Chord of a Circle Pro

Name: Chord of a Circle Pro
Price: 0.99 USD
Author: Maikstrings

LiveMaikstrings14 apps · 21.2K installsMusic & Audio$0.99com.maikstrings.chord_circle_pro

Chord circle to work with your musicnotes. Fifths and chords for your sound.

Alert me ★ Watch Open in Play ↗

Total installs: 23
Installs / day: 0
Rating: —★
Released: 20 Nov 2020
Last update: 2 Apr 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
Follows the Play Families Policy

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

4 in 1 group

0 Sensitive2 Notable2 Routine

OtherNotable4

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

Start itself automatically as soon as your phone finishes turning onrun at startup · RECEIVE_BOOT_COMPLETED
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

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

The chord circle is a fundamental tool in music theory used to visualize and understand keys and tonal relationships. It consists of twelve notes evenly arranged on the circle, which represent the twelve different tones of the chromatic scale. The notes in the chord circle are arranged in ascending fifths, meaning that each note is five semitones higher than the previous one. The chord circle is helpful for determining which keys harmonize with each other. For example, the key that is a fifth above or a fourth below the current key in the chord circle is often harmonically compatible. This is the basis for the structure of chord progressions and modulations in music. The chord circle can also help with transposing pieces of music because it shows how notes in different keys are connected to each other. It is an essential tool for musicians and composers to understand and creatively deal with the structure and relationships between keys.

What's new

New version! Built with Kotlin & SDK 36 for top performance. Build any chord in seconds — pick a tone on the orange circle, read the numbers on the green circle. 1-3-5 = major, 1-b3-5 = minor, 1-3-5-7 = major seventh. Works the same for every key! No theory knowledge needed. Spin the interactive Circle of Fifths with your finger. Chord formula chart, interval maps, Greensleeves chords. Pinch to zoom on everything. Your pocket music theory teacher. Phone & tablet.

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