# SQNTIAL — Fretboard Intelligence

> Fretboard Intelligence (iPhone/iPad app by Andrew Palmer.)

- Source: https://appshunter.io/ios/app/sqntial/id6758570380 (this page in markdown: same URL + `.md`)
- Developer: [Andrew Palmer](https://appshunter.io/developer/1873720879)
- Category: Education, Music
- Price: Free
- Age rating: 4+
- Requires: iOS 13.0 · 22 MB
- Languages: American English
- Released: 2026-06-24
- Data updated: 2026-08-29
- User reviews in markdown: https://appshunter.io/ios/app/sqntial/id6758570380/reviews.md

## What is SQNTIAL?

SQNTIAL is a theory-first guitar and bass app designed to help self-directed musicians understand the fretboard through visualization, structured practice, and musical exploration.

Whether you’re learning scales for the first time, exploring chord relationships, studying modes, or building greater fretboard fluency, SQNTIAL provides a focused environment for learning and practice.

FEATURES

PLAY

• Visualize scales, modes, chords, and arpeggios across the fretboard
• Explore musical structures in every key
• View notes and interval relationships directly on the neck
• Hear notes instantly with Audio Preview
• Create and explore your own custom scales and chords

TIMER

• Create focused practice sessions
• Build structured practice routines
• Develop consistent practice habits with dedicated practice blocks

CUSTOMIZATION

• Portrait and landscape layouts designed for different practice contexts
• Support for 6–10 string guitars
• Support for 4–6 string basses
• Multiple fretboard views, including Full Neck, Box, and 3NPS
• Drop tuning support
• Instrument transposition
• Left-handed mode
• Presentation Mode with tap highlighting, ideal for recording lessons and tutorials
• Customizable display preferences

Built for musicians who want to strengthen the connection between music theory and practical playing.

Terms of Use (EULA):
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Privacy Policy:
https://sqntial.com/privacy/


## Version history (last 5 releases)

### 1.3.0 — 2026-08-19

Portrait mode is here.
SQNTIAL 1.3 introduces a new portrait experience, giving you another way to explore the fretboard, study theory, and practice on iPhone.
• New portrait layout
• Refined interface and presentation
• Improved experience across different screen orientations
• General polish and improvements

### 1.2.5 — 2026-07-31

Presentation Mode is here.

Make lessons, demonstrations, and screen recordings clearer with a tap visualiser that highlights each touch and an optional SQNTIAL watermark.

Enable these features in PLAY under Settings → Presentation Aids.

### 1.2.4 — 2026-07-12

Introducing Custom Chords with User Theory.

New

• Create and save your own custom chord definitions.
• Edit and manage your custom chords from the new User Theory workspace.
• Instantly use custom chords in PLAY alongside the built-in chord library.
• Custom chords are automatically saved on your device.

Improvements

• Simplified custom chord creation with a streamlined authoring workflow.
• Improved PLAY integration for user-created theory.
• Additional stability improvements and bug fixes.

### 1.2.3 — 2026-07-07

Version 1.2.3

Introducing User Theory.

Create, save, and explore your own custom scales directly inside PLAY.

Whether you’re experimenting with symmetrical scales, creating practice material, or studying your own theoretical ideas, SQNTIAL now lets you extend the theory library with your own musical structures.

Also includes workflow improvements and stability enhancements.

### 1.1.0 — 2026-06-28

What’s New in Version 1.1.0

• Optimized SQNTIAL for iPad.
• Improved layouts across larger screens.
• Enhanced PLAY and TIMER for tablets.
• Improved fretboard readability and control presentation.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-29.*