Synthesia alternatives
At the cheapest watermark-free plan, Synthesia costs $29 a month. 2 AI video generators cost less, from $8.80 (Kling AI). The closest match, Google Flow (Veo), covers 43% of what Synthesia does. Each one shows how much of it it covers, capability by capability, next to the price.
What Synthesia does
Core: AI avatar presenter videos, Scene and template editor, Training and e-learning output.
Important: Personal avatar clone, AI voices and languages, AI video dubbing, Prompt to finished video, Developer API, Teams, SSO and compliance (partly).
Also has: Generative video footage, Image-to-video animation, Native audio generation, Camera and keyframe control (partly), Consistent multi-shot stories (partly), Multiple third-party models (partly), Real-time interactive avatars, AI video ads (partly).
Alternatives to Synthesia at the cheapest watermark-free plan, best match first
- Google Flow (Veo): $4.99/mo, $288 a year less than Synthesia (Google AI Plus ($4.99/mo)). It covers 43% of Synthesia; missing or partial: AI avatar presenter videos, Scene and template editor (partly), Training and e-learning output, AI voices and languages (partly), AI video dubbing. Free plan: 50 Flow credits a day; non-subscribers may be blocked from video generation at peak hours and get no upscaling. Last price hike: May 2025.
- Kling AI: $8.80/mo First month $6.99; list price $10 (Standard). Free plan: Basic plan with limited free credits; output is watermarked and not licensed for commercial use.
- Runway: $15/mo Credit top-ups (min 1,000) price unlisted (Standard). Free plan: Free forever with 125 one-time credits and a selection of models (no monthly refill).. Last price hike: Sep 2026.
- HeyGen: $29/mo Credits; AI video models need Pro ($49+) (Creator). Free plan: Free: 3 videos/month up to 1 minute each, no watermark removal. Last price hike: Sep 2026.
Prices at every size
- Synthesia: the cheapest watermark-free plan $29/mo, 500 seconds of generated clips a month $176/mo, 10 minutes of avatar video a month $29/mo (Stock avatars not allowed in paid ads)
- Google Flow (Veo): the cheapest watermark-free plan $4.99/mo, 500 seconds of generated clips a month $19.99/mo, 10 minutes of avatar video a month not offered
- Kling AI: the cheapest watermark-free plan $8.80/mo, 500 seconds of generated clips a month $32.56/mo, 10 minutes of avatar video a month no public price (First month $6.99; list price $10)
- Runway: the cheapest watermark-free plan $15/mo, 500 seconds of generated clips a month $95/mo, 10 minutes of avatar video a month not offered (Credit top-ups (min 1,000) price unlisted)
- HeyGen: the cheapest watermark-free plan $29/mo, 500 seconds of generated clips a month no public price, 10 minutes of avatar video a month $29/mo (Credits; AI video models need Pro ($49+))
Prices are USD per month on monthly billing (annual-only plans are the annual price divided by 12): the cheapest watermark-free commercial plan for one creator, the cost of 500 seconds of generated clips a month, and the cost of 10 minutes of talking-avatar video a month. A dash means the product does not do that job.
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