SFX Engine vs Genjutsu AI

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

SFX Engine compared with Genjutsu AI
Detail	SFX Engine	Genjutsu AI
What it does	AI sound effect generator that creates royalty-free SFX from text descriptions in seconds	Motion transfer and object swap video generator
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Paid	Freemium
Pricing	Starter: $10/month or $8/month billed yearly for 500 credits. Creator: $25/month (50% off first month) or $20/month billed yearly for 4,000 credits. Pro: $90/month (50% off first month) or $72/month billed yearly for 15,000 credits. Each sound effect costs 3 credits. Browsing and downloading from th	Free: 18 starting credits plus up to 60 weekly check-in credits. Starter: $8.3/month or $100.0/year (2,400 credits/year). Pro: $30.0/month or $360.0/year (21,600 credits/year), 40% off. Business: $49.9/month or $599.0/year (48,000 credits/year), 50% off.
Key features	AI sound effect generation from text descriptions Sound effects up to 47 seconds long Background music creation DJ transition maker Stem splitter for music Royalty-free commercial license included Free public library of pre-made sounds API access on all plans Voiceover generation	Motion transfer to recast performances with new people or pets Object swap to feature different products, vehicles, or props in scenes Community presets with ready-made setups and reference clips Support for multiple reference images and video uploads Multiple AI models: Seedance, Kling, and Wan Resolution options up to 4K for images and HD for videos Custom prompt support for more control over generations Video history and watermark-free downloads with paid plans Motion templates with dance, sports, and gesture options Shared credit system across image and video generation
What makes it different	Generated sound effects are royalty-free for commercial use without licensing fees Sounds created from text descriptions are unique to your project Generate sounds in 5-15 seconds typically Supports diverse use cases including games, video, podcasts and music production Cancel anytime with no long-term commitment	Video reference approach that lets you show action instead of describing every movement Single credit system unified across all image and video models Community presets that combine clip, reference images, and instructions in one setup Support for object swap effects on reflections, labels, edges, and surrounding details Flexible model selection with different capabilities for motion control and photo orientation
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)	40 +1 (up) since last check	31 −1 (down) since last check
Trust Flow (Majestic)	26	4
Citation Flow (Majestic)	42	29
Referring domains (Majestic)	850	57

5 details filled in for both companies.

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