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Kling 4.0 vs WThumb

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 WThumb
DetailKling 4.0 logo Kling 4.0WThumb logo WThumb
What it doesAI video generator that creates realistic videos up to 30 seconds from text or images with native 4K resolution and synchronized audio AI thumbnail maker for YouTube that remakes references around your title and persona
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Freemium
PricingMini 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. Free: 2 credits. Starter: $12/month (40 credits) or $9/month billed yearly. Creator: $28/month (160 credits) or $21/month billed yearly. Studio: $56/month (400 credits) or $42/month billed yearly.
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
  • Reference-based thumbnail generation from YouTube links or uploaded images
  • Prompt-based thumbnail generation from video descriptions
  • Persona system with face generation or faceless options
  • Full HD+ output at 2048 × 1152 for 16:9 and 1152 × 2048 for 9:16
  • Edit thumbnails using plain text descriptions
  • Support for multiple languages in thumbnail text
  • Library of thousands of high-performing thumbnails from popular channels
  • No watermark on any plan including free credits
  • Automatic credit refund if thumbnail generation fails
  • Credit rollover option to carry unused credits to next month
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
  • Reference-led approach gives a strong visual starting point without blank canvas
  • No design skills required, no layers or canvas tools
  • Same high quality generator on all plans including free tier
  • Personalized thumbnails with your face or faceless versions
  • Both landscape 16:9 and vertical 9:16 Shorts formats on every plan
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes10
DR (Domain Rating by Ahrefs)16 +4 (up) since last check1 no change since last check
Trust Flow (Majestic)236
Citation Flow (Majestic)2423
Referring domains (Majestic)718

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