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Kling 4.0 vs FastLipsync

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 FastLipsync
DetailKling 4.0 logo Kling 4.0FastLipsync logo FastLipsync
What it doesAI video generator for cinematic ads, character stories, animation, and social videos AI-powered lip sync for realistic character mouth movements in videos
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Freemium
PricingMonthly: Starter $14.99/mo (350 credits ≈ $4.28 per 100 credits), Pro $39.99/mo (1,600 credits ≈ $2.50 per 100 credits), Premium $119/mo (5,500 credits ≈ $2.16 per 100 credits). Annual plans save 50%. One-time credit packs available with 365-day validity. Starter plan $8/month (billed yearly) with 600 credits/month; Pro plan $16/month (billed yearly) with 1500 credits/month; Premium plan $48/month (billed yearly) with 6000 credits/month. Credits consumed at 10 credits per second for lip sync videos, 15 credits per second for 480p talking photos, 25 c
Key features
  • Generate videos from 3 to 30 seconds per generation
  • Omni Reference with up to 15 reference assets
  • Up to 10 keyframes for scene control
  • Video extensions to build multi-scene stories up to two minutes
  • Support for multiple aspect ratios including 21:9, 16:9, 1:1, and 9:16
  • Output resolutions from 720p to 4K with 10-bit HDR
  • Video editing with up to five clips
  • Multilingual speech, accents, dialects and on-screen text support
  • Prompts up to 8,000 tokens for detailed story direction
  • Audio with two-channel stereo and improved lip synchronization
  • Upload and process videos up to 60 seconds
  • Support for multiple video formats (mp4, mov, webm)
  • Works with various face angles and facial features
  • Sync both real people and virtual characters
  • Commercial use license included
  • High quality generation
  • Private generation
  • Processing typically completes in minutes to half an hour
  • Automatic audio and video length matching
What makes it different
  • Up to 30-second video generations with continuity across multiple scenes
  • Keyframe control for directing specific character states and visual beats
  • Designed for creators to explain sequences with clear direction rather than prompt guessing
  • Commercial license included in paid plans for ads and product campaigns
  • Natural and believable lip movements powered by AI that understand speech
  • Simple drag-and-drop interface requiring no technical expertise
  • Studio-quality results at a fraction of professional production costs
  • Global content reach through multilingual lip sync capabilities
  • Fast processing delivers results in minutes
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)23 −2 (down) since last check8 no change since last check
Trust Flow (Majestic)2311
Citation Flow (Majestic)2435
Referring domains (Majestic)79170

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