Sustain Six: Guitar Trainer

Name: Sustain Six: Guitar Trainer
Author: Mark Acosta

LiveMark Acosta1 app · 3 installsEducationFreecom.sustainsix.app

Learn the fretboard: chords, scales, drills, tuner and practice tracking.

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Total installs: 3
Installs / day: 0
Rating: —★
Released: 3 Sept 2026
Last update: 10 Oct 2026
Countries: —

Install history

exact counter from Google Play

30dAll

Installs per day · last 90 days

Change timeline

3 changes

11 Oct 2026
Update date
4 Oct 202610 Oct 2026
11 Oct 2026
Version
1.0.3 → 1.0.4
11 Oct 2026
What's new
Chord Explorer cards now draw chords the right way round, with each note at its correct fret. Picking a root in the Chord Explorer keeps you on the Chord Explorer. The tuner now tells you when it can't find or open your …The Progressions page now links to a list of well-known songs grouped by chord progression.

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
Collects data Personal info, Audio and 2 others
Data is encrypted in transit
You can ask for your data to be deleted

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 2 groups

1 Sensitive1 Notable2 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

OtherNotable3

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

Change volume and choose which speaker or headset plays soundchange your audio settings · MODIFY_AUDIO_SETTINGS
Connect to the internet to load content and send datafull network access · INTERNET
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

Sustain Six turns the fretboard into something you can see, hear, and master. Explore every note, chord, scale, and arpeggio on an interactive fretboard with real guitar audio. Learn the patterns that connect the whole neck: CAGED shapes, pentatonic boxes, three-notes-per-string scales, and triads. Drill your knowledge, track your practice, and watch your progress build week over week. WHAT'S INSIDE - Interactive fretboard explorer: notes, intervals, and scale degrees on every string - Chords: voicings across the neck, with audio playback and strumming patterns - Scales and arpeggios: CAGED positions, pentatonic boxes, 3NPS patterns - Circle of fifths, tuner, and metronome built in - Drills that quiz you on the fretboard, and practice tracking with streaks and personal bests - Real sampled guitar tones, acoustic and electric Start free, no account required. Create a free account to save your progress across devices.

What's new

The Progressions page now links to a list of well-known songs grouped by chord progression.

Growing in Education

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