Transform text descriptions into high-quality professional videos using advanced AI
Expand photos without cropping or stretching
Stage
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Founded
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Based in
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Pricing model
Freemium
Freemium
Pricing
Hobby $7.92/month (200 Credits/month), Basic $15.92/month (500 Credits/month), Pro $39.92/month (2000 Credits/month), Lite $5.99 one-time (50 Credits). 1 credit generates 1 AI artwork.
Free: 10 credits (2 generations). Pro: $9.99/month ($119.88 yearly, 2,400 credits/year). Max: $29.99/month ($359.88 yearly, 9,600 credits/year). Each generation costs 5 credits. Free and Pro results are watermark-free for Pro and Max subscribers; free tier results are watermarked.
Key features
Advanced 30-billion parameter AI model for detailed video generation
Generate videos up to 204 frames long
Video-VAE deep compression technology for faster processing
High-quality visual output with DiT and 3D Full Attention mechanism
Bilingual text input support for English and Chinese
Customizable video length and style settings
No ads and no watermark on generated videos
Priority generation queue for faster processing
Generate new canvas space around images in square, portrait, or landscape ratios
Position subject within destination frame before generation
Review generated space on comparison canvas before download
No prompts required
Browser-based editor with no software installation
Private uploads and results by default
Watermark-free results on Pro and Max plans
Commercial use rights on paid subscriptions
Support for JPG, PNG, and WebP formats up to 10 MB
Same professional image-extension model across all plans
What makes it different
Supports up to 204 frames, enabling longer and more complete video narratives
Bilingual AI understanding for both English and Chinese creators
Continuous optimization through human feedback-based preference learning
No watermarks and no ads on any subscription tier
No complex prompts or AI settings required—just set the frame and position the subject
Designed specifically for image extension without upscaling or cropping
Full control over composition and subject placement before generation
One image adapted for multiple layouts and formats simultaneously
Private by default with automatic deletion after 7 days
Step Video T2V
ImgExtender