Step 1
Pick a tuning preset
Start with Standard for EADGBE. Use Drop D when a song needs a lower bass string, or half step down for songs recorded slightly lower.
Free Guitar Tool
Free online guitar tuner for standard EADGBE
Tune your acoustic or electric guitar in the browser before practicing Hindi, Bollywood, Punjabi, English, Marathi, Bengali, or Pakistani chord pages. No app install is needed.
Standard EADGBE
Drop D
Half Step Down
Mobile Friendly
Guitar tuning guide
Free online guitar tuner for standard EADGBE tuning
Use this tuner before opening a chord sheet so every song starts in tune. It supports standard guitar tuning, Drop D, half step down, and D standard for beginner practice, Hindi songs, Bollywood chords, and English pop songs.
Step 2
Play one string at a time
Pluck a single string clearly, let the tuner detect the note, then tighten or loosen slowly until the meter is centered.
Step 3
Retune after chords
After tuning all six strings, play G, C, D, Em, or the chords from your song page. If they sound rough, tune again gently.
Standard guitar tuning frequencies
| String | Note | Frequency | Practice check |
|---|---|---|---|
| 6th string | E2 | 82.41 Hz | Lowest thick string |
| 5th string | A2 | 110.00 Hz | Common bass anchor |
| 4th string | D3 | 146.83 Hz | Middle chord support |
| 3rd string | G3 | 196.00 Hz | Often drifts on beginner guitars |
| 2nd string | B3 | 246.94 Hz | Check slowly for clean open chords |
| 1st string | E4 | 329.63 Hz | Highest thin string |
Useful tuning presets
Standard: E2 A2 D3 G3 B3 E4
Drop D: D2 A2 D3 G3 B3 E4
Half Step Down: Eb2 Ab2 Db3 Gb3 Bb3 Eb4
D Standard: D2 G2 C3 F3 A3 D4
Guitar tuner FAQs
What is standard guitar tuning?
Standard tuning from the thickest string to the thinnest string is E2, A2, D3, G3, B3, and E4.
Can I use this tuner for Drop D?
Yes. Select the Drop D preset and tune the lowest string to D2 while the other strings stay in standard tuning.
Why does the tuner need microphone access?
The browser needs microphone permission so the tuner can hear the string you play and compare it with the target note.
What should I do if the tuner jumps around?
Move closer to the microphone, reduce background sound, pluck one string at a time, and let the note ring for a moment.
Is this online guitar tuner free?
Yes. The GuitarAdda tuner is free to use in the browser.
Does the tuner work on mobile?
It is designed for modern mobile and desktop browsers. Allow microphone access and tune in a quiet place for the best result.
Do I need to install a guitar tuner app?
No. You can tune from the browser without installing a separate tuner app.