ChordBank: あなたの演奏を聴くAIコーチでギターをマスターしよう。

Learn guitar with confidence. From your first chord to your first song. ChordBank makes guitar accessible to everyone with pro teachers, smart games that listen as you play, and over 14,000 hand-curated chords. Whether it's your first day or you're ready to write songs, we've got you covered. ANYONE CAN LEARN Your Private Coach, Step-by-Step. Never played before? No problem. ChordBank breaks down every chord one finger at a time, listening as you play and guiding you to perfect form. Our Chord Coach uses AI to hear your progress in real-time, so you know you're playing it right. PRACTICE THAT'S ACTUALLY FUN Smart Games, Real Progress Turn boring practice into something you'll actually want to do. Our games and flashcards use your device's microphone to listen as you play your real guitar, giving instant feedback and celebrating your wins. Practice feels like play, but you're secretly building serious skills. PRO TEACHERS, ESSENTIAL SKILLS Learn from Berklee-trained musicians who know what beginners actually need. Crystal-clear 4K videos with multiple angles show exactly where to put your fingers. Master the basics first, then build from there—no overwhelming theory, just the chords you need to play real songs. TUNE WITH CONFIDENCE Our smart tuner doesn't just show you if you're sharp or flat—it tells you exactly which knob to turn. With guided videos and step-by-step instructions, you'll tune perfectly even if you've never done it before. CHORDS YOU CAN TRUST Find any chord instantly from our library of 14,000+ fingerings, each hand-curated by professionals to be comfortable and sound great. These aren't auto-generated stretches—they're real, playable chords that work. Plus, our Reverse Finder identifies any chord you discover on your fretboard. WRITE SONGS FROM DAY ONE Time-Tested Chord Progressions Access the same progressions used in countless hit songs. Our Genius feature provides proven patterns that work, plus smart substitutions to make simple songs extraordinary. Music theory for real people—understand what you're playing without the confusion. TOOLS THAT GROW WITH YOU - Variable-speed backing tracks and playalongs - Feature-packed metronome for perfect timing - Chord progressions and songwriting tools - Support for slash chords and advanced voicings - Left-handed mode and custom tunings - Works with acoustic and electric guitars MEMBERSHIPS THAT WORK FOR YOU Access to tens of thousands of hand-curated guitar chords is free for all users, but for just $4.99 per month or $47.90 per year, get full, ad-free access to all of ChordBank's features. Or, for just $14.99 per month, a ChordBank® All Access membership unlocks four great guitar apps: ChordBank, ScaleBank, TabBank, and Alt Tunings. If you decide to purchase a subscription, an initial payment will be charged to your iTunes account. Your subscription will automatically renew unless auto-renew is turned off at least 24 hours before the end of the current subscription period. Your account will be charged for renewal within 24 hours prior to the end of each subscription period, at a rate of $4.99 or $14.99 per month, or $47.90 per year. You can turn off auto-renewal at any time via your iTunes Account Settings. You can find our privacy policy at https://chordbank.com/privacy, and our terms of service at https://chordbank.com/terms-of-service. Join millions of guitarists who've learned with ChordBank since 2010. Your guitar journey starts here.