice without rebuilding the whole audiobook.
Retake queue
Chapter 5 delivery changed
Style instruction rewritten after a listening pass
Regenerate selected
Pronunciation updated
Caelora rule saved to the rulebook
Regenerate selected
Character voice changed
Mateo blocks reassigned to a lower voice
Regenerate selected
Author note ready
Approved on the last review
Keep approved audio
Chapters 1 to 4 ready
No edits since generation
Keep approved audio
Sections to regenerate
Amber blocks changed since the last generation. Green blocks keep their approved audio and stay out of the retake.
Regenerate selected
Only the edited blocks are generated again, so a one-line fix does not cost a full chapter.
Keep approved audio
Chapters you have already reviewed stay ready for export while retakes run.
Keep long books consistent from first chapter to final export
Use repeatable voices, style instructions, pronunciation rules, and block-level controls so a long audiobook does not drift across chapters.
Project settings
Narrator voice
Ivy assigned across all 24 chapters
Style direction
Calm storyteller instruction reused per chapter
Pronunciation rulebook
12 saved rules applied before each generation
Speed and pauses
0.95x speed with whole-second pauses
The same settings apply to every chapter unless a block deliberately overrides them.
Chapter status
Ch 1
Ready
Ch 2
Ready
Ch 3
Ready
Ch 4
Ready
Ch 5
Regenerate
Ch 6
Ready
Ch 7
In review
Ch 8
Ready
Ch 9
Ready
Ch 10
In review
Ch 11
Ready
Ch 12
Ready
Chapters 13 to 24 are generated with the same project settings, so late chapters sound like the first one. Anything marked for review or regeneration is listed before export.
Export readiness21 / 24 chapters ready
Bring in the book format you already have
Start from a manuscript, ebook, PDF, DOCX, EPUB, or plain text, then review the structure before narration.
PDF books
Print-formatted books, proofs, and long documents with fixed layout.
Check extracted text for headers, footers, and page numbers before narration.
Answers for authors, publishers, educators, and teams turning manuscripts into narrated audiobooks.
Can I turn my book into an audiobook with Narration Box?
Yes. You can import or paste your book, organize it into chapters, choose voices, direct narration with style instructions and inline cues, review sections, and export audiobook audio.
What book formats can I use?
Depending on the workflow, you can work with formats such as PDF, EPUB, DOCX, and plain text manuscripts. Review the imported structure before generating audio so the narration follows the book, not the file layout.
Can fiction books use different character voices?
Yes. You work with block-based text and can assign different voices or settings to blocks and paragraphs where supported. This is useful for narrator lines, dialogue, and recurring characters.
Can I control pronunciation for names and invented words?
Custom Pronunciations are available with Enbee V1 voices, and many Enbee V2 voices already handle common words correctly. Pronunciation rules are useful for recurring names, places, acronyms, and specialist terms.
Can I clone my own voice for an audiobook?
Yes. You can create a voice clone from your own voice or an approved, consented voice sample and assign it to chapters, author notes, or the whole book.
Can I regenerate only one chapter or section?
Yes. You can edit and regenerate affected blocks or chapters where supported, so unchanged sections keep their approved audio.
Can I export my audiobook as MP3 or WAV?
Yes. Export formats include MP3, WAV, Opus, FLAC, and OGG, as one complete file or split by chapters and blocks where supported.
Does Narration Box guarantee ACX or Audible acceptance?
No. Narration Box can help you create and review audiobook audio, but marketplace acceptance can depend on rights, metadata, mastering, narration policy, and other review decisions.
Can I add background music to my audiobook?
Narration Box does not mix background music into the audiobook editor. You can export the narration and add music, mastering, or other post-production in an external audio editing tool.
Turn your manuscript into reviewed audiobook chapters
Import the book, organize the structure, cast the narrators, fix pronunciation, regenerate the sections that change, and export audio when the chapters are ready.