Riffusion is free, with no paid plan attached. Udio is freemium — a usable free tier with paid plans above it. Both are listed under AI Music & Audio, so this is a like-for-like comparison. Neither is ranked above the other — Flocci carries no sponsored placement.
Riffusion is free, with no paid plan attached and is listed for riffusion's Producer was acquired by Google and now continues as Flow Music. Udio is freemium — a usable free tier with paid plans above it and is listed for generate songs with vocals from a text prompt. Both sit in AI Music & Audio.
Riffusion is the cheaper starting point: it is free, with no paid plan attached, while Udio is freemium — a usable free tier with paid plans above it. Pricing tiers here come from the catalog, not from a promotional page.
Choose Riffusion if you need riffusion's Producer was acquired by Google and now continues as Flow Music; choose Udio if you need generate songs with vocals from a text prompt. Flocci AI Tools does not rank one above the other — it shows both feature sets side by side and lets the requirement decide.
| Riffusion | Udio | |
|---|---|---|
| Pricing tier | Free | Free tier + paid plans |
| Free to start | Yes | Yes |
| Category | Content & Media Generation | Content & Media Generation |
| Type | AI Music & Audio | AI Music & Audio |
| Listed capabilities |
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| Tags | music, free, open-source, song, unlimited, flow music, producer ai | music, song, udio, editing, remix, free |
| Website | riffusion.com | udio.com |
| Full page | Riffusion details → | Udio details → |
| Alternatives | Riffusion alternatives → | Udio alternatives → |