SFX Engine vs TryH3

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 TryH3
Detail	SFX Engine	TryH3
What it does	AI sound effect generator that creates royalty-free SFX from text descriptions in seconds	AI video trend generator with viral templates and MiniMax H3
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 trial with welcome credits. Subscription plans: Creator $29.90/month or $288.00/year, Studio $49.90/month or $360.00/year, Starter $100.00/year. One-time credit packs from $5 (24 credits) to $999 (32,000 credits). MiniMax H3 Fast at 480P costs 15 credits; at 768P costs 43 credits; at 2K costs 6
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	182 viral trend templates with photo upload Text-to-video generation Image-to-video animation Reference-to-video with multimodal guidance Synchronized audio generation Native 2K output resolution Video extension for multi-scene sequences Beat sync video with rhythm-guided edits Multiple video models including MiniMax H3, Seedance, Kling and others
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	All models and image tools in one browser workspace without API keys or account provisioning Automatic credit refunds on failed generations Technical claims verified against official model documentation Upfront credit cost shown before submission Independent of model providers with verified model provenance
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 (up) since last check
Trust Flow (Majestic)	26	7
Citation Flow (Majestic)	42	33
Referring domains (Majestic)	850	171

5 details filled in for both companies.

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