Script Composer
Write naturally. The engine handles pacing and phrasing.
Paste your script to see estimated duration
AI Studio
AI YouTube Voice Generator
Create realistic voiceovers from your script in seconds. Choose from multiple voice styles, preview instantly, and export polished audio for videos, ads, and social content.
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Removing the recording bottleneck
Narration is the bottleneck on most faceless channels. Not the writing, not the editing — the twenty minutes of recording, the re-records when you fluff a line, the fact that you cannot produce anything at all when you have a cold or a noisy flat. Synthetic voice removes that constraint entirely: a script becomes an MP3 in the time it takes to read this paragraph, and a script edit costs you a re-render rather than a re-recording session.
This tool is deliberately narrow. Paste text, choose a voice, get a clean MP3 you can drop into your editor. Previews are free and unlimited, so you can audition every voice against your own script before spending anything.
Script to finished MP3
- 1
Paste your script
Drop your script text into the input. Keep lines clean — no stage directions.
- 2
Pick a voice
Choose from conversational, documentary, or energetic voices. Preview before committing.
- 3
Export the audio
Download the finished voiceover as an MP3 and drop it into your editor.
How a long script becomes a single audio file
Google Cloud's neural text-to-speech does the synthesis
Audio is generated through Google Cloud Text-to-Speech and returned as MP3. These are the same neural voices used in commercial products — conversational prosody rather than the flat concatenative speech people associate with older screen readers.
Long scripts are split on sentence boundaries, not arbitrary ones
The synthesis API accepts a limited amount of text per request, so anything longer is chunked. Crucially, the split hunts backwards for the last sentence ending — a full stop, question mark, exclamation mark, or line break — and only falls back to a word boundary if it cannot find one. This is why long scripts do not come back with words sliced in half at the seams.
Cost scales with length instead of a flat fee
Unlike the other tools here, this one does not charge a fixed rate. The credit cost is calculated from your script's character count, so a short intro costs very little and a full long-form narration costs proportionally more. You are never charged a long-form price for a thirty-second clip. Previews cost nothing at all.
The honest state of this tool
This is the narrowest tool on the site and it has the clearest boundaries. Some of these will matter to you and some will not.
- The available voice library is English. Other languages are not currently selectable here, so this is not yet the right tool for a multilingual channel.
- There is no voice cloning. You are choosing from a curated library, not training a model on your own voice.
- There is no markup control — no custom pauses, emphasis, or pronunciation overrides. The engine reads your plain text and infers delivery. In practice you steer it with punctuation and sentence length, which is a real technique rather than a workaround.
- Because long scripts are synthesised in pieces, an attentive ear can occasionally catch a slight reset in pace or pitch at a chunk boundary. It is rarely noticeable under music, and re-rendering usually shifts it.
- Unusual proper nouns, technical jargon, and acronyms get mispronounced. The standard fix is to spell them phonetically in the input text — writing a name the way it sounds rather than the way it is spelled costs you nothing and fixes the problem permanently.
- Delivery is inferred from your writing, so a script written for the eye reads badly aloud. Long subordinate clauses, parenthetical asides, and dense sentences that a reader can re-scan will lose a listener who cannot. Short sentences and generous punctuation are not a stylistic preference here; they are how you control the performance.
- There is a per-render length ceiling. Feature-length narration should be produced in sections and assembled in your editor.
Where it earns its place
- Narrating faceless documentary, history, and list channels at volume.
- Producing a consistent narrator voice across a series when you cannot record on a fixed schedule.
- Re-rendering narration after a script edit, instead of setting up to record two corrected sentences.
- Auditioning several narrator personalities against a real script before committing a channel to one.
- Closing the loop on a pipeline: an idea from the Idea Generator, a draft from the Script Writer, a risk pass through the Safety Checker, then narration here.
Voiceover questions
Can I monetize YouTube videos made with AI voices?
Yes. Our voices are licensed for commercial use, including YouTube AdSense monetization.
Do the voices sound robotic?
No. We use emotional, conversational TTS models — not the monotone default voices that cause viewers to click off.
What languages are supported?
English voices are production-ready today; Spanish, Hindi, and Portuguese are available on paid plans.
Can I clone my own voice?
Voice cloning is on the paid plan roadmap. Current release uses a curated library of premium voices.
How long can a single voiceover be?
Up to roughly 5,000 characters per render on paid plans (around 7–8 minutes of audio). Longer scripts can be split into multiple segments and stitched in your editor.
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