Best Free AI Video Generators Without Watermark in 2026

7 free AI video generators with no watermark: Runway Gen-3 Alpha 125 free credits, Pika Labs 100 monthly credits, Kling AI 30 free with best physics, Haiper AI completely free, Luma Dream Machine 30 free with 3D consistency, Vidu AI 50 free with character consistency, PixVerse unlimited free with toggleable watermark. Runway has 800M+ videos generated. For quality use Runway, for unlimited use PixVerse.