Piano Companion is a music theory reference app for songwriters, producers, teachers, and students. Look up any of 1,500+ chords or 10,000+ scales instantly, build progressions, and explore harmony on iOS, Android, and Mac.


Whether you're stuck on a progression, blanking on a scale name, or just exploring — Piano Companion gives you the answer in seconds. Press the keys you know, and it tells you what you're playing.
Search by name or tap the keys you know. Piano Companion identifies what you're playing — even from a MIDI keyboard.
The Chord Progression Builder suggests chords that fit your key. Experiment with patterns, listen back, and find what sounds right.
See notes on the grand staff, fingering for both hands, intervals, degrees, and compatible scales — all in context, not abstract textbook diagrams.
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However, the key distinction is curation . Unlike low-effort AI artists who prompt and post, DenDenZ-s Creations uses AI as a sketch assistant. Every final piece is hand-traced, repainted, and layered with manual effects. The process looks like this:
One of the hallmark features of DenDenZ-s Creations is its library of instructional content. These guides are designed to help users navigate complex tasks, ranging from technical troubleshooting to creative DIY projects.
At the heart of DenDenZ-s Creations lies a fundamental understanding of form and character. While many digital modelers focus solely on technical geometry—ensuring vertices are connected and meshes are closed—DenDenZ-s approaches a model as a storyteller first.
: Use a bold, slightly rounded sans-serif font for "DenDenZ" to keep it approachable, paired with a clean, wide-spaced "CREATIONS" in all caps underneath for a professional anchor. 4. Sample Product Description (The "Sale" Piece)
However, the key distinction is curation . Unlike low-effort AI artists who prompt and post, DenDenZ-s Creations uses AI as a sketch assistant. Every final piece is hand-traced, repainted, and layered with manual effects. The process looks like this: DenDenZ-s Creations
One of the hallmark features of DenDenZ-s Creations is its library of instructional content. These guides are designed to help users navigate complex tasks, ranging from technical troubleshooting to creative DIY projects. : Use a bold, slightly rounded sans-serif font
At the heart of DenDenZ-s Creations lies a fundamental understanding of form and character. While many digital modelers focus solely on technical geometry—ensuring vertices are connected and meshes are closed—DenDenZ-s approaches a model as a storyteller first. Unlike low-effort AI artists who prompt and post,