Reviewers mostly see HeyGen as an easy, fast way to make avatar videos, with especially strong praise for realistic avatars, multilingual dubbing and translation, and practical use in marketing, courses, social content, and accessibility. Several users say it saves time and production cost, though results depend on script quality, recording setup, and avatar type; photo-based avatars and some voices can feel less natural. The main complaints are repeated and serious: slow processing, inconsistent lip sync, moderation rejections, unclear plan limits or credit use, and support that many users found unhelpful or unresponsive.