Song Creation

Create SongGenerate a full song from a text prompt using AI. Pick a style, add lyrics, and get a complete track.

CoverCover or remix any song with the in-house Vocuno engine — upload a track, pick a style, and get a polished version.

Create VocalsCreate AI vocal tracks from scratch with a text prompt and a voice model of your choice.

Add Vocals to TrackUpload an instrumental and add AI-generated vocals on top. Choose a voice and style.

Transform VocalsTurn a raw vocal idea into a studio-quality, catchy vocal using AI voice models.

Add InstrumentalUpload any idea — a melody, vocal, or instrumental — and generate a matching backing track with AI.

LyricsGenerate song lyrics from a description. Use them in your songs or export them.

Text to SpeechTurn text into natural spoken audio with ElevenLabs voices.

Production

YouTube MP3 ConverterPaste a YouTube link and save clean MP3 audio.

StemsSplit any song into separate tracks — vocals, drums, bass, and more. Great for remixes and sampling.

Voice ConversionConvert any vocal recording to a different AI voice while keeping the melody and timing.

Audio to MIDIConvert an audio file into a MIDI file you can edit in any DAW.

Audio File ConverterConvert audio files between formats — MP3, WAV, FLAC, OGG, and more.

BPM DetectorDetect the tempo (BPM) of any audio file instantly.

De-ReverbRemove reverb and echo from vocals. Upload a track and get a clean, dry vocal ready for remixing or re-production.

Audio RecognitionIdentify a song from an audio file — get the title and artist of the track.

Tools

Online TunerTune guitar, bass, ukulele, violin, or vocals with a live cents meter.

Chord FinderDetect timed chords from guitar, piano, or instrumental audio.

Pitch DetectorDetect the note, frequency, and cents of a live vocal or instrument.

Vocal Range FinderCapture your lowest and highest comfortable notes and estimate your voice type.

MetronomePractice with a stable click, tap tempo, accents, and subdivisions.

Tap BPMTap along to a song or idea to estimate its tempo.

BPM Delay CalculatorConvert BPM into delay and reverb timing values for common note divisions.

Note Frequency CalculatorConvert music notes to frequencies with an adjustable A4 tuning reference.

Creation PromptsBrowse every prompt you've used across Song, Create Vocal, Add Vocals, Transform Vocals and Lyrics — with playback when the audio is still in your library.

Cover / Remix Studio Distribute Discover Pricing Blog

Comparison

RiffusionvsStable Audio

Both emerged from the Stable Diffusion ecosystem — Riffusion pioneered spectogram-based music, Stable Audio evolved into Stability AI's official audio model. Here's how these diffusion-based tools compare.

Feature Comparison

TLDR: Stable Audio has evolved further with Stability AI's backing and higher audio quality. Riffusion remains free and accessible with its unique approach. Vocuno integrates multiple AI engines with production tools for a more complete music creation experience.

Feature	Riffusion	Stable Audio	Vocuno
AI Agent
AI Song Generation
Stem Separation
Voice Conversion
Lyrics Writing	Limited
Music Distribution
Built-in Studio/DAW
Audio to MIDI
BPM Detection
Text to Speech
Live Collaboration

YesLimited — Partial support No

Pricing

Riffusion

Free tier available · Starting at Free

Free (community)
Paid tiers available

Stable Audio

Free tier available · Starting at $11.99/mo

Free
Standard $11.99/mo
Pro $29.99/mo

Pros & Cons

Riffusion

Pros

Free to use
Unique spectogram generation approach
Good for experimental music
Open-source roots

Cons

Lower audio fidelity
Less consistent results
Limited feature set
Smaller active development

Stable Audio

Pros

Higher audio quality than Riffusion
Backed by Stability AI
API access for developers
Better for instrumentals and sound design

Cons

No vocal generation
Paid plans needed for full features
Less experimental feel
No production tools

Vocuno

Pros

Multiple AI engines beyond diffusion-based models
Full production suite with DAW
Distribution to streaming platforms
Voice conversion and stem separation

Cons

Different generation paradigm

Frequently Asked Questions

Both emerged from the Stable Diffusion ecosystem. Riffusion was a community project using spectogram diffusion. Stable Audio is Stability AI's official audio model.

Riffusion offers free access. Stable Audio has a free tier with paid plans from $11.99/mo. Vocuno starts at $9/mo with more features.

Stable Audio produces higher-fidelity audio. Riffusion has a distinctive character. For production-ready music, Vocuno offers higher-quality engines.

Riffusion has some vocal capability. Stable Audio focuses on instrumentals. For full songs with vocals, Vocuno is a better choice.