Kling 4.0 vs Flux3Max.io

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 Flux3Max.io
Detail	Kling 4.0	Flux3Max.io
What it does	AI video generator for cinematic ads, character stories, animation, and social videos	AI video generator that creates 5-20 second videos with sound from text, photos, or keyframes
Stage	Not given	Startup
Founded	Not given	2026
Based in	Not given	US
Pricing model	Freemium	Paid
Pricing	Monthly: 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.	Pay per second with one-time credit packs: Starter $9.90 (1,000 credits, ~5 clips at 720p), Basic $19.90 (2,100 credits, ~11 clips), Plus $39.90 (4,400 credits, ~24 clips), Pro $79.90 (9,200 credits, ~51 clips), Studio $149.90 (18,000 credits, ~100 clips). A 5-second 720p video costs 180 credits; 10
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	Text-to-video generation Image-to-video with optional last frame Up to 10 keyframes per video Generated audio synthesis 5-20 second video length 720p and 1080p resolution Multiple aspect ratios Fast generation under one minute No subscription, pay-per-second pricing Failed videos are free
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	Speeds up video generation to 12 seconds for a 10-second 720p clip Keyframes mode for precise story control Sound generation included with video No subscription or credit expiration Free first clip and refundable credits
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)	27 +1 (up) since last check	8 +5 (up) since last check
Trust Flow (Majestic)	23	1
Citation Flow (Majestic)	24	13
Referring domains (Majestic)	79	1

5 details filled in for both companies.

More alternatives to Kling 4.0 More alternatives to Flux3Max.io