HeyGen vs Synthesia

Written head to head: Synthesia vs HeyGen, with when to choose each side.

Compared on	HeyGen Free plan · from $24/mo VisitRemove	Synthesia Free plan · from $18/mo VisitRemove
What it is	AI avatar video generator with video translation and voice cloning	AI video platform that turns scripts into presenter-led avatar videos
Free plan	3 videos per month, up to 1 minute each; 500+ stock video avatars; 1 custom video avatar; up to 3 photo avatars; 30+ languages	1,200 credits per month (up to 10 minutes of video, or 10 minutes of AI dubbing, or 25 AI-generated video assets); 1 editor; 9 AI avatars
Cheapest paid plan	$24/mo billed annually (Creator)HeyGen pricing	$18/mo billed annually (Starter)Synthesia pricing
What it covers	$288 billed yearly; 600 credits per month; videos up to 30 minutes; 1080p export.	Yearly plan includes 14,500 credits per year (up to 120 minutes of video per year); 1 editor and 3 guests.
Free trial	None stated	None stated
Platforms	Web, API	Web, API
Integrations (vendor's figure)	Not stated	Not stated
Open source	No	No
Good for	Making talking-head marketing or explainer videos with an AI avatar Translating existing videos into other languages Producing training videos for a learning system (SCORM export on Business)	Turning a training script into a presenter-style video without filming Producing the same video in several languages Updating internal how-to videos by editing text rather than reshooting
Watch out for	Free plan: 3 videos per month, each up to 1 minute Watermark removal is listed from the Creator plan up Individual plans include 1 user seat; Business adds seats at $20 per seat per month	Basic (free) plan: up to 10 minutes of video per month and 9 AI avatars Video downloads and Synthesia logo removal start on the Starter plan Yearly Starter plan is capped at 120 minutes of video per year
Made by	HeyGen	Synthesia Ltd

Entry prices are the cheapest paid plan, as each vendor publishes it; “What it covers” says what that price is per (a user, a channel, a brand, a number of contacts). The sources are listed on each tool's page.

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