# Piano Prober

> Utilities

Canonical page: [https://chrome-stats.com/d/id1209745376](https://chrome-stats.com/d/id1209745376)

## Overview

- **ID:** `id1209745376`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** 绍军 初
- **Category:** Utilities
- **Version:** 1.75
- **Last updated:** 2022-10-08
- **First published:** 2017-03-15
- **Size:** 9.68 MB
- **Data as of:** 2026-09-07
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/piano-prober/id1209745376)
- **Privacy policy:** [http://www.eeplay.cn/yssm](http://www.eeplay.cn/yssm)

## Description

Does your piano go out of tune? Is your piano tuned fine? The App can answer these questions for free.
Follow the on-screen prompts to strike several piano keys, you can obtain the piano's tuning curve as well as a chart of these keys' pitch deviations. By these results, you can evaluate how much your piano is out of tune.
This App based on our leading piano tuner technology. It provide very high detection accuracy and reliability.

Feature:
Automatically generating the tuning curve to adapt to the unique characteristics of each piano.
More than 0.1 cents accuracy of pitch measurement.
Probing with not muting unison strings makes it more simple and convenient. 

Note:
To achieve 0.1 cents measurement accuracy, you should mute unison strings well, and keep the environment quiet, no interference.
With not muting unison mode, the measurement accuracy is about 2 cents.

## Rankings

- #995,919 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id1209745376)