How to voice a text with different voices: dialogue and reading by partsSpeech synthesis and AI voice: the complete guide

How to voice a text with different voices: dialogue and reading by parts

To voice a text with several voices, mark it up by part, describe each character’s voice in words and ask the neural network to read the dialogue. In the Twelver chat two voices come out in one file from one request, and scenes with three or more characters are assembled from parts into one MP3.

2voices per requestThe dialogue comes out as one file
7,000characters at a timeAbout 10 minutes of speech
3+characters — also possibleScenes are voiced in turn and stitched into one MP3

Can a text be voiced with several voices?

Yes. A speech-synthesis model can read a dialogue in two different voices in one recording: you give it the text with speaker names, and it switches voice on every line and keeps the pauses between them. For a third character and beyond, the scene is split into parts, each is voiced separately and the parts are joined into one file. Voices are not picked from a catalogue — you describe them.

A two-voice dialogue in 4 steps

  1. Mark the text up by part. Each line on its own row, starting with the speaker’s name and a colon. Narration is its own part, “Narrator”.
  2. Describe each voice in one phrase — age, timbre, manner: “the fox — female, silky, slightly mocking”.
  3. Set the delivery where it matters. Put a whisper, a shout or excitement into the voice description in words: “the fox whispers, conspiratorially”. Laughs, sighs and pauses go in as tags inside the line — they come out as sound, not words: <laugh>, <sigh>, <short pause>.
  4. Send it all in one message. Listen, and if a voice is off, fix the description in words: “make the fox sound older”.
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How to describe a character’s voice

CharacterHow to describe the voice
Storyteller, narrator“Male, mature, low and warm, unhurried, with a smile”
Villain“Male, low, slow, coldly polite, with pauses”
Small animal, fairy creature“High, bright, fast, delighted”
Robot, AI“Even, emotionless, crisp diction, short pauses”
Podcast host“Female, 30, energetic, conversational, no announcer pomp”
A designed voice is saved, so the next part of a story or the next episode uses the same voice, not a similar one.

A cartoon or game character’s voice

The model will not copy a real actor’s, blogger’s or celebrity’s voice — it is someone else’s. It will make an original voice in the same spirit: describe how the character sounds and you get a similar character without a forgery. For a child character, or when a description does not land, act the character yourself — twenty seconds in character clone into a voice that sounds exactly as you meant; see a character voice for narration.

Three or more voices: assembling a scene

What you are voicingRequestsHow it is assembled
A two-person dialogue, interview, sketch1Done at once, one file
A tale: narrator + two characters2–3Characters as a pair, narrator separately, stitched
A radio play, 4–6 partsone per sceneScenes in pairs, stitched in order
A text over 7,000 charactersper 7,000 charactersParts in order, stitched into one MP3

Frequently asked questions

How do I voice a text with different voices?
Mark the text up by part — each line on its own row with the speaker’s name and a colon — describe each voice in one phrase and send it to a speech-synthesis model. Describe a whisper or a shout in the voice description; laughs, sighs and pauses go in as , , tags right in the text. In Twelver two voices come out in one file per request; scenes with three or more characters are voiced in parts and stitched into one MP3.
How many voices can one voice-over have?
Two per request. There can be any number of characters: the text is split into scenes with no more than two speakers each, and the parts are joined into one file in order.
Can I try it for free?
Starter tokens arrive on your first visit, with no sign-up — enough to hear a short dialogue and settle the voices. Downloading the audio file needs a first purchase; listening does not.
Can I use the voice-over commercially?
Yes. The one limit is that a voice must not imitate a real person without their consent.

How single-voice narration works and what makes it sound alive is in Voice over text.

Try it yourself

Everything in this guide runs inside Twelver

One chat for text, images, video, music and voice — no separate services or subscriptions.

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