Overview
Synthesia creates studio-quality videos with realistic AI avatars and voiceovers from a script — no camera or crew. It's widely used for training, onboarding and explainer videos.
Synthesia in depth
Synthesia, built by Synthesia, sits in the video & audio space and is free to start, with paid plans from $29/mo. Our editors rate it 8.2 out of 10 based on capability, ecosystem and value.
On the feature side, Synthesia brings 230+ ai avatars, 140+ languages and voices, custom avatar creation and script-to-video templates. These are the capabilities that most shape day-to-day use and separate it from thinner alternatives.
Its biggest strength is professional avatar videos, while the main trade-off to weigh is that avatars can feel stiff. Keep both in mind when deciding whether it fits your workflow.
Synthesia is most often chosen for content creation, customer support and marketing. If that matches your goals, it's a strong candidate to shortlist.
Key features
- ✓230+ AI avatars
- ✓140+ languages and voices
- ✓Custom avatar creation
- ✓Script-to-video templates
- ✓Screen recording and dubbing
- ✓Brand kits and collaboration
Pricing
Pros
- +Professional avatar videos
- +Huge language coverage
- +Great for L&D
Cons
- −Avatars can feel stiff
- −Per-minute video limits
Who should use Synthesia
- →Anyone looking for a video & audio tool from Synthesia.
- →Teams and individuals focused on content creation, customer support and marketing.
- →Users who want to try before they buy — there's a free tier.
- →People who value professional avatar videos.
Who should look elsewhere
- →Those for whom avatars can feel stiff is a dealbreaker.
- →Users who can't accept that per-minute video limits.
Best for
Synthesia alternatives
See all alternatives →Google: Gemini 3.5 Flash
Gemini 3.5 Flash is Google's high-efficiency multimodal model, bringing near-Pro level coding and reasoning at Flash-tier cost and speed. It is highly optimized for coding proficiency and parallel agentic execution...
Google: Gemini 3.1 Flash Lite
Gemini 3.1 Flash Lite is Google’s GA high-efficiency multimodal model optimized for low-latency, high-volume workloads. It supports text, image, video, audio, and PDF inputs, and is designed for lightweight agentic...
Google Gemini Pro Latest
This model always redirects to the latest model in the Google Gemini Pro family.
Google Gemini Flash Latest
This model always redirects to the latest model in the Google Gemini Flash family.
Xiaomi: MiMo-V2.5
Xiaomi
MiMo-V2.5 is a native omnimodal model by Xiaomi. It delivers Pro-level agentic performance at roughly half the inference cost, while surpassing MiMo-V2-Omni in multimodal perception across image and video understanding...
Frequently asked questions
Q. Is Synthesia free?
Yes — Synthesia offers a free tier. Paid plans start at $29/mo.
Q. How much does Synthesia cost?
Synthesia starts at $29/mo. Pricing and features change often, so confirm current rates on the official site.
Q. What is Synthesia best for?
Synthesia is best suited to content creation, customer support and marketing, within the video & audio category.
Q. What are the best Synthesia alternatives?
Popular alternatives to Synthesia include Google: Gemini 3.5 Flash, Google: Gemini 3.1 Flash Lite, Google Gemini Pro Latest and Google Gemini Flash Latest. Each trades off price, quality and ecosystem differently.
How we rate AI tools
Our quality score weighs capability on real tasks, breadth of features and integrations, pricing and value, and how actively the tool is maintained. Scores are editorial guidance, not benchmarks — always trial a tool on your own workflow before committing. Pricing and features change frequently, so verify current details on the official site.
Ready to try Synthesia?
Start with the free tier and upgrade as you grow.
Visit Synthesia →