AI Voice Generator
Convert text to natural speech with AI voice technology
Dia TTS AI Voice Generator — Turn Text into Natural Speech Online
Dia TTS is a browser-based AI voice generator for single-speaker narration, multi-speaker dialogue, and multilingual audio creation. Choose from a range of voice options, enter or paste your text, and use the controls available in your selected generation mode to shape the delivery. When the audio is ready, you can preview it in your browser and download the result. New users can sign up and use complimentary credits to try the service. Voice availability, language support, text limits, and controls vary by generation mode and are shown in the editor.
See It in Action
A real result generated with Dia TTS.
Input
The silver moon forgot its password, so the clouds waited quietly outside the door. Meanwhile, a sleepy pineapple drove a blue bicycle across the desert, looking for a café that only served invisible coffee.
Output
Why Use the Dia TTS AI Voice Generator
Create single-speaker narration, multi-speaker dialogue, quick voiceovers, and more detailed speech variations with dedicated Dia TTS tools. Choose the tool that fits your content and workflow.
Explore voices with different vocal qualities, genders, and delivery styles for videos, podcasts, courses, and product content. Available voice and language combinations vary by generation mode, and the editor shows the options currently supported.
Use the default settings when you need a quick result. For projects that need more control, some modes may offer settings for stability, speed, pitch, emotion, and language enhancement, as well as expressive audio tags. Only settings available for the selected mode appear in the editor.
There is no software to install. New users can sign up and use complimentary credits to try AI voice generation. The editor calculates the estimated credit cost based on text length and the selected generation mode.
How to Use the Dia TTS AI Voice Generator
Choose a Generation Mode and Voice
Start by choosing the type of speech that best matches your content, then browse the voices available in that generation mode. Available voices, languages, and controls are shown in the editor.
- •Quick voiceovers for short-form video and social media
- •Single-speaker narration for podcasts and spoken content
- •Multi-speaker dialogue with different character voices
- •Expressive narration using audio tags in supported modes
- •Multilingual speech for different audiences
- •Detailed generation with speed, pitch, or emotion controls
Enter or Paste Your Text
Add a narration script, article, podcast segment, lesson, or marketing message to the editor. In multi-speaker dialogue mode, you can divide the script into speaker blocks and assign a voice to each block. Text limits vary by generation mode, and the editor displays the current character limit and text length.
Generate, Preview & Download
Review your text, voice, and available settings, then start the generation. When the audio is ready, preview it directly in your browser and download the generated file. If the first result is not quite right, revise the text, punctuation, voice, or supported settings and generate another version.
Who Uses the Dia TTS AI Voice Generator
From individual creators to education and business teams, Dia TTS helps users turn written content into usable audio more efficiently.
Video Creators and Social Media Teams
Create voiceovers for YouTube videos, product demonstrations, Reels, Shorts, and other short-form content. Test different voices and delivery styles without recording every version yourself.
Podcasts, Audiobooks, and Storytelling
Produce voice drafts for podcast segments, spoken articles, stories, and character dialogue. Multi-speaker mode can help distinguish hosts, guests, narrators, and fictional characters.
eLearning and Accessible Content
Convert lessons, training materials, and written instructions into audio that is easier to consume. Multilingual options can also help teams prepare localized content for different audiences.
Business, Marketing, and Product Teams
Create audio for advertisements, product explainers, in-app narration, IVR drafts, and internal training. Compare different voices and delivery choices before preparing the final production version.