SFX Engine vs MiniMax H3

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 MiniMax H3
Detail	SFX Engine	MiniMax H3
What it does	AI sound effect generator that creates royalty-free SFX from text descriptions in seconds	2K video with native stereo audio in one pass
Stage	Not given	Startup
Founded	Not given	2026
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	On the Hailuo AI App: free tier and paid monthly plans (rates listed in app). On MiniMax Open Platform: billed per output second, with 2K tier priced above 768p tier. On this site: 18 credits per second at 768p and 29 credits per second at 2K, with annual plans showing 50% discount and various month
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	Multimodal reference input: images, video, and audio Context-IR token-based pricing variant Downloadable weights for local deployment H3-Contextual Omni Representation for modality bridging Up to 12 reference files with caption compression
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	Only model generating video and audio together natively 2K output at lower per-second rate than competitors Downloadable open weights available Accepts richer multimodal reference input than competitors
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	15 −1 (down) since last check
Trust Flow (Majestic)	26	12
Citation Flow (Majestic)	42	21
Referring domains (Majestic)	850	43

5 details filled in for both companies.

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