Understanding AI Voiceover

AI voiceover is changing the game, turning text or recordings into lifelike speech with just a few clicks. Whether you're creating content, narrating a video, or bringing a character to life, AI voices offer a fast, flexible, and cost-effective way to get studio-quality results. This article will cover how to create an AI voiceover, using voice-to-voice and tips.

How to select a voice
How to create an AI voiceover
How to use voice-to-voice
Tips to generate better voiceovers

How to select a voice

1. From the home page, click AI Voiceover on the left sidebar.
2. Below the text input box, scroll down to see the Voice Catalog.
3. To filter voices by Gender, click Gender and select male or female.
4. To filter voices by Video Category, click Video Category and select Health & Wellness, Commercials, Social, Explainers, Tutorials, Trailers, Characters or Documentaries. 
5. Click on any voice to hear a preview.
6. From the top right corner of the voice, click Select to apply the voice and return to the text box.

Pro tip: Discover the assets featured in each voice preview by clicking the Featured assets icon in the bottom right corner of the voice.

How to create an AI Voiceover

Once you have selected the voice you want to use, you can adjust your settings and generate your voiceover by following these steps:

1. From the language dropdown above the text box, select your language.
2. In the text box, type the text you want to generate into a voiceover. 
3. Click Accent for generations in English and choose from American, Australian, British, and Indian accents.
4. Click Speed to choose from a range of 0.8x to 1.2x speed.
5. Click Emotion and toggle on any emotion from Angry, Sad, Optimistic, Curious, and Surprised.
6. Click Generate to create the voiceover.

Please note: You can type up to 2000 characters for each voiceover generation.

How to use voice-to-voice

Got a voice recording you love but want to give it a pro-level makeover? Follow these steps to turn your voice recording into a voiceover:

1. From the left side bar of the home page, click AI Voiceover.
2. Below the text input box, scroll down to see the Voice Catalog.
3. From the top right corner of the voice, click Select to apply the voice and return to the text box.
4. Click the Voice-to-Voice tab.
5. Upload your own audio file - drag and drop or select the file from your computer.
6. Play your recording. 
7. Click Generate to create your voiceover.
8. View and download your newly created voiceover in the My Voiceovers section.

Pro tip: Recorded audio should follow these guidelines:

• Format: The format of your recorded file should be sent as mp3, WAV or OGG. 
• File size: The maximum file upload size is 30MB.
• File length: The maximum file length is 5 minutes

Tips to generate better voiceovers

Creating a high-quality voiceover starts with the right setup and approach. This section outlines key tips that help improve clarity, tone, and overall performance when generating a voiceover. Understanding these tips makes it easier to get consistent, professional-sounding results.

• Text input format
  • Use sentences of short phrases.
  • Group phrases with brackets [ ] for natural rhythm. Example: [Try the new Voiceover tool.] [It’s easy to use.].

• Pronunciation
  • Match the language setting to the text.
  • Ensure correct spelling.
  • Use phonetic spelling for tricky words, names, or trademarks.
  • Write acronyms as spoken: U → “you”, X → “ex”, A → “ae”,I → “eye”

• Emphasis
  • Use punctuation to shape tone.
  • Use two question marks ?? for questions.
  • Avoid quotation marks for emphasis (only use them for actual quotes).

• Pauses
  • Use commas , or dashes - for short pauses.
  • For longer pauses, insert: <break time="1s" />.
  • Avoid repeating punctuation (e.g., ,, or --).

• Numbers and Symbols
  • Break up long numbers with commas or dashes.
  • For dates, use: 01/26/2025 or January 26th, 2025.
  • To read each individual character, for example in a long numerical string or alphanumeric code, type <spell> before and </spell> after the text. Example: <spell> 4454AB </spell>.
  • Write symbols as words: Example: # → “hashtag”.

• URLs & Emails
  • Write how it should sound. Example: artlist.io → “Artlist dot eye oh”.
  • Add a space before question marks after URLs. Example: artlist.io ?

Commonly asked questions

What is the maximum file upload size? The maximum file upload size is 30MB. For more information, see How to use voice-to-voice.

What is the maximum file length for uploaded audio? The maximum file length is 5 minutes.For more information, see How to use voice-to-voice.

What format does my recorded file need to be? The format of your recorded file should be sent as mp3, WAV or OGG. For more information, see How to use voice-to-voice.

What language is voice-to-voice available in? Voice-to voice is available in English only. For more information, see How to use voice-to-voice.

Still need help? Head back to the Help Center.

Updated June 04, 2025 09:17