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Janus ×

Synthesia ×

Janus ×
Synthesia ×

Comparator · Video

JanusFree tiervs

Synthesia$29 (Starter)

Starting pricefree · $29

Free tieryes · yes

Plans documented2 · 4

Platforms1 · 2

Comparison of Janus, Synthesia
	Janus Visit website for Janus (opens in a new tab)	Synthesia Visit website for Synthesia (opens in a new tab)
Category	Video	Video
Main use cases	Streaming without showing your face Video calls with a character avatar Content creation Live broadcasting to Twitch or YouTube	Employee training videos Product explainers Localized video content Internal communications Screen-recorded tutorials
Best for	Streamers, Creators who want anonymity, Remote workers	L&D teams, Marketing teams, Companies localizing video
Platforms	Web	Web, API
Pricing model	Freemium	Freemium
Pricing	Free: $0/month, unlimited streaming, 25 free credits at sign-up, top-ups available. Pro: 7-day trial shown; ongoing price not displayed. US prices not confirmed Official pricing ↗	Basic $0/mo; Starter $29/mo billed monthly ($264/yr billed annually); Creator $89/mo billed monthly ($804/yr billed annually); Enterprise custom. Checked Sep 29, 2026. Official pricing ↗
Key features	Webcam-driven real-time avatar Avatar from photo or prompt 1080p+ in-browser rendering Chrome extension and OBS support Outfit, hairstyle and background changes Green screen on Pro	240+ AI avatars and 1000+ voices AI screen recorder and motion graphics AI dubbing and video translator Live collaboration and brand kit Interactive avatars REST API (videos, dubbing, assets)
Pros	Free plan with unlimited streaming Avatar renders locally during streaming per the FAQ Works with Discord, Zoom, Twitch, YouTube and OBS No watermarks on Pro	Free Basic plan, no credit card required Voiceovers in 160+ languages Public API with documentation SOC 2 Type II and GDPR compliance stated
Limitations	Free plan gives 25 sign-up credits for avatar creation Pro monthly price not shown on the page Green screen and 60fps+ are Pro features Needs a webcam	Video downloads require a paid plan Studio Express-1 avatars cost an extra $1,000/year and are annual-only Official page states it is desktop-only Usage is metered by credits
Ratings	Editorial Not yet reviewed Users No user reviews yet	Editorial Not yet reviewed Users No user reviews yet
Review status	Listed Verified Oct 1, 2026	Listed Verified Sep 29, 2026