Corporate training videos have a reputation problem, low production value, awkward presenters, and a re-shoot every time a policy changes. Synthesia was built specifically to solve that, letting a script turn into a polished, presenter-led video in minutes rather than requiring a camera, a studio, or the presenter's schedule at all.
What is Synthesia?
Synthesia is an AI video generation platform that creates professional-looking videos featuring realistic AI avatars, letting users type a script and generate a talking-head presentation without a camera, microphone, or human presenter. Founded in 2017 by AI researchers from UCL and TU Munich and based in London, Synthesia has grown into the category leader in AI avatar video, supporting more than 140 avatars and over 120 languages, with more than 50,000 enterprise customers using it primarily for corporate training, onboarding, and internal communications. Unlike creative-focused video generators, Synthesia positions itself firmly as an enterprise tool, prioritizing lip-sync accuracy, natural micro-expressions, and production reliability over experimental or cinematic output.
Key features
AI Avatars
More than 140 built-in avatars are available to present a script, with natural-looking lip-sync and micro-expressions that stand out among AI avatar platforms for realism.
Personal Avatars
Users can create a digital twin of themselves or an employee from a short recorded training video, letting a real presenter appear in unlimited future videos without being filmed again.
Multilingual Support
Synthesia supports video generation and voice narration across more than 120 languages, letting a single script be localized into multiple language versions without re-recording.
AI Dubbing
Existing videos can be dubbed into different languages while maintaining natural lip-sync, useful for localizing previously produced training or marketing content.
Interactive Video
Viewers can be presented with branching choices within a video, useful for scenario-based training that adapts based on how a learner responds.
SCORM Export
Training content can be exported in SCORM format for direct integration into learning management systems, a detail that matters specifically for corporate L&D teams.
Pros
- Avatar realism, particularly lip-sync accuracy and micro-expressions, is a clear step up from most AI avatar competitors
- Personal Avatar feature lets a real presenter appear in unlimited videos after just one recording session
- Genuinely useful free tier lets teams test avatar quality before committing
- Broad multilingual support makes localization significantly faster than reshooting content per language
- SCORM export and enterprise features directly address corporate L&D workflows rather than general content creation
Cons
- Video minute allowances are tight on lower tiers, and the jump from Starter to Creator is a steep price increase for modest additional capacity
- Free plan videos cannot be downloaded, only shared through Synthesia-hosted links
- Creating a custom branded Personal Avatar beyond the included allowance requires a separate $1,000 annual fee per avatar
- Best suited to talking-head, presenter-style content rather than cinematic or highly creative video work
Pricing
Synthesia's Free plan offers 10 minutes of video per month with 9 avatars and a watermark, with no download capability. Starter is priced at $29 per month, or around $18 per month billed annually, and removes the watermark while expanding avatar access and adding downloads. Creator is $89 per month, or around $64 per month billed annually, with a larger monthly minute allowance and more personal avatar slots. Enterprise pricing is custom and typically starts around $1,200 per month depending on organization size, adding unlimited minutes, SSO, and unlimited personal avatars. Because Synthesia has adjusted pricing more than once recently, including a notable reduction on its Starter and Creator tiers, users should confirm current rates directly on Synthesia's official pricing page.
Best for
Synthesia is particularly well suited to corporate learning and development teams, internal communications departments, and organizations that need consistent, professional training or explainer video without the overhead of filming. It's also a strong fit for teams needing to localize content across many languages quickly. Readers can browse our AI Video category for related tools.
Use cases
- Producing employee training and onboarding videos without scheduling a presenter or camera crew
- Localizing a single training script into dozens of language versions
- Creating a digital twin of an executive or trainer for ongoing, repeatable video content
- Building scenario-based interactive training with branching viewer choices
- Exporting SCORM-compliant training content directly into a learning management system
Supported platforms
- Synthesia is accessed entirely through the web. There is no officially documented native desktop or mobile application; video creation, avatar management, and account administration all happen through the browser-based platform.
Languages
- Synthesia supports video generation and narration in more than 120 languages, one of the broadest language ranges among AI avatar platforms, which is a significant part of its appeal for global enterprise training teams.
Integrations
- Synthesia offers a developer API for enterprise customers who want to integrate video generation directly into their own systems or content pipelines. A broader catalog of native third-party app integrations is not extensively published, so teams with specific integration needs should confirm compatibility directly with Synthesia's sales team.
Things to consider
- Because Synthesia's video minute allowances are tied tightly to plan tier, teams producing more than occasional content should carefully estimate their expected monthly minutes before choosing between Starter and Creator, since the jump between them is a significant price increase for a specific capacity gain rather than new core features. Organizations wanting a custom branded avatar of a specific executive or trainer should also budget for the separate $1,000 annual fee that applies per additional Studio Express avatar beyond what's included in a plan.
How the tool compares
Synthesia's closest comparison is HeyGen, which offers a similar AI avatar video product but is generally positioned more toward creator and marketing use cases with a credit-based system, while Synthesia leans more explicitly enterprise and L&D-focused with SCORM export and broader compliance features. For cinematic or creative video generation rather than talking-head presenter content, a platform like Runway AI addresses a fundamentally different use case. Readers can also browse our Best AI Tools for Content Creators guide for related tools.
AIToolister verdict
Synthesia has earned its position as the category leader in AI avatar video by consistently prioritizing the realism and reliability that enterprise training teams actually need, and its avatar quality remains a clear step above most competitors on lip-sync and micro-expression accuracy. It's a strong choice for organizations that need professional, presenter-led video at scale without the overhead of filming, particularly across multiple languages. Teams looking for cinematic or highly creative video work will find Synthesia narrower than they need, since its entire design centers on talking-head, presenter-style content rather than general video generation.
Frequently asked questions
- Is Synthesia free to use?
Yes. Synthesia's free plan includes 10 minutes of video per month with 9 avatars, though videos carry a watermark and cannot be downloaded, only shared via a hosted link.
- How much does Synthesia cost?
Starter is $29 per month, or about $18 per month billed annually, and Creator is $89 per month, or about $64 per month billed annually. Enterprise pricing is custom.
- Can I create a digital avatar of myself on Synthesia?
Yes. Synthesia's Personal Avatar feature lets users create a digital twin from a short recorded training video, which can then appear in unlimited future videos.
- How many languages does Synthesia support?
Synthesia supports video generation and narration in more than 120 languages, making it well suited to global localization needs.
- Does Synthesia support learning management system integration?
Yes. Synthesia can export training content in SCORM format for direct integration into learning management systems, a feature aimed specifically at corporate L&D teams.