SFX Engine vs Spitnova

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 Spitnova
Detail	SFX Engine	Spitnova
What it does	AI sound effect generator that creates royalty-free SFX from text descriptions in seconds	AI rap video generator that turns your photos into short performance videos
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	HK
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 5-second preview. Starter: $13.90/month (60 credits, 3 videos, 30% launch discount). Pro: $27.90/month (160 credits, 8 videos, 30% launch discount). One-time credit packs: 20 credits for $6.90 (was $9.90, with 30% launch discount). Normal videos cost 20 credits; Super videos cost 35 credits.
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	Free 5-second video preview before purchasing AI Rap Duo template for trading verses with a friend Hotel Lobby AI template with fixed camera on orange set Burning Bridges AI solo performance template Full 15-second videos in 1080p HD quality Synchronized head and mouth motion with beat Automatic photo deletion after 7 days Rap Lyrics Generator tool to create custom lyrics Credit returns for failed video generation steps
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	Photo-based video generation with no prompt writing required Realistic face and lip synchronization using Seedance 2.0 AI models Multiple professional templates with pre-set scenes and movements Free preview before committing to purchase Private uploads with automatic deletion for privacy
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	Not checked yet no change since last check
Trust Flow (Majestic)	26	0
Citation Flow (Majestic)	42	15
Referring domains (Majestic)	850	1

5 details filled in for both companies.

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