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What barre chords are
A barre chord is a movable chord shape where one finger, usually the index finger, presses down several strings at once across a single fret. That finger acts like a movable capo. Because the whole shape slides up and down the neck, one shape gives you every major or minor chord, depending on where you put it.
Beginners often meet barre chords as a wall. Open chords feel easy because some strings ring open. Barre chords ask one finger to do the work of a capo while the other fingers form the chord. It feels hard at first, and it is hard at first, but it is a skill like any other. It gets easier with short, regular practice, not with one long painful session.
How this finder works
Pick a root note, pick the E-form or the A-form, and pick major or minor. The tool shows the barre fret, the fret for every string, and the note that sounds on each string. It also lists the notes of the chord, so you can see why the shape works.
The E-form takes its name from the open E chord shape. You bar all six strings with your index finger and use the other fingers to make the E shape higher up the neck. The root note sits on the sixth string, the low E string. The A-form comes from the open A chord shape. You bar five strings and the root note sits on the fifth string, the A string.
How to use the shapes
Start with the E-form at a low fret. F major at the first fret is the classic first barre chord, and it is also one of the hardest, because the first fret is close to the nut and needs more pressure. If F feels impossible, try G major with the E-form at the third fret, or A major at the fifth fret. Higher frets need less pressure, so they are a kinder place to learn.
Place your index finger flat, close to the fret wire, not in the middle of the fret. Roll the finger slightly onto its side, toward the nut. The bony side of the finger presses more evenly than the soft pad. Keep your thumb behind the neck, roughly opposite your index finger, so the two fingers squeeze together. If your wrist hurts, stop and rest. Pain is not practice.
The A-form and its tricky third string
The A-form asks three strings to sit at the same fret, two frets above the barre. Many players bar those three strings with the ring finger, bent back a little, while the little finger mutes or helps. Others use three separate fingers, which is fiddly but precise. Try both. There is no single correct answer, only the version that rings cleanly for your hand.
For the A-form minor shape, the second string drops one fret below the others. That one change turns the major chord into a minor chord. Seeing that in the tool helps you understand how chords are built: change one note, change the chord.
Common mistakes
The most common mistake is pressing too hard with the whole hand. Tension spreads to the shoulder and the sound gets worse, not better. Press only as hard as needed for clean notes, and check each string one at a time. If one string buzzes, adjust the finger, not the force.
Another mistake is practising only the hard chord. Play a song that uses one barre chord among open chords. Your hand learns the switch in context, which is how you will actually use it. Songs with F major next to C major and G major are perfect for this.
Practice plan
Five minutes a day beats an hour once a week. Spend two minutes forming the shape slowly, two minutes switching between the barre chord and an open chord, and one minute playing a simple strumming pattern. After two weeks, most players hear a clear difference. After a month, the shape starts to feel normal.
Use this finder to plan your practice. Look up the chords of a song you like, learn the two shapes, and play along. The tool is free, runs in your browser, and needs no sign-up.