Text to Speech for Videos
- 400+ different voices
- Generate speech in 120+ languages
- Create speech and video in one tool
An overview of text-to-speech voices
How to generate videos with synthetic voices
With Synthesia, you can generate presenter-style videos with AI voices in minutes.
Step 1: Type your script
Step 2: Choose a voice
Step 3: Select an AI presenter
Step 4: Adjust and edit
Step 5: Generate video
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Key features of text to speech software
Convert text to speech in 120+ languages
Create natural-sounding voice overs using text-to-speech technology, in a language you don't even speak.
- 400+ speech styles
- Growing library of accents
- Custom voices available
Present your voice overs with AI avatars
Add an AI presenter to your AI voice for increased engagement. The avatar will narrate with humanlike intonation.
- 130+ AI characters
- Diverse and growing selection
- Natural-looking lip sync
Create narrated videos in 5 minutes
Create videos with natural voiceovers by simply typing in text. No need to record yourself on camera or create audio files for voiceovers.
- Convert text to video in minutes
- Easy-to-use platform
- Generate AI characters and voiceovers
Adjust speech with SSML tags
Easy to use interface
Here's what else you get with Synthesia
Synthesia is not only a TTS software used to synthesize text, but also a powerful text-to-video generation platform. See what else you can do with it.
See examples of voiceover videos you can create with Synthesia
Videos with voiceovers can be used anywhere from e-learning to product marketing. Here are some of the most popular use cases.
Using Synthesia, we developed a virtual facilitator to guide learners through a training session, which resulted in over 30% increase in engagement our of e-learning.
With Synthesia, it took me less than a week to turn 30 help articles into 2-minute videos. It's super intuitive and easy to use.
Thanks to the explainer videos created with Synthesia, we booked 35% more meetings compared to previous trade shows.
Here's why 20,000+ companies create voiceover videos using Synthesia
We might be biased, but our customers aren't. See what our users have to say.


The #1 rated AI video software on the planet
Rated with 4.8/5 by hundreds of teams on G2.
Frequently asked questions
How do I generate AI text-to-speech?
One common method is to use a pre-trained model that has been designed to convert text into speech. These models are often based on deep learning algorithms and can be very effective at generating realistic-sounding speech.
Another approach is to use a rule-based system, which defines a set of rules for mapping text to sounds. This method can be less flexible than using a pre-trained model but can sometimes produce more natural-sounding results.
Finally, some systems combine both approaches, using a pre-trained model as a starting point and then adding rules to fine-tune the output.