Best X-Tuner Apps

238+ iOS apps curated and reviewed

4.1 avg rating
19 free apps
Updated June 2026

Every iPhone needs a few good X-tuner apps. We benchmark 238+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for X-Tuner

Double Bass Tuner – XTuner PRO#2

Double Bass Tuner – XTuner PRO by NETIGEN KLUZOWICZ SPOLKA JAWNA

Accurate Double Bass Tuner App
Strong Contender
🎵 Music
3.2(5 ratings)
FreeAdsIn-App Purchases
Double Bass Tuner – XTuner PRO screenshot 1
Double Bass Tuner – XTuner PRO screenshot 2
Double Bass Tuner – XTuner PRO screenshot 3
Double Bass Tuner – XTuner PRO screenshot 4
Double Bass Tuner – XTuner PRO screenshot 5
Double Bass Tuner – XTuner PRO screenshot 6

This free mobile application helps you quickly tune your double bass with professional-quality sounds. It offers auto, manual, and chromatic tuning modes, working offline for convenience. Customize settings like concert pitch and frequency filters for precise tuning.

More X-Tuner apps to explore

4
Ukulele Tuner – XTuner PRO
Ukulele Tuner – XTuner PRO
Ukulele Tuner – XTuner PRO
Accurate Ukulele Tuner App
Free
🎵 Music
(0)
5
Mandolin Tuner – XTuner PRO
Mandolin Tuner – XTuner PRO
Mandolin Tuner – XTuner PRO
Accurate Mandolin Tuner App
Free
🎵 Music
(0)
6
Saxophone Tuner – XTuner PRO
Saxophone Tuner – XTuner PRO
Saxophone Tuner – XTuner PRO
Accurate Saxophone Tuner App
Free
🎵 Music
(0)
7
Guitar Tuner – XTuner PRO
Guitar Tuner – XTuner PRO
Guitar Tuner – XTuner PRO
Accurate Guitar Tuner App
Free
🎵 Music
(1)
8
Trumpet Tuner – XTuner PRO
Trumpet Tuner – XTuner PRO
Trumpet Tuner – XTuner PRO
Accurate Trumpet Tuner App
Free
🎵 Music
(0)
9
TrackAddict
TrackAddict
TrackAddict
Lap Timer + Data + Video
Free

This app transforms your smartphone into a motorsports telemetry and video system. It offers lap timing, data logging, and video recording with data overlays for various racing disciplines. Analyze your performance with detailed statistics and comparisons.

GPS lap timer with predictive timingSector split timing and theoretical lap timeHD video recording with data overlay
⚽ Sports
(92)
freemium
10
Cello Tuner – XTuner PRO
Cello Tuner – XTuner PRO
Cello Tuner – XTuner PRO
Accurate Cello Tuner App
Free
🎵 Music
(1)
11
Trombone Tuner – XTuner PRO
Trombone Tuner – XTuner PRO
Trombone Tuner – XTuner PRO
Accurate Trombone Tuner App
Free
🎵 Music
(0)
12
Banjo Tuner – XTuner PRO
Banjo Tuner – XTuner PRO
Banjo Tuner – XTuner PRO
Accurate Banjo Tuner App
Free
🎵 Music
(0)
13
Flute Tuner – XTuner PRO
Flute Tuner – XTuner PRO
Flute Tuner – XTuner PRO
Accurate Flute Tuner App
Free
🎵 Music
(0)
14
Balalaika Tuner – XTuner PRO
Balalaika Tuner – XTuner PRO
Balalaika Tuner – XTuner PRO
Accurate Balalaika Tuner App
Free
🎵 Music
(0)
15
Bass Guitar Tuner – XTuner PRO
Bass Guitar Tuner – XTuner PRO
Bass Guitar Tuner – XTuner PRO
Accurate Bass Guitar Tuner App
Free
🎵 Music
(0)
16
Bouzouki Tuner – XTuner PRO
Bouzouki Tuner – XTuner PRO
Bouzouki Tuner – XTuner PRO
Accurate Bouzouki Tuner App
Free
🎵 Music
(0)
17
Viola Tuner – XTuner PRO
Viola Tuner – XTuner PRO
Viola Tuner – XTuner PRO
Accurate Viola Tuner App
Free

This application offers a precise and user-friendly way to tune your viola. It features professional sound recordings and advanced algorithms for accurate pitch recognition, with multiple tuning modes available. The app works offline and provides advanced settings for musicians.

Professional viola sound recordingsOffline tuning capabilitiesAuto tune, manual, and chromatic modes
🎵 Music
(7)
free with in-app purchases
18
Pitch Pro Tuner & Metronome
Pitch Pro Tuner & Metronome
Pitch Pro Tuner & Metronome
Chromatic guitar + vocal tuner
Free

This app acts as a musical fitness coach, offering a chromatic tuner and metronome with detailed analytics. It helps users improve their playing or singing by charting progress and providing insights. Record, playback, and analyze performances with a live tuner view.

Chromatic tuner for instruments and voiceMetronome with multiple sound optionsDetailed progress analytics
🎵 Music
(2.5K)
free with in-app purchases
19
Violin Tuner – XTuner PRO
Violin Tuner – XTuner PRO
Violin Tuner – XTuner PRO
Accurate Violin Tuner App
$19.99
🎵 Music
(0)
20
X Violin Family Tuner
X Violin Family Tuner
X Violin Family Tuner
Violin,Viola,Cello,Double Bass
Free

This professional tuner app accurately identifies plucked strings on violins, violas, cellos, and double basses. It filters out background noise to provide precise frequency deviation in cents, making it easy to tune your instrument.

Professional instrument tuningSupports violin, viola, cello, double bassAccurate frequency identification
📚 Education
(3)
free with in-app purchases