About this app
A simple and easy to use Guitar Tuner. Start tuning from your lock screen with the Simple Tuner Widget How to use: 1. Press the tuning fork button on screen. 2. Pluck a string on your instrument and Simple Tuner detects pitch to determine the note by the device microphone. 3. Tune your string so the tuning indicator is centered between the two triangles or at least within the green. The more center the indicator is, the better.
Latest release
What’s New
This version includes some bug fixes and new Vision Pro app. Tune up while wearing the Vision Pro!
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Sep 15, 2026 · 3:52 PM Free