HeartMula Key Features

Complete Song Generation

Generates full-length tracks with clear structure (verses, choruses, bridges, endings) instead of short loops, producing songs suitable for real projects.

Lyric-Aware AI Vocals

Creates expressive AI singing that follows provided lyrics with natural timing, intonation, and alignment between words and melody.

Prompt-Based Creative Control

Use natural-language prompts to control genre, mood, tempo, and emotional tone — no music theory required to shape the result.

Multi-Language Support & Open Source

Supports song generation in multiple languages and offers open-source / transparent options, enabling broader international use and self-hosting possibilities.