Guitar Tuner

Developer: Alvin Yu

Category: Tools

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215.5K installs

4.3K ratings

12.8K monthly active users

$<10K monthly revenue est.

IAP 0% · Ad 100%

Install Trends

Weekly +400

Steady

Monthly +1.3K

Steady

Guitar Tuner Summary

Guitar Tuner is a ad-supported iOS app in Tools by Alvin Yu. Released in Apr 2009 (17 years ago). It has 4.3K ratings with a 4.58★ (excellent) average. Based on AppGoblin estimates, it reaches roughly 12.8K monthly active users and generates around $<10K monthly revenue (0% IAP / 100% ads). Store metadata: updated May 20, 2026.

Recent activity: 9.00 new ratings this week View trends →

Data tracking: SDKs and third-party integrations were last analyzed on Apr 17, 2025.

Store info: Last updated on App Store on May 20, 2026 .

SDKs, Trackers & Permissions

App not yet scanned for SDKs.

App Details

Store ID: 310457191

First Released: 2009-04-11

Store Last Updated: 2026-05-20

In-App Purchases: No

Ads: Yes

Website: alvinyu.com

App Store

Crawl Status: Success

AppGoblin First Crawled: 2022-11-20

AppGoblin Last Crawled: 2026-05-23

Ads & App-Ads.txt

Ads.txt Last Crawled: 2026-03-03

Ads.txt Crawl Status: Success

AppGoblin SDK Scans

Successful Last Crawled:

Last Crawled: 2025-04-17

Last Crawl Status: Failed

4.58★

Ratings: 4.3K

5★

4★

3★

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1★

Screenshots

App Description

Tune your 6-string guitar with clear, accurate reference notes.

Includes standard tuning (E A D G B e) plus popular alternate tunings.

Fast, simple, and reliable.