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Synthesia
Turns a typed script into a presenter-led avatar video in 160+ languages, built for training and explainers, not entertainment.
Faceless explainer and B2B creators who script their videos and want a presenter on screen without filming, especially in multiple languages.
Personality-driven, comedy, or ad-style content: independent testing found even poorly filmed human video out-converts polished AI avatar creative.
Worth it at $14/mo (annual Starter) if you script presenter-led explainers and want them in multiple languages; skip it if your content depends on personality, because AI delivery still loses to a real face when persuasion matters.
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Overview
Synthesia generates presenter-style video from a script: pick an AI avatar, pick a voice, and it renders a talking-head video in 160+ languages with no camera, lighting, or mic. It is built for training, onboarding, and explainer content, and that is the work it is priced for. For short-form creators the fit is narrow but real: faceless explainer channels and B2B clips that inform rather than entertain. If your videos run on personality or persuasion, an avatar reading your script is the wrong tool.
Pros
- The script-to-video loop is the real product: when a fact changes you edit the script and re-render instead of re-filming, which is why update-heavy explainer content is where it pays off.
- 160+ languages and voices on every plan, plus AI dubbing that translates existing video into 130+ languages while keeping the speaker's voice. One independent review called multilingual output the strongest reason teams stay.
- The free Basic plan covers up to 10 minutes of video a month with 9 avatars and no credit card, enough to test how an avatar handles your niche before paying.
- Personal avatars start on Starter (3, rising to 5 on Creator), so you can put a version of yourself on camera without ever filming.
- Minutes are metered in seconds, not rounded up: a 59-second video on Starter leaves 9:01 of the 10-minute monthly cap.
Cons
- Avatar delivery is the ceiling: an independent review reports stiff expressions, robotic pauses, and weak emotional tone, and in an agency ad test human-shot video beat AI avatar creative on click-through and conversion. Fine for explainers, a real cost for anything persuasive.
- The minute caps are tight: monthly Starter includes the same 10 minutes of video a month as the free plan, AI dubbing spends from that same pool, and reviewer pricing complaints cluster on caps, overage fees, and features reserved for Enterprise.
- The platform leans corporate: SCORM export, SSO, unlimited minutes, and the full 240+ avatar library all sit on the custom-priced Enterprise tier, and the official site is pitched at L&D and HR teams, not creators.
Features
- Script-to-video generator: paste a script, pick from 125+ avatars on Starter (9 on the free plan, 180+ on Creator), and render a presenter-led MP4 in Full HD 1080p.
- Personal avatars: a digital twin of you, 3 on Starter and 5 on Creator. A studio-grade Express-1 version is a paid add-on for annual plans and can take up to 10 days to process.
- AI dubbing with lip sync: translates existing video into 130+ languages and keeps the speaker's voice, billed against the same minute pool as video generation.
- AI Video Assistant (Starter and up) drafts scripts from a prompt. It removes the blank-page step, not the need for an angle.
- Veo 3.1 and Sora 2 integration: 8-second AI clips from a prompt for B-roll, at 48 credits per asset.
- API access from Creator, capped at 360 minutes a year and drawn from the plan's usage pool.
Pricing
- 1,200 credits/mo (up to 10 min video)
- 25 AI-generated assets/mo
- 9 AI avatars
- Downloads and logo removal start at Starter
- 10 min video or dubbing/mo (120 min/yr on annual)
- MP4 downloads, logo removal
- 125+ avatars, 3 personal avatars
- AI Video Assistant + AI dubbing
- 30 min/mo (360 min/yr on annual)
- 180+ avatars, 5 personal avatars
- API access (360 min/yr cap)
- Multiple avatars per scene, interactive videos
- Unlimited video minutes
- 240+ avatars, unlimited personal avatars
- SCORM export, SAML/SSO
- 1-click translation into 80+ languages
Watch the minutes, not the sticker. Everything bills from one credit pool, and monthly Starter includes the same 10 minutes of video a month as the free plan: the $19 buys downloads, logo removal, a personal avatar, and a bigger avatar library, not more video. Creator raises the cap to 30 minutes a month, AI dubbing spends from the same allowance, and annual billing swaps the monthly reset for a yearly pool (120 minutes on Starter, 360 on Creator). Unlimited minutes, SCORM export, and the full 240+ avatar library are Enterprise-only at a custom price.
Check current Synthesia pricingPricing changes often and varies by region, currency, and active promotions. Always confirm the current price, and any live deals, on the official pricing page before you buy.
Frequently Asked Questions
More AI Avatar Video Generator tools
Builds multi-presenter AI avatar videos for training, onboarding, and course content, with branching quizzes and LMS export.
Read review →Script to talking-avatar video with no camera, plus lip-synced translation into 175+ languages to repost one clip everywhere.
Read review →Test AI avatar video free with no credit card, then decide if the metered paid minutes fit your posting schedule.
Read review →