Centerline
iPhone + Android
7.9No. 1 of 32
in Musical Tuner Apps
in Musical Tuner Apps
- Recognised40% of the score20
- Phone app26% of the score100
- Documented20% of the score95
- Free plan14% of the score100
- Free plan
- Yes
- Runs on
- Android, iPhone, Mac
Summary
Centerline is ranked #1 of 32 in musical tuner apps on Samsung Mobile US Press. It runs on Android, iOS, macOS. There is a free plan.
Centerline plans and pricing
All plansChromatic Free Chromatic tuning, 62–800 Hz · four display views · Guitar mode and six Guitar views centerlinetuner.com · 29 Sept 2026
Centerline Complete $3.99 once One-time purchase; App Store price shown as $3.99 Drop D, Half step down, D standard, DADGAD, Open G · custom six-string tunings · capo settings · A4 calibration (432–446 Hz) · reference tones apps.apple.com · 29 Sept 2026
Compared on musical tuner apps
- Free plan
- Yescenterlinetuner.com
- Strobe display
- Yescenterlinetuner.com
- Alternate tunings
- Yescenterlinetuner.com
- Custom reference pitch
- Yescenterlinetuner.com
- Intonation monitoring
- Yescenterlinetuner.com
- Offline mode
- Yescenterlinetuner.com
- Available platforms
- bothcenterlinetuner.com
Facts
- Purpose
- Centerline is a chromatic tuner that shows the note played, whether it is flat or sharp, and where the pitch settles.centerlinetuner.com · 29 Sept 2026
- Frequency range
- Chromatic mode supports 62–800 Hz and follows the nearest note, including sharps and flats.play.google.com · 29 Sept 2026
- Display views
- Chromatic mode has Simple, Trail, Strobe, and Workbench views; Trail shows six seconds of pitch history.play.google.com · 29 Sept 2026
- Guitar mode
- Guitar mode provides automatic string detection, direct string selection, standard tuning, All Strings progress, and a headstock view.play.google.com · 29 Sept 2026
- Pitch analysis
- Pitch analysis happens on the device, and the app does not record, save, transmit, or share microphone audio.centerlinetuner.com · 29 Sept 2026
- Offline and accounts
- Tuning works offline, and the app has no ads or Centerline account system.centerlinetuner.com · 29 Sept 2026
- Optional analytics
- Usage analytics is off until enabled and, when enabled, excludes audio and pitch data.centerlinetuner.com · 29 Sept 2026
- Purchase handling
- The optional unlock is a one-time store purchase; the app does not receive payment-card details or require an account.centerlinetuner.com · 29 Sept 2026
- Notable limit
- All Strings remembers individual readings but does not measure a chord at once; chromatic mode does not cover the full piano range or a bass guitar’s lowest notes.play.google.com · 29 Sept 2026
- Support
- Questions or feedback can be sent to [email protected].play.google.com · 29 Sept 2026
- Platform availability
- The App Store listing specifies iPhone and Mac availability, and the maker’s site links to Android and iPhone downloads.apps.apple.com · 29 Sept 2026
- No trial
- The maker states there is no trial and no recurring charge.centerlinetuner.com · 29 Sept 2026
Company
- Headquarters
- Sacramento, California, United Statescenterlinetuner.com · 23 Sept 2026
Best Centerline alternatives
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Where it ranks on Samsung Mobile US Press
- Best Musical Tuner Apps in 2026#1 of 32
Is Centerline yours?
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Sources
- centerlinetuner.com· checked 29 Sept 2026
- play.google.com/store/apps/details· checked 29 Sept 2026
- centerlinetuner.com/privacy· checked 29 Sept 2026
- apps.apple.com/us/app/centerline-chromatic-tuner/id680· checked 29 Sept 2026