Chromatic Tuner
Accurate and fast chromatic tuner with wide range covering C0(16Hz) - B8(7902Hz)
Emil Doležal · com.grodronos.tuner
UpdatedNov 11, 2025
PublishedNov 22, 2021
Packagecom.grodronos.tuner
MD598645fdade172abf1ca74a47af344860
SHA1 (signer)9A:29:34:BD:08:16:71:F6:32:43:33:18:34:4B:E5:2B:6F:9D:25:54
Signed byCN=Emil Dole?al
Architecturesx86, x86-64, armeabi-v7a, arm64-v8a
Malware scanTRUSTED
Contact[email protected]
Privacy policyView
What's new
5.0.0 - sound pressure (decibel) graph added, design and performance improvements added
4.1.0 - refresh rate settings added
4.0.0 - landscape mode, 1s audio signal length and more improvements added
3.1.0 - frequency precision settings added
3.0.0 - 4 x faster tone fix, maximum audio sample frequency used
2.2.0 - tone visibility timeout added
2.1.1 - better "A4 Calibration" dialog
2.1.0 - frequency (power) spectrum enhancements
2.0.0 - A4 Calibration added, Reset Settings added
4.1.0 - refresh rate settings added
4.0.0 - landscape mode, 1s audio signal length and more improvements added
3.1.0 - frequency precision settings added
3.0.0 - 4 x faster tone fix, maximum audio sample frequency used
2.2.0 - tone visibility timeout added
2.1.1 - better "A4 Calibration" dialog
2.1.0 - frequency (power) spectrum enhancements
2.0.0 - A4 Calibration added, Reset Settings added
Description
Accurate and fast chromatic tuner with wide range covering C0(16Hz) - B8(7902Hz).
All music instruments are supported even human voice.
Application is plotting sound waves and its frequency (power) spectrum in real-time.
Features:
* Tuning modes
* Real-time waves plotting options
* Sensitivity calibration
* A4 calibration
* Frequency precision settings
* Refresh rate settings
* Note-naming convention settings
Tuning modes:
* Guitar (E2,E4)
* Violin (G3,E5)
* Viola (C3,A4)
* Cello (C2,A3)
* Bass (E1,G2)
* Piano (A0,C8)
* Human Voice (C2,D6)
* Max Frequency Range (C0,B8)
Pro version contains no ads or nag screens.
All music instruments are supported even human voice.
Application is plotting sound waves and its frequency (power) spectrum in real-time.
Features:
* Tuning modes
* Real-time waves plotting options
* Sensitivity calibration
* A4 calibration
* Frequency precision settings
* Refresh rate settings
* Note-naming convention settings
Tuning modes:
* Guitar (E2,E4)
* Violin (G3,E5)
* Viola (C3,A4)
* Cello (C2,A3)
* Bass (E1,G2)
* Piano (A0,C8)
* Human Voice (C2,D6)
* Max Frequency Range (C0,B8)
Pro version contains no ads or nag screens.
Required features
- Faketouch android.hardware.faketouch
- Microphone android.hardware.microphone
Permissions (13)
Chromatic Tuner requests the following Android permissions:
- Access Adservices Ad Id android.permission.ACCESS_ADSERVICES_AD_ID
- Access Adservices Attribution android.permission.ACCESS_ADSERVICES_ATTRIBUTION
- Access Adservices Topics android.permission.ACCESS_ADSERVICES_TOPICS
- Access Network State android.permission.ACCESS_NETWORK_STATE
- Foreground Service android.permission.FOREGROUND_SERVICE
- Internet android.permission.INTERNET
- Modify Audio Settings android.permission.MODIFY_AUDIO_SETTINGS
- Post Notifications android.permission.POST_NOTIFICATIONS
- Record Audio android.permission.RECORD_AUDIO
- Wake Lock android.permission.WAKE_LOCK
- Finsky Permission Bind Get Install Referrer Service com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
- Gms Permission Ad Id com.google.android.gms.permission.AD_ID
- Com Grodronos Tuner Dynamic Receiver Not Exported Permission com.grodronos.tuner.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
