# Guitar Tuner - Chromatic — Tuner for Guitar Bass Ukulele

> Accurate chromatic tuner for any instrument using device microphone. (iPhone/iPad app by Last Harmonic LLC.)

- Source: https://appshunter.io/ios/app/guitar-tuner-chromatic/id423214938 (this page in markdown: same URL + `.md`)
- Developer: [Last Harmonic LLC](https://appshunter.io/developer/1434701537)
- Category: Music, Education
- Price: Free with in-app purchases
- Rating: 4.60/5 from 8,205 App Store ratings · 328 written reviews indexed
- Age rating: 4+
- Requires: iOS 17.6 · 6 MB
- Languages: American English
- Released: 2011-05-07
- Data updated: 2026-09-01
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/guitar-tuner-chromatic/id423214938/reviews.md

## What is Guitar Tuner?

A simple, free tuner that works.

What the users are saying:
"This is the only chromatic tuner that I tried on here that actually works." - dharris (USA)

"Great app, love the noise cancellation thingy and it's probably the most accurate tuner on the app store" - Joshua Joe (New Zealand)

"Awesome! - One of the best tuners on the app store! I'm impressed" - Ybxbmhnjgl (Canada)


Guitar Tuner is a chromatic tuner which uses the iPhone/iPod microphone to give you an accurate pitch reading.

Features:
- works with any instrument! Guitar, Bass, Ukulele...you name it!
- chromatic: works with any note!
- accurate to 0.33 Hz
- slider control to filter background noise
- fine tuning display with +/- 50 cent range and 2 cent increments
- wide range display shows +/- 2.5 semitones with 10 cent increments
- extremely fast 0.1 second refresh rate

## Key features

- Works with any instrument
- Chromatic tuning for any note
- Accurate to 0.33 Hz
- Noise cancellation slider
- Fine tuning display (+/- 50 cents)
- Fast 0.1 second refresh rate

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


## What do users think of Guitar Tuner?

Overall sentiment: neutral

**Pros**

- 👍 Simple and easy to use
- 🚀 Accurate tuning
- 💡 Useful background noise filter
- 🎨 Clean and intuitive interface
- 🆓 Free and no ads

**Cons**

- 🐛 Unstable and freezes/crashes frequently
- 🤔 Struggles with lower strings and some notes
- 🤷‍♂️ Inconsistent performance across devices
- 🙄 Displays incorrect note information at times

**Commonly reported bugs**

- Freezes and crashes on certain devices
- Incorrect note detection and tuning
- Fails to work in noisy environments

**Most requested features**

- Add more tuning options (e.g. drop tunings)
- Improve stability and reduce crashes
- Provide more customization options

## Recent user reviews (10 of 328)

All indexed reviews: https://appshunter.io/ios/app/guitar-tuner-chromatic/id423214938/reviews.md

### 2/5 — Accuracy

*2026-07-02*

It’s really not accurate enough

### 1/5 — Gf

*2026-06-20, version 3.0.10*

Gg TV

### 5/5 — Super helpful

*2026-06-17*

I really enjoy using this app. It makes tuning my guitar simple as a beginner in guitar. It is especially helpful since my ear is not fully trained for what notes should actually sound like.

### 1/5 — Can’t Even use the app

*2026-06-11*

When I installed it I couldn’t Even open the app so please fix this

### 5/5 — Best tuner ever

*2026-05-19, version 3.0.10*

Best tuning app there is have been using it for 10 years now

Been playing guitar since there was no mobile phone to tune your guitar so take my advice for this

### 1/5 — Can’t seem to cancel it

*2026-05-10, version 3.0.10*

Well, I’m stuck and have been charged. May have to cancel my card to cancel it. Displeased is an understatement

### 5/5 — Three String Guitar

*2026-05-07, version 3.0.10*

Enjoy using the app to tune the three string guitar

### 1/5 — save your data--don't

*2026-05-02, version 3.0.10*

doesn't work at all. bounces all over the place even when nothing is played in a quiet space. tried strumming louder which works for a second then the needle bounces all over. not reliable, other apps worked fine & my mic is fine too. 1/5

### 2/5 — Guitar tuner

*2026-04-24, version 3.0.10*

Too sensitive on iPhone 14

### 1/5 — Worthless

*2026-04-22, version 3.0.10*

Every letter of the music alphabet on just a single, low E on an acoustic. Fail.

## Frequently asked questions about Guitar Tuner

### What does this app do?

This application functions as a chromatic tuner, utilizing your device's microphone to provide accurate pitch readings for any instrument. It is designed to be simple and effective, helping musicians ensure their instruments are in tune.

### What are the key features of this tuner?

Key features include compatibility with any instrument and any note (chromatic tuning), accuracy to 0.33 Hz, a slider to filter background noise, a detailed fine-tuning display with +/- 50 cent range, and an extremely fast 0.1-second refresh rate.

### Is this app free to use?

The app is free to download and use, but it does include in-app purchases and advertisements. This allows for continued development and support while offering core functionality at no initial cost.

### What instruments can I tune with this app?

This tuner works with any instrument that produces a musical pitch. Its chromatic nature means it can accurately tune any note, making it versatile for a wide range of stringed, wind, and other instruments.

### How accurate is this tuner?

The tuner is highly accurate, with a stated precision of 0.33 Hz. It also offers a fine-tuning display that shows pitch deviations in 2 cent increments within a +/- 50 cent range, allowing for very precise adjustments.

## Version history (last 5 releases)

### 4.0.1 — 2026-08-23

Fixed a bug when launching the app with siri

### 4.0 — 2026-07-02

New algorithm with better accuracy!
This version is a ground-up rewrite. Same simple interface, better accuracy.

### 3.0.10 — 2023-12-20

New build for iOS 17

### 3.0.9 — 2023-08-22

Minor UI and screenshot updates.

### 3.0.8 — 2023-04-24

- Removed the ear trainer button.
- Fixed layout issues with ipad landscape.
- Updates for latest iOS.

## Apps similar to Guitar Tuner

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [GuitarTuna: Tune & Play Guitar](https://appshunter.io/ios/app/guitartuna-tune-and-play-guitar/id527588389) | 4.8 (146,520) | Free | Music |
| [Guitar Tuner - Simply Tune](https://appshunter.io/ios/app/guitar-tuner-simply-tune/id1573260863) | 4.8 (101,772) | Free | Music |
| [Fender Tune: Guitar Tuner App](https://appshunter.io/ios/app/fender-tune-guitar-tuner-app/id1107017950) | 4.8 (149,448) | Free | Music |
| [Ultimate Guitar: Chords & Tabs](https://appshunter.io/ios/app/ultimate-guitar-chords-and-tabs/id357828853) | 4.7 (473,707) | Free | Music |
| [Guitar Tuner Easy tune chords](https://appshunter.io/ios/app/guitar-tuner-easy-tune-chords/id838981369) | 4.6 (45,879) | Free | Music |
| [Pro Guitar Tuner](https://appshunter.io/ios/app/pro-guitar-tuner/id687934254) | 4.7 (10,132) | Free | Music |

## More apps by Last Harmonic LLC

- [Piano Keyboard - Play Music](https://appshunter.io/ios/app/piano-keyboard-play-music/id6473710803)
- [Metronome: BPM Tempo & Haptics](https://appshunter.io/ios/app/metronome-bpm-tempo-and-haptics/id6761062568)

All apps by Last Harmonic LLC: https://appshunter.io/developer/1434701537

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-01.*