Three tools, three very different jobs. Pick the right one in 90 seconds: photo-to-video, stock-avatar explainers, or multilingual scale — with a head-to-head table, real pricing, and five persona recommendations.
What HeyGen actually does, who it is for, and how to use it — a practical walk-through of Instant Avatar, Photo Avatar, 175-language Video Translate, pricing tiers, and the trade-offs vs. Synthesia for marketers running multilingual campaigns.
How a single 5-minute source video becomes 50–80 ad variants per week — the HeyGen pipeline I ran with three clients in 2025, the numbers, the disclosure rules, and where it falls short.