Synthesia vs Rephrase

Deciding between Synthesia and Rephrase? Compare all features and pricing side by side to see which one is right for you.

Compare the features side by side

Compare the exact features of Synthesia vs Rephrase that matter to you and your work.
Dropdown label

Why choose Synthesia’s avatars?

Synthesia solidifies its position as the leading AI video generation tool with a large and diverse selection of stock avatars, as well as the option to create custom studio and web avatars.

The addition of 6 micro-gestures and vastly superior lip sync allows for an engaging and personalized virtual experience.

Why choose Rephrase's avatars?

Unfortunately, there is very limited information about Rephrase’s AI avatars. After checking their website and other trusted sources, we couldn’t find any distinctive features to highlight.

Synthesia vs Rephrase - Avatars
Feature Synthesia Rephrase
Stock avatars 140+ N/A
Custom studio avatars Yes Yes
Custom web avatars Yes No
Gestures Yes Yes
Lip sync 4.5/5 N/A
Multiple avatars on screen Yes No
Avatar branding Yes No

Synthesia or Rephrase – which one offers better voices?

Both Synthesia and Rephrase offer text-to-speech voiceover generation. Synthesia offers support for 130+ languages, while Rephrase only supports 15+. Synthesia also offers the ability to upload a custom voiceover file and clone a voice to create text-to-speech voiceovers, while Rephrase does not currently offer this.

Synthesia offers auto-captioning, making it easy for users to generate captions for audio or video content. Rephrase does not specify if it offers auto-captioning or auto-translation as features.

Synthesia vs Rephrase - Voices
Feature Synthesia Rephrase
Languages 130+ 15+
Voice cloning Yes N/A
Auto-captions Yes N/A
Voice upload Yes N/A

Making videos with Synthesia

Synthesia STUDIO, in turn, offers a lot of features that any modern video editor includes: a screen recorder, animations, transitions, PPT uploads, aspect ratios and video analytics.

Making videos with Rephrase

Rephrase's website does not provide a lot of information about the Rephrase Studio Platform or its features. Based on their promo video, the video editor is quite limited, with no options to add animations, transitions, screen recordings, or change aspect ratios.

The video rendering time could not be measured for Rephrase, as it is impossible to get access to the Studio Platform without talking to sales.

Synthesia vs Rephrase - Video platform
Feature Synthesia Rephrase
Video editor Yes N/A
Workspaces Yes N/A
Collaboration Soon N/A
Auto-translation Yes N/A
Aspect ratios Yes Yes
Screen recorder Yes N/A
PPT/PDF upload Yes N/A
Element animations Yes N/A
Transitions Yes N/A
Analytics Yes No
Rendering time 40s = 5 min N/A
ChatGPT Integration Yes No
Doc/URL to video Yes No

Want to add multimedia?

Due to the lack of information or access to Rephrase's Studio Platform, it's unclear whether or not it features stock media, and how extensive the potential media library is.

In contrast, Synthesia offers a full range of media options: images, videos, music, stickers, GIFs, and option to upload your own media.

Synthesia vs Rephrase - Media
Feature Synthesia Rephrase
Music 23+ N/A
Images Yes N/A
Videos Yes N/A
Stickers Yes N/A
GIFs Yes N/A
Upload media Yes N/A

Do both platforms offer templates?

Compared to Synthesia, Rephrase's video template selection is limited, offering only 8 pre-designed templates.

Synthesia also offers a custom brand template feature for enterprise clients. It's unclear whether or not Rephrase offers a similar solution.

Synthesia vs Rephrase - Templates
Feature Synthesia Rephrase
Stock templates 65+ 8
Custom brand templates Yes N/A

Rephrase’s security & ethics

As of March 2023, Rephrase does not seem to moderate the content produced on the platform, which can lead to harmful uses of the technology, such as misinformation, disinformation, harassment, and more.

With regards to the security of the platform itself, Rephrase does not offer Single Sign-On (SSO), but is SOC 2 Type II compliant.

Synthesia’s security & ethics

In contrast, Synthesia has a strict content moderation policy (automated & manual), as well as SSO. The platform recently became SOC 2 Type II certified.

Synthesia vs Rephrase - Security and ethics
Feature Synthesia Rephrase
Content moderation Yes No
SSO Yes No
SOC Compliance Yes N/A

How does the customer service compare?

Looking at the most trusted software rating platform (G2), ratings for Synthesia are excellent - 4.8/5 with 1000+ reviews. In contrast, Rephrase has 39 reviews, coming in at 4.7/5.

With regards to customer support, Synthesia offers support for all users both by chat and email. We could not find any information about Rephrase's customer support.

Both Synthesia and Rephrase also have dedicated Customer Success Managers (CSMs) for Corporate/Pro plan users.

Synthesia vs Rephrase - Reviews and support
Feature Synthesia Rephrase
G2 rating 4.8/5 4.7/5
# of G2 ratings 1000+ 39
Support Yes N/A
CSM Yes Yes

Other reasons to choose Synthesia

Synthesia is a comprehensive platform that offers a range of features, including a Knowledge Base for any questions about the platform, Synthesia Academy for simple tutorials and beginner courses with in-house L&D experts, and Integrations with 35+ tools.

Additionally, Synthesia recently launched an Examples page, that showcases real examples of videos made in Synthesia. The video can be cloned and adjusted to individual needs. Lastly, you can find a list of Service Providers to help with your video needs.

Other reasons to choose Rephrase

In comparison, Rephrase has fewer features, not even a Knowledge Base to answer commonly asked questions. It does, however, have a few integrations.

Synthesia vs Rephrase - Other features
Feature Synthesia Rephrase
In-house L&D experts Yes No
Knowledge base Yes No
Academy Yes No
Integrations Yes Yes (Limited)
Examples Yes No
Service providers Yes No
Own recording studios Yes No
Stand out features

6 reasons to choose Synthesia over Rephrase

Looking at all the features side-by-side can be a lot to take in. Here are the 6 main reasons we believe you should go with Synthesia vs Rephrase.
learn more

AI research advantage

Being the oldest & biggest company in the space, we have a bigger AI dataset for training our models. Our focus in continually solving fundamental AI problems has a direct effect on Synthesia.

  • $10M R&D investment in 2023
  • Best lip sync & voice quality
  • Largest team of AI researchers
Learn more
learn more

Most trusted brand

As the leaders of the AI video generation space since 2017, we have strong ethics and content moderation policies. That is mirrored in our customer reviews.

Learn more
learn more

Enterprise grade security

Synthesia is currently the only enterprise-ready AI video platform, with a dedicated security team, regular penetration tests and official accreditation to back this up.

  • Single Sign-On (SSO)
  • GDPR compliant
  • SOC 2 Type II compliant
Learn more

Better video editing features

No need to use switch between tools to create a video. Synthesia has all the built-in tools a modern video creator may need.

Helpful learning materials

Even if you are a novice in video creation, we have helpful tutorials, webinars, and examples to help you get started.

Superior AI avatar quality

Better lip sync, more natural movements, diverse selection, no eerie uncanny valley feelings.


Synthesia vs Rephrase pricing

Along with features, pricing can be a crucial deciding factor. How does Synthesia stack up against Rephrase?

Synthesia plans

learn more

Free Demo


Try Synthesia by creating a free AI video.

Create a free AI video



120 minutes of video/year. Billed yearly.

Create account
learn more



360 minutes of video/year. Billed yearly.

Create account
learn more


Custom pricing

Unlimited videos + premium features.

Book a demo

Rephrase plans



10 video credits


Custom price

Custom credits

The difference in numbers

Here are a few quick facts about both companies in numbers.

Synthesia Logo
Founding year
Number of employees
Number of G2 reviews
Raised to date
Last updated: Feb 15, 2024
customer stories

Why 50.000+ companies choose Synthesia

We might be biased, but our customers aren't. See what they have to say.

G2 Logo 5 Star review

Faster video creation

"Synthesia’s AI voiceovers sold me instantly. They give us the ability to pivot and create video content much faster than before"

Ann Stutler
Senior Manager of Training & Learning at Division Maintenance Group
G2 Logo 5 Star review

No actors - no costs

"Relying on external agencies and hiring voiceover actors in multiple language was extremely costly. So it would either mean stretching the budget or no video at all."

Jason Etherington
Global L&D Sales Learning Strategy Manager at Xerox
G2 Logo 5 Star review

Speed, simplicity and ease

"We can record anytime and anywhere with greater speed, simplicity, and ease. It not only optimizes work schedules but also increases productivity and benefits the quality of our educational materials."

Tue S. Synthesia custoemr
Pedro da Silva
Global Educational Services Manager at Fiery
Synhtesia vs competitors

See how Synthesia compares to other AI video generators

learn more


Colossyan is an AI video generator that enables users to create videos from text.

Learn more
learn more

Elai is an AI-powered text-to-video platform.

Learn more
learn more


D-ID enables users to transform any picture or video into extraordinary experiences.

Learn more
learn more

Hour One

Hour One is a synthetic video creation platform powered by AI.

Learn more
learn more


Rephrase is a generative AI platform that allows users to convert text into videos.

Learn more
learn more


HeyGen is an AI video generator that turns marketing text into video.

Learn more
learn more


InVideo is a video creation platform that enables users to turn their ideas into videos in real-time.

Learn more
learn more


Veed is an easy-to-use online tool for video creation.

Learn more


Frequently asked questions

Is there anything better than Synthesia?

Short answer: no, there is nothing better than Synthesia when it comes to similar AI video generation platforms. Synthesia is the leading platform in the space, with 500+ 4.8/5 reviews on G2 to back this up (more than any other AI video generator).
That being said, other AI video generators can have different features, so it's worth checking out this blog post to compare all AI video tools.

Is good?

According to 500+ reviews on G2, Synthesia is rated 4.8 out of 5.

Is Synthesia AI free?

You can make a free demo video to test our AI generator (limited to 200 words). Simply upload or type in your script, and get your video.If you love the results, you can upgrade to our Personal pricing plan ($30/month) or contact us for a custom Corporate plan.

Does Synthesia cost money?

For Personal plan users, Synthesia costs $30 per month. The price for corporate plan users is customized according to the organisation's needs.

Does Synthesia have an app? does not currently have a desktop app. Synthesia STUDIO is a web-based application.

What does do? is an AI video generation platform. It is used by 30,000+ companies to create videos with talking avatars from text in 130+ languages.

Who owns Synthesia?

Synthesia was founded in 2017 by Victor Riparbelli, Steffen Tjerrild, Prof. Matthias Niessner, and Prof. Lourdes Agapito.

© 2024 Synthesia Limited. All rights reserved.

Book your 30-minute demo

Speak to an expert about Synthesia features, pricing, and more.

What to expect:

Get a personalized demo of Synthesia’s features

Hear customer success stories

Learn about pricing options for your use case

Client: BBCClient: ReutersClient: NikeClient: Google

Book your 30-minute demo

Please enter a valid phone number!

Go back
Oops! Something went wrong while submitting the form.