# GuQin Tuner - Pitch — Precise & Easy Plus metronome > GuQin tuning app with visual pitch indicators and noise filtering. (iPhone/iPad app by Hsing-Fu Hsueh.) - Source: https://appshunter.io/ios/app/guqin-tuner-pitch/id1268477087 (this page in markdown: same URL + `.md`) - Developer: [Hsing-Fu Hsueh](https://appshunter.io/developer/1103119781) - Category: Music, Utilities - Price: Free with in-app purchases - Rating: 5.00/5 from 2 App Store ratings - Age rating: 4+ - Requires: iOS 12.0 · 48 MB - Languages: American English, Chinese (Simplified, China), Chinese (Traditional, Taiwan) - Released: 2017-09-14 - Data updated: 2026-06-01 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/guqin-tuner-pitch/id1268477087/reviews.md ## What is GuQin Tuner? [GuQin Tuner] The simple user interface with noise filtering can help you tuning the 7 strings without any setting while activating the APP. When you pull the GuQin string, the pitch will be shown on the panel for the individual string by indicating signal high or low. 
 [Function Description] ▪ Calibrate GuQin Sound : Click on an open string then calibrate the sound with your GuQin. ▪ The following functions are available once you purchase to unlock whole functions: ▪ A4 Frequency adjustment: choose 428~452 frequencies for A4 string. ▪ Total 16 kinds of tuning modes are available. ▪ The scale for precision tuning is 10 cents for every sub-bit. The blue line represents the open strings start from. The green arrow means pitch is accurate and it will turn white once the pitch difference exceeds more than a sub-bit. ▪ The complete function, will visually tell you the pitch is good or not by lighting green or white. Users can easily adjust the string by the lighting arrow shown on the scale. 
 We welcome you to feedback us for any questions, suggestions and comments regarding this APP. ## Key features - Noise filtering for accurate tuning - Visual pitch indicators for each string - Calibrate GuQin sound - Adjustable A4 frequency (paid) - 16 kinds of tuning modes (paid) - Precision tuning scale ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | All functions & Remove Ad. | $1.99 | one-time | ## Frequently asked questions about GuQin Tuner ### How does GuQin Tuner help me tune my instrument? GuQin Tuner displays the pitch for each string as you pluck it. It uses noise filtering to ensure accuracy and provides visual cues, like a green arrow, to indicate when the pitch is correct. ### What advanced features are available in GuQin Tuner? Users can purchase the full version to unlock features like A4 frequency adjustment (428-452 Hz) and access a total of 16 different tuning modes for greater flexibility. ### How precise is the tuning scale in GuQin Tuner? The app offers a precision tuning scale where each sub-bit represents 10 cents. A green arrow indicates an accurate pitch, turning white if the difference exceeds one sub-bit. ### What devices is GuQin Tuner compatible with? GuQin Tuner is available for iPhone, iPad, and iPod devices, supporting iOS. ### When was GuQin Tuner last updated? The latest version of GuQin Tuner was released on April 13, 2022. ### What is the age rating for GuQin Tuner? GuQin Tuner has an age rating of 4+, making it suitable for a wide range of users. ### Does GuQin Tuner have ads? Yes, GuQin Tuner contains advertisements. This is common for free music utility apps. ### How can I provide feedback or suggestions for GuQin Tuner? The developers welcome feedback, suggestions, and comments regarding the app. You can reach out to them through the contact information provided in the app store listing. ## Version history (last 5 releases) ### 3.2 — 2022-04-13 - Optimized audio detection, more stable and sensitive - Optimized reference tone to 440Hz - Optimized for different screen size devices, user interface and aspect ratio - Metronome adds recording function and 3 sets of common settings - Bug fixes ### 3.1 — 2019-10-23 Bug fixes for iOS 13 ### 3.0 — 2018-11-25 Add Metronome ### 2.2 — 2018-05-21 Resolve banner ads cannot be removed immediately. ### 2.1 — 2018-05-13 (1).Add 1=E [B C# E F# G# B C#] Tuning Mode. (2).Free 1=F Tuning Mode. ## Apps similar to GuQin Tuner | App | Rating | Price | Category | | --- | --- | --- | --- | | [Tuner T1](https://appshunter.io/ios/app/tuner-t1/id453056916) | 4.5 (9,110) | Free | Music | | [Pitched Tuner - Tuning App](https://appshunter.io/ios/app/pitched-tuner-tuning-app/id1457541750) | 4.7 (4,843) | Free | Music | | [Metronome Tuner \| Practice+](https://appshunter.io/ios/app/metronome-tuner-practice-plus/id858142974) | 4.4 (2,696) | Free | Music | | [Tuner & Metronome -Soundcorset](https://appshunter.io/ios/app/tuner-and-metronome-soundcorset/id918055824) | 4.0 (729) | Free | Music | | [Pano Tuner Lite](https://appshunter.io/ios/app/pano-tuner-lite/id449780743) | 4.7 (7,491) | Free | Music | | [Tuner Lite by Piascore](https://appshunter.io/ios/app/tuner-lite-by-piascore/id635828559) | 4.5 (9,461) | Free | Music | ## More apps by Hsing-Fu Hsueh - [Erhu Tuner - Pitch](https://appshunter.io/ios/app/erhu-tuner-pitch/id1103119782) - [Violin Tuner - Pitch](https://appshunter.io/ios/app/violin-tuner-pitch/id1185155196) - [Viola Tuner - Pitch](https://appshunter.io/ios/app/viola-tuner-pitch/id1193544408) - [PiPa Tuner-Tuner for PiPa](https://appshunter.io/ios/app/pipa-tuner-tuner-for-pipa/id1268904834) - [SanXian Tuner-Tuner SanXian](https://appshunter.io/ios/app/sanxian-tuner-tuner-sanxian/id1268910012) All apps by Hsing-Fu Hsueh: https://appshunter.io/developer/1103119781 ## Related topics [guqin tuner](https://appshunter.io/ios/topics/guqin-tuner) · [guqin](https://appshunter.io/ios/topics/guqin) --- *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 2026-06-01.*