Tonehole

The musical instrument atlas

Every key, every note,
every instrument.

Fingering charts with clear diagrams, scales written for your instrument with audio, string tunings in hertz, free public-domain scores and practice tools — all in one fast, ad-free place.

Clarinet fingering chartFlute fingering chartSaxophone fingeringsOnline tunerMetronomeGuitar tuningsNote frequencies
143fingering diagrams
336+scale pages
47instruments
44tunings
6,263free scores
2,855catalogued works

Fingering charts

All charts →
Clarinet fingering diagram for C♯6

Clarinet

Boehm system, E3 to C7 with alternates

 Flute fingering diagram for F♯6

Flute

Three octaves, B-foot & gizmo

 Saxophone fingering diagram for B♭4

Saxophone

Soprano, alto, tenor & bari

 Recorder fingering diagram for F4

Recorder

Baroque & German fingerings

Scales, written for you

Every major and minor scale transposed to the key your part is written in — with notation, fingerings under every note, audio playback and free MIDI/MusicXML.

ClarinetFluteAlto saxTenor saxOboeBassoonRecorder

Tunings in hertz

Standard and alternate tunings for guitar, bass, ukulele, violin family, mandolin, banjo and more — exact string frequencies, fretboard maps and reference tones.

Standard guitarDrop DDADGADOpen GUkuleleViolin

Instrument atlas

All 47 instruments →
B♭ Clarinet

Woodwinds · Single reed

B♭ Clarinet

The most common clarinet: written C sounds B♭ a whole step lower.
Flute

Woodwinds · Edge-blown

Flute

Non-transposing: written pitch is concert pitch.
Alto Saxophone

Woodwinds · Single reed

Alto Saxophone

The most common saxophone; written C sounds E♭ a major sixth lower.
Violin

Bowed strings · Bowed

Violin

Strings tuned in fifths: G3, D4, A4, E5.
Guitar

Plucked & fretted · Plucked (fretted)

Guitar

Standard tuning E2 A2 D3 G3 B3 E4; written an octave higher than it sounds.
Piano

Keyboards · Struck strings

Piano

88 keys spanning A0 (27.5 Hz) to C8 (4186 Hz).

Practice tools

All tools →
♪TunerMicrophone, cents, any A4 ♩MetronomeTap tempo & accents ∿DroneReference pitches ⇄TransposerB♭ · E♭ · F · A HzFrequenciesNote ↔ Hz ↔ MIDI

Free library

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Folk tunes with playback

All tunes →

From the museum

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Clarinet in DClarinet in D1750–70 · The Met ClarinetClarinet1750 · Europeana ClarinetClarinet1800 · Europeana Clarinet BarrelClarinet Barrel1800 · Europeana Clarinet BarrelClarinet Barrel1800 · Europeana Clarinet BarrelClarinet Barrel1800 · Europeana ClarinetClarinet1810 · Europeana Basset HornBasset Horn1820 · Europeana

Learn

All guides →

Guide

How to choose clarinet reeds

Strength, cut, brand differences and how to rotate reeds.

Guide

Transposing instruments, explained

Why a written C sounds B♭ — and how to transpose quickly.

Guide

Crossing the clarinet break

Exercises that make B♭4 → B4 feel effortless.

Latest posts

  1. Mastering Clarinet Register Changes for Beginners
  2. Starting Clarinet Altissimo Notes for Beginners
  3. Getting Started with Clarinet Throat Tones for Beginners
  4. Clarinet Reed Care for Beginners and Longevity Tips
  5. Getting Started with Clarinet Articulation Techniques
  6. Choosing Clarinet Reeds for Beginners A Practical Strategy
  7. Clarinet Breath Support for Beginners Getting Started Right
  8. Woodwind Audition Preparation Fundamentals for Success
  9. Getting Started with Clarinet Embouchure Basics
  10. Woodwind Performance Warmups Fundamentals and Best Practices