# Tuner Gauge: Chromatic Tuner — A Precision Tuning Utility App

> Accurate, open-source chromatic tuner for musicians with real-time pitch feedback. (iPhone/iPad app by Michael Ellis.)

- Source: https://appshunter.io/ios/app/tuner-gauge-chromatic-tuner/id6751610479 (this page in markdown: same URL + `.md`)
- Developer: [Michael Ellis](https://appshunter.io/developer/1594095096)
- Category: Music, Utilities
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 18.5 · 2 MB
- Languages: American English
- Released: 2025-09-03
- Data updated: 2026-06-08
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/tuner-gauge-chromatic-tuner/id6751610479/reviews.md

## What is Tuner Gauge?

Tuner Gauge - Simple, Accurate, Chromatic Tuner

Tune with confidence. No ads, no tracking, just pure, open-source pitch detection. This tuner is fine tuned to frequencies between 69Hz-4108Hz which is perfect for most instruments!

This open-source tuner app helps musicians of all levels tune their instruments quickly and accurately. Whether you're playing guitar, violin, bass, ukulele, singing, or something else, you'll get real-time pitch feedback with cent-level precision.

Built with advanced signal analysis to detect musical notes and display pitch deviation in a clean, responsive interface. Powered by Apple’s low-latency audio stack for sub-100ms pitch detection. 

No account required. No hidden features. Just open, tune, and play.

Features:
- Supports guitar, violin, bass, ukulele, and more
- Chromatic tuner with cent accuracy
- Real-time precision pitch detection
- Visual pitch meter with note and deviation display
- Pitch history graph for tracking tuning stability
- Historical tuning standards (Baroque, Classical, Verdi, etc.)
- MIDI reference configuration for digital musicians
- Built-in reference tone generator with multiple waveforms
- Professional signal monitoring with decibel meter
- 100% private - no ads, no data collection
- Accessibility support
- Open source

Perfect for beginners, pros, and anyone who values simplicity and fine tuning.

Download now, or explore the source and learn about this app or contribute on Github at https://github.com/michael94ellis/FreeTuner

## Key features

- Chromatic tuning with cent accuracy
- Real-time precision pitch detection
- Supports guitar, violin, bass, ukulele, and more
- Visual pitch meter with note display
- Pitch history graph
- Reference tone generator
- Open source and private

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/tuner-gauge-chromatic-tuner/id6751610479/reviews.md

### 5/5 — Great app

*2025-09-03*

Very accurate and great app

## Frequently asked questions about Tuner Gauge

### What instruments can Tuner Gauge tune?

Tuner Gauge supports a wide variety of instruments including guitar, violin, bass, ukulele, and many others. Its frequency range of 69Hz-4108Hz is suitable for most musical instruments.

### How accurate is Tuner Gauge?

Tuner Gauge offers cent-level precision for real-time pitch detection. It utilizes advanced signal analysis and Apple's low-latency audio stack for sub-100ms pitch detection.

### Does Tuner Gauge have ads?

No, Tuner Gauge is 100% private and does not have any ads. It is an open-source application with no tracking or hidden features.

### What are the historical tuning standards supported by Tuner Gauge?

Tuner Gauge includes historical tuning standards such as Baroque, Classical, and Verdi, allowing users to tune their instruments according to different historical periods.

### Can Tuner Gauge be used for digital music production?

Yes, Tuner Gauge includes MIDI reference configuration for digital musicians and a professional signal monitoring feature with a decibel meter.

### Is Tuner Gauge available on all Apple devices?

Tuner Gauge is currently supported on iPhone and iPad devices, offering its tuning utility across Apple's mobile platforms.

### How often is Tuner Gauge updated?

Tuner Gauge was last updated on 2025-09-03 with version 1.0. As an open-source project, updates may be community-driven.

### What is the user sentiment for Tuner Gauge?

Based on the available data, Tuner Gauge has a perfect rating of 5.0 stars from 1 rating, indicating very positive initial user sentiment.

## Version history (last 1 release)

### 1.0 — 2025-09-03

No release notes.

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## More apps by Michael Ellis

- [iTello](https://appshunter.io/ios/app/itello/id1601051980)
- [TimeDraw](https://appshunter.io/ios/app/timedraw/id1603772416)
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- [Baby Touchtiles](https://appshunter.io/ios/app/baby-touchtiles/id6763070482)

All apps by Michael Ellis: https://appshunter.io/developer/1594095096

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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 2026-06-08.*