A Gym for Piano
Sight Reading

Build real sight reading fluency with structured exercises, instant MIDI feedback, and progress tracking.

Note Universe app showing a sight-reading exercise with sheet music and on-screen piano

Most Pianists Struggle With Sight Reading

Traditional approaches leave pianists stuck in a cycle of frustration.

No Structured Method

Most pianists practice sight reading by grabbing random sheet music — with no progression or system.

No Instant Feedback

Without real-time feedback, you can't tell whether you're reading notes correctly or reinforcing mistakes.

No Measurable Progress

It's hard to stay motivated when you can't see how far you've come or what to work on next.

A smarter way to train your eyes and hands

Note Universe generates progressive sight reading exercises that adapt to your level. Connect a MIDI keyboard, play what you see, and get instant accuracy and rhythm scores — turning an unpracticed skill into a measurable one.

Note Universe on a tablet in landscape: three lines of G major triads over a held bass, with the XP counter below

Everything you need to level up

Six core features designed around how pianists actually learn.

Real Sheet Music Notation

Practice with standard music notation — not simplified tabs or colored blocks.
MIDI Keyboard Connected

Plug in any MIDI keyboard and play — the app listens and scores in real time.
Progressive Difficulty

Start simple and level up. Exercises scale with your ability so you're always challenged.
Accuracy Scoring

See exactly which notes you hit and which you missed after every exercise.
Rhythm Training

Not just pitch — practice timing with a built-in metronome and rhythm scoring.
All Keys, Clefs & Time Signatures

Treble, bass, or both. Any key signature. Any time signature. Full coverage.

Mobile-First

Built for the phone in your pocket

Most piano apps are designed for tablets and laptops, leaving mobile as a cramped afterthought. Note Universe was built for mobile from day one — and scales beautifully on tablets when you want a bigger view.

The Note Universe exercise screen on a phone: a bar of melody over broken chords, above a two-octave on-screen keyboard

An exercise on a tablet, fitting three lines of two-handed chords above a four-octave on-screen keyboard

A phone in landscape, showing two lines of dotted rhythms across the full width of the screen

Landscape Mode

Designed to sit on your piano

When you're plugged into a USB cable, landscape is the natural way to rest your phone on the music stand. It also gives you wider sheet music — more notes per line and more room to read ahead at tempo.

See it in action

Everything around the exercises: a path to follow, feedback on every run, the theory behind the notes, and a record of your progress.

The skill tree, with Individual Notes and Melodic Intervals completed, Harmonic Intervals in progress, and the triad lessons still locked

Structured Curriculum

A clear path from beginner to expert

A visual skill tree maps out notes, intervals, rhythm, and chords — so you always know what to practice next.

The summary after a Gold run, in the dark theme: 1,260 XP earned, a new best reading ability, 94% accuracy, 84 notes per minute, and 92% of notes on the beat

After Every Run

See exactly how it went

Every exercise ends with a clear summary: the medal you earned, your accuracy, how many notes a minute you read, and how much of your rhythm landed on the beat — each compared with last time.

Shown in the dark theme. The sheet music always stays on paper white, so we recommend the light theme for practice.

A theory lesson on the circle of fifths, showing how each key clockwise keeps the old sharps and adds one, with the G major and D major scales on the staff

Theory Lessons

Understand what you're reading

Short illustrated lessons explain the theory behind the page — key signatures, the circle of fifths, rhythm, and harmony — and lead straight into exercises that put it into practice.