AI video generator that creates realistic videos up to 30 seconds from text or images with native 4K resolution and synchronized audio
Turn a photo into a flexing heart video
Stage
Not given
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Founded
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Based in
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Pricing model
Freemium
Paid
Pricing
Mini Plan: 3,000 credits per month (yearly); Standard Plan: 6,600 credits per month (yearly); Plus Plan: 14,400 credits per month (yearly); Pro Plan: 26,000 credits per month (yearly, 65% off limited time). Credits are used per generation based on resolution, output length and audio settings.
1 clip: $4.99 USD; 3 clips: $9.99 USD; 8 clips: $19.99 USD. One-time payment with no subscription. Credits never expire.
Key features
Generate videos from text prompts up to 30 seconds with 10 keyframes
Transform static images into dynamic videos with synchronized motion
Generate videos in multiple resolutions up to 4K with 16:9, 9:16 and 1:1 aspect ratios
Synchronized stereo audio and lip-sync for dialogue and performances
Support up to 15 reference assets including images, videos and subjects
Create videos in multiple visual styles including vlog, claymation, felt art and 3D cyberpunk
Generate dialogue in nine languages with multiple accents and dialects
Kling 4.0 Flash mode for faster iterations and frequent short-video creation
Multi-character reference images and character consistency across shots
Edit specific video sections, remove elements, or change visual style while preserving desired parts
Generate 9:16 vertical format videos
Videos are about 7 seconds long
Email delivery when video is ready
Credits never expire
Automatic refund of credits if clip fails
Requires permission confirmation before generating
What makes it different
Up to 10 keyframes for directing character states, scene changes and emotional beats
Realistic motion with synchronized stereo sound and natural facial expressions
Support for 15 combined reference assets to guide consistent appearance and movement
Practical workflows designed for marketing, product storytelling and content production
Low per-clip pricing instead of subscription model
Kling 4.0
Bicep Heart AI