CLUSTER PITCH-TUNER-GUITAR · 22 ENTRIES · EARLIEST ENTRY 2013-02-27

Mobile instrument tuners

This cluster consists of mobile apps for detecting and displaying musical pitch to help users tune instruments, featuring chromatic tuners, pitch pipes, and visual feedback via scope, spectrum, strobe, or staff displays. Entries appear sporadically from 2013 through 2026 with a minor concentration of three entries in early 2021. Traction leaders, based on activity signal, are Salmon, Tuner, and PitchVis, though all show zero stars.

Entry timeline

ENTRY TIMELINE

FEB 2013: 1AUG 2016: 1JUL 2018: 1OCT 2019: 1JAN 2021: 2MAY 2021: 1APR 2022: 1DEC 2024: 1JAN 2025: 1JUN 2026: 1AUG 2026: 3SEP 2026: 3OCT 2026: 5
FEB 2013OCT 2026

Members by activity

Activity signals, not revenue.

Build origin · 6 hand-coded · 14 unlabelled

Operator · 5 hobby · 1 indie · 1 commercial · 12 open source · 1 unlabelled

Two labels per entry, never collapsed into one: how it was built, and who stands behind it. Counted over the 20 listed below. Unlabelled means nothing has decided yet — not that the answer is small.

  1. 01lyre-tuner-161★16 dayslivehobbyDesktop app that tunes a 16-string lyre by listening through the microphone and showing real-time pitch deviation with reference tones.
  2. 02sologsb101-1030-4fro0★8 days—Local web app for piano tuners that archives piano records, logs tuning measurements and maintenance, tracks room environment, and suggests next tuning.
  3. 03Whistler0★3 days—hand-codedhobbyiOS app that transcribes whistled melodies on-device into musical notes, piano roll, staff, guitar tab, and a MIDI file.
  4. 04MzClickTunerApp0★10 dayslivehobbyOffline web app combining a chromatic instrument tuner and a metronome, detecting pitch from microphone input and keeping accurate time.
  5. 05chordtune0★8 days—hobbyGuitar tuner and chord sheet app that detects notes in real time and helps guitar players tune and play songs.
  6. 06bass_tunner0★10 dayslivehobbyBrowser-based tuner for bass guitar that detects pitch from the microphone and shows how close each string is to the selected tuning.
  7. 07Salmon0★1 moliveopen sourceOpen-source guitar tuner app that listens through the microphone, detects the played note, and shows cents offset for tuning.
  8. 08PitchVis0★2 moliveopen sourceMobile app that visualizes real-time musical pitch from microphone input as a colorful animated spiral, aiding musicians and singers with tuning practice.
  9. 09Tuner0★1 moliveopen sourceChromatic tuner app that listens through the microphone and shows real-time pitch accuracy for tuning instruments.
  10. 10Tuner0★6 mostaleliveopen sourceMobile app that detects musical pitch and helps users tune instruments with customizable temperaments.
  11. 11Tuner0★6 mostaleliveopen sourceMobile instrument tuner app showing pitch via scope, spectrum, strobe, or staff display, supporting multiple temperaments and transposition options.
  12. 12Tunerly0★4 yrabandonedlivehand-codedopen sourceMinimalistic instrument tuner app for guitar, bass, and ukulele that detects pitch and supports multiple tunings with dark or light themes.
  13. 13Fender Tune: Guitar Tuner App0★5 molivecommercialGuitar tuner app that detects pitch and offers multiple tuning modes, alternate tunings, and practice resources for guitar, bass, and ukulele players.
  14. 14Musekit0★6 mostaleliveopen sourceProvides a straightforward tuner and metronome for musicians, free of ads and tracking.
  15. 15ccgt0★8 mostalelivehand-codedopen sourceChromatic guitar tuner app that detects pitch, shows deviation from correct reference, and lets users tune instruments.
  16. 16Tuning fork0★20 daysliveopen sourceMobile app that produces reference tones for tuning musical instruments by ear, serving as a digital tuning fork.
  17. 17Lingot0★6 yrabandonedlivehand-codedopen sourceMusical instrument tuner that detects pitches and displays the closest note on a gauge for real-time tuning.
  18. 18Pitch pipe0★3 yrabandonedliveopen sourceInstrument pitch pipe app that plays tuning notes for guitar, ukulele, mandolin, and 5-string banjo.
  19. 19Reson80★unknownlivehand-codedindieInstrument tuner app that measures pitch precisely for guitar, bass, ukulele, wind instruments, drums, and piano, with an optional paid piano suite.
  20. 20Pitch Pipe0★7 yrabandonedlivehand-codedopen sourceMobile app that provides a chromatic pitch pipe for musicians with tunable A4 reference frequency.