← すべてのツール / 音楽

Chord Library

Browse and play any chord. Piano keyboard and guitar fretboard diagrams. View chord notes, intervals, and inversions. Audio playback for voicings.

よくある質問

このツールは無料ですか？

はい、完全無料で登録不要です。

スマートフォンで使えますか？

はい、モバイルブラウザでタッチ操作に対応しています。

どのカテゴリに属していますか？

音楽

関連ツール

スケール検索 Select a root note and scale type (major, minor, pentatonic, blues, etc.) to see scale notes and piano keyboard visualization. Piano Assistant Upload sheet music or Jianpu to generate a printable PDF guide showing exactly which keys to press on an 88-key piano, with finger numbers for each note. Runs entirely in your browser. Guitar Fretboard Visualize scales and chords on a guitar fretboard. 8 tuning presets including bass and ukulele. Note name, interval, and degree display modes. 仮想ピアノキーボード Playable virtual piano keyboard using mouse or keyboard keys. Supports recording short snippets and playback. コード進行生成器 Generate chord progressions by key and style (pop, jazz, rock, classical). Play chords with audio preview and export as text. クロマチックチューナー Real-time chromatic tuner using microphone input. Displays note name and deviation in cents. Supports guitar, violin, ukulele, and piano modes. 聴音トレーニング Practice ear training with random intervals, chords, and scales. Guess the answer and track accuracy statistics with difficulty progression. Chord Analyzer Upload MIDI, MusicXML, or audio to analyze chord structure, detect key, and generate Roman numeral analysis. Chord progression timeline. All processing local.