A440: Tuner & Metronome

Name: A440: Tuner & Metronome
Author: Sbstkey

LiveSbstkey2 apps · 26 installsMusic & AudioFree · contains adscom.eddy.afinador

Chromatic tuner, precise metronome and tuning fork for musicians.

Alert me ★ Watch Open in Play ↗

Total installs: 25
Installs / day: 0
Rating: —★
Released: 24 Aug 2026
Last update: 30 Aug 2026
Countries: —

Install history

exact counter from Google Play

30dAll

Installs per day · last 90 days

Change timeline

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Data safety

declared by the developer on Google Play

No data shared with third parties
No data collected

This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.

Permissions

6 in 2 groups

1 Sensitive1 Notable4 Routine

What this app can do with your phone

Record sound using your phone's microphone

MicrophoneSensitive1

Access to your phone's microphone to record sound

Record sound using your phone's microphonerecord audio · RECORD_AUDIO

OtherNotable5

Access to miscellaneous device features that don't fit other categories

Keep your phone's processor or screen from going to sleep, which can use more batteryprevent device from sleeping · WAKE_LOCK
Check whether you are online and whether you use Wi-Fi or mobile dataview network connections · ACCESS_NETWORK_STATE
Connect to the internet to load content and send datafull network access · INTERNET
Make your phone vibratecontrol vibration · VIBRATE
Check with Google Play that you got this app legitimatelyGoogle Play license check · com.android.vending.CHECK_LICENSE

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Full description

A440 is the chromatic tuner and metronome for musicians who demand precision. Tune with accuracy, practice in perfect time, and access complete musical references in a single app. Ideal for guitar, bass, violin, viola, saxophone, and many other instruments. Key features: • Real-time chromatic tuner — precise pitch detection through the microphone, with frequency display in Hz and deviation in cents. • High-precision metronome — BPM from 40 to 208, 10 click styles, rhythmic subdivisions, and various time signatures. • Tuning fork — reference notes with adjustable A4 frequency, for tuning by ear or tuning ensembles. • Pre-configured instruments — standard tunings for guitar, bass, violin, viola, saxophones, and more. • Note reference — interactive staff in treble and bass clefs. • Practice log — track your study time and session history. • Transposition and calibration — adapt the reference frequency for transposing instruments. Download A440 and raise the standard of your tuning.

What's new

Version 1.0.3 — tuner by instrument 🎻 ✨ Pick your instrument right at the top: cello, violin, sax and more ✨ Tap a string (e.g. the cello's C2) to lock the tuner onto it and hear the reference note ✨ The tuning engine is unchanged: the same precision as always. Found a bug? Get in touch!

Growing in Music & Audio

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