About “Hello World”

Can I learn "Hello World" with falling notes like Synthesia?

Yes — Falling Notes mode shows colored note shapes dropping onto a virtual keyboard, the same visual style as Synthesia or piano-tile games. Each note's column matches the piano key you press. Works for "Hello World" with hands-separate practice in Ab at 120 BPM.

What key is "Hello World" by Lady A played in?

Hello World is arranged in the key of Ab on Super Simple Piano. You can transpose to any other key live in the player.

What's the tempo (BPM) of "Hello World"?

The arrangement plays at 120 BPM. Use the speed control (10-200%) to practice slower or play faster.

Is "Hello World" easy to play on piano?

This is an advanced arrangement. We recommend breaking it into sections and using the speed control to drill harder passages.

Can I download sheet music for "Hello World"?

Yes — registered users can download PDF sheet music, plus MIDI and MusicXML files for use in other notation software.

Who composed "Hello World"?

"Hello World" was originally performed by Lady A. The Super Simple Piano arrangement is simplified for beginner-to-intermediate players.

What chords are used in "Hello World"?

This arrangement uses 11 chords: Ab, Absus2, Bb, Bb7, C, Cm, Cm7, Db, +3 more.

What other songs by Lady A can I play here?

Try "I RUN TO YOU", "JUST A KISS", "DOWNTOWN". All are in our player with color-coded notes; pick the one matching your level.

Can I practice left and right hand separately for "Hello World"?

Yes! Our Top Down mode lets you isolate the left hand (bass clef), right hand (treble clef), or play both together. This makes it easy to master "Hello World" one hand at a time before combining them.

What is falling notes style for "Hello World"?

Falling notes (also known as Synthesia or piano waterfall) shows color-coded rectangles falling from the top of the screen onto a virtual keyboard. Each note's position matches the piano key you need to press. "Hello World" is in the key of Ab at 120 BPM.