Synthesia is an advanced AI-powered video generation platform, founded in 2017, that allows businesses and creators to produce professional-quality videos without cameras, actors, or studios.
Using realistic AI avatars and natural-sounding voice synthesis, it transforms text scripts into polished multimedia content—ideal for training, marketing, sales, and internal communications.
Features
- AI avatar and voice generation
- Offers 230+ avatars, including customisable “selfie” and personal avatars.
- Supports voice cloning and lifelike speech in 140+ languages and dialects
- Text to video workflow
- Type or paste a script; select an avatar, language, accent, and template.
- Includes built in screen recorder, voiceover manager, closed captions, and auto scene transitions
- Auto translation and dubbing
- One-click translation and dubbing into 29+ languages.
- Multilingual video player auto-adjusts playback based on viewer’s language.
- Branding and collaboration tools
- Upload logos, fonts, brand colors; manage templates and projects across teams.
- Supports a review workflow with timestamped comments and version control.
Ways of using it
Scenario | How Synthesia Helps |
Training a L&D | Onboard teams with multilingual tutorials without recording fatigue. |
Marketing and sales | Produce personalised, global video content quickly with branded avatars. |
Project communications | Scale internal announcements and updates using consistent AI presenters. |
Product demos and support | Create walkthroughs or help videos with screen recordings and avatars. |
Getting started
- Sign up for a free trial or integrated paid plan (Starter from ~$18/mo annually).
- Choose avatar & template, upload branding, and paste your script.
- Generate video, tweak pronunciations, captions, or scenes during review.
- Download in HD, embed with multilingual player, or share via enterprise pipelines.
Why is this tool cool?
- You can deliver content with an avatar with no need for filming
- Creative consistency: Maintain brand look and feel with avatars and templates.
- It’s quite scalable: Trusted by 60% of Fortune 100 companies and valued at $2.1B
Things to consider
- There are real limits to customisation: Avatar expressions and lip-sync may still feel slightly off in some cases.
- Can be expensive
The tool is cool for those wanting to produce high-impact training, marketing, or internal communications at speed and scale.
Conclusion
Synthesia enables quick creation of professional videos using AI avatars, ideal for multilingual training, marketing content, internal communications, and product demos without traditional production requirements.