Loudly vs Mubert vs OptimizerAI vs Stable Audio

A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.

	Loudly AI music generator with a copyright-cleared API for apps and games Visit	Mubert AI-generated music with commercial-use rights Visit	OptimizerAI Type a sound, get a stereo WAV — built for game and video creators Visit	Stable Audio Stability AI's text-to-audio model Visit
RECATOOLS Score	7.1 / 10	6.5 / 10	6 / 10	6.8 / 10
Capability	7	6	6	6.5
Value for money	7	7	6	6.5
Ease of use	7	7	7	7.5
ASEAN readiness	6	6	6	6
API quality	8	7	0	6
Pricing	Freemium	Freemium	Freemium	Freemium
Free tier	—	Ambassador (Free) tier — personal/non-commercial use only	—	—
Paid from	—	Creator $14/mo; Pro $39/mo; Business $199/mo; Enterprise custom	—	—
Has API	✓	✓	✗	✓
Open source	✗	✗	✗	✓
Free to use	✓	✗	✓	✓
Users	—	—	—	—
Founded	—	2016	—	2023
Maker	—	—	—	—
Verdict	Loudly runs two products under one roof: a consumer web app for royalty-free tracks, and an enterprise Music API that licenses the same generation engine — text-to-music, parametric controls, stem extraction, AI playlist...	Mubert generates royalty-free background music from text prompts, moods, or genres, aimed at content creators, streamers, and app developers who need licensed audio without hiring a composer. Its strengths are the huge l...	OptimizerAI is a narrow, useful tool: describe a sound, get a clip back, fast enough to fit into a prototyping workflow instead of trawling royalty-free sound libraries. The 44.1kHz stereo output and 60-second cap cover...	Stable Audio, from Stability AI, generates music and sound effects from text prompts with a focus on commercially licensable output, making it useful for video creators, game developers and marketers who need royalty-cle...
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Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.