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Comparison

FMOD vs SFX Engine

	FMOD	SFX Engine
What it says it does	FMODFMOD is audio middleware for games: FMOD Studio for designing adaptive sound and music, and the FMOD Engine runtime that plays it in your game, with integrations for Unity and Unreal Engine.	SFX EngineDescribe any sound and get royalty-free SFX in seconds. The AI sound effect generator for games, video and podcasts, plus a free library of sounds to download.
Pricing	FMODIndie license free for games with under $200k revenue per year (budget under $600k), otherwise $2,000 per game; Basic $6,000 per game (budget $600k-$1.8M); Premium $18,000 per game (budget over $1.8M); licenses cover lifetime distribution on all platforms; FMOD logo credit required (waiver extra) (official)	SFX EngineFree trial: 15 credits (about 5 sound effects) with no card, downloads need a paid plan; Starter $10/mo (500 credits); Creator $25/mo (4,000 credits); Pro $90/mo (15,000 credits); 20% off yearly. Commercial use on every paid plan (official)
Website	FMODhttps://www.fmod.com/	SFX Enginehttps://sfxengine.com/

Which tool for which job

FMOD wins when you want professional audio middleware and your game fits the free Indie license.

SFX Engine wins when you want prompt-to-SFX generation with clear commercial terms for a game.

Descriptions in the table come from each vendor's own site. This verdict is a fit call from those official pages as of 2 November 2026, not a shared benchmark or a hands-on score. Prices change, so confirm the pricing row on each tool page. How we review tools.

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