Kling 4.0 vs ImgExtender

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Kling 4.0 compared with ImgExtender
Detail	Kling 4.0	ImgExtender
What it does	AI video generator for creating cinematic videos from text, images, and references with up to 30-second 4K output	Expand photos without cropping or stretching
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	Free: 50 daily credits for eligible accounts. Monthly subscriptions: Basic $16.00/month (800 credits), Standard $32.00/month (1,600 credits), Pro $80.00/month (4,000 credits). Yearly billing available at 20% discount: Basic $192.00 yearly, Standard $384.00 yearly, Pro $960.00 yearly. Credit packs av	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	Two-channel stereo audio with improved audiovisual synchronization Text-to-video and image-to-video generation Multimodal video editing for targeted changes Multiple aspect ratios including 21:9, 16:9, 1:1, and 9:16 Daily free credits for eligible accounts Watermark-free downloads with paid plans	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	Up to 10 flexible keyframes for precise visual direction across 30-second videos Multimodal reference system combining images, videos, subjects, and voice Professional-grade 10-bit HDR output at 1080p and 4K resolutions	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
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	5 no change since last check	12 −1 (down) since last check
Trust Flow (Majestic)	6	4
Citation Flow (Majestic)	23	18
Referring domains (Majestic)	11	28

5 details filled in for both companies.

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