The best vocal gauge apps on iPhone average 4.4★ across 212+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.
Easily find the perfect key to sing any song in. This app visually displays your vocal range against a song's range, highlighting notes within your capabilities. It also helps you transpose songs and discover new music tailored to your voice.
This app helps you sing your favorite songs with confidence. It identifies your voice type, adapts music to your range, and provides feedback to improve your pitch. Progress through levels with daily tips to enhance your singing skills and build self-assurance.
Discover your vocal range and enhance your singing abilities with interactive exercises. This app helps you find artists with similar vocal ranges, discover new songs, and track your progress. Suitable for singers of all experience levels.
Vocal Gauge: Range Transposer tops our vocal gauge apps ranking as of June 2026, with a 4.8-star average from 5 App Store ratings, and it's free to download.
Are there free vocal gauge apps for iPhone?
Yes — 20 of the top vocal gauge apps we rank are free to download, including Vocal Gauge: Range Transposer and Simply Sing: My Singing App.
Does Vocal Gauge: Range Transposer have ads or in-app purchases?
Vocal Gauge: Range Transposer shows ads and offers in-app purchases, according to its App Store listing as of June 2026.
How many vocal gauge apps are on the App Store?
We track 212+ vocal gauge apps on the iOS App Store as of June 2026, ranked by rating, recency, and analysis of real user reviews.
What is Vocal Gauge?
Vocal Gauge is a music app designed to help singers find the perfect key for songs and understand their vocal range. It visually compares your vocal range to a song's range, making it easier to practice and perform.
How does Vocal Gauge help me find the right key for a song?
Vocal Gauge allows you to input a song's highest and lowest notes, then plays them back on a piano. It also visually displays the song's vocal range against your own, highlighting which notes are within your capabilities.