Comparison

Cello Key vs Visual Scales Piano

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Cello Key

This app provides a simple fingerboard chart for cello learners, helping them identify notes, positions, and fingerings. It's designed for easy reference anywhere, especially useful for sheet music without finger numbers. It's particularly recommended for adult beginners.

Highlights
  • Fingerboard chart for cello
  • Note identification
  • Position guidance
  • Finger number reference
  • Simple and easy to read layout
  • Portable reference tool
Features
Read full description

Cello Key is a simple fingerboard chart application for cello learners. Cello learners are often troubled by the question, "Which note should I press, in which position and with which finger?" The fingerboard chart to refer to at that time has now become an app. Because it is an app, you can carry it with you anywhere and check it anywhere. Furthermore, the simple layout makes it easy to read. You no longer have to worry about finger numbers when playing sheet music that does not have them written on it. It is especially recommended for people who started playing the cello as adults! Enjoy playing the cello with Cello Key!

About

Visual Scales Piano

This app makes learning piano scales and music theory visual and engaging. It uses colorful games, pattern recognition, and picture associations to help users understand musical concepts instead of relying on rote memorization. Track progress, build streaks, and compete on leaderboards.

Highlights
  • Learn scales visually
  • Play short visual challenges
  • Build daily streaks
  • Track progress
  • Improve note recognition
  • Strengthen keyboard awareness
  • Leaderboard challenges
Read full description

Visual Scales is a new way to learn piano scales and music theory - by seeing the patterns. Instead of memorising endless formulas, Visual Scales turns piano theory into colourful visual games, fast challenges, daily streaks and leaderboard scores. Built from the Visual Piano System, Visual Scales teaches music through visual pattern recognition and memorable picture associations. Instead of relying on rote memorisation, you'll learn to recognise scales and notes using images, colours and visual cues that are easier to recall. Learn scales visually Traditional scale learning often relies on memorising note names and formulas. Visual Scales teaches through visual patterns, memorable picture prompts, sequence and symmetry, making musical relationships easier to recognise and remember. Train your recognition of: • Circle of Fifths • Piano notes • Major scale patterns • Pattern recognition • Scale symmetry • Visual sequences • Keyboard geography • Visual memory association • Speed and accuracy Play short visual challenges Visual Scales is built for quick, focused practice sessions. Use the app for a few minutes a day to build your understanding of scales and piano patterns over time. You can: • Play fast visual music theory games • Build a daily streak • Track your progress • Improve note recognition • Strengthen keyboard awareness • Challenge yourself on the leaderboard • Learn through short, repeatable exercises Made for visual learners If traditional music theory has ever felt confusing, abstract or slow, Visual Scales gives you another way in. The app is designed for: • Beginner piano learners • Self-taught musicians • Music students • Piano teachers • Visual thinkers • Learners who struggle with traditional theory • Anyone who wants to understand scales more clearly Part of the Visual Piano System Visual Scales introduces core ideas from the Visual Piano System, a visual approach to understanding piano, scales and music theory. The goal is simple: See the pattern. Play the game. Understand the theory. Whether you are starting piano, returning to music, teaching students, or trying to finally make sense of scales, Visual Scales helps make music theory visible. Music theory, made visible. Terms of Use: https://visualscales.com/terms Privacy Policy: https://visualscales.com/privacy

Screenshots

Cello Key3 screens
Visual Scales Piano4 screens

Verdict

The call

The clearest difference is review sentiment: Visual Scales Piano at 100% against Cello Key's 0%. Visual Scales Piano also leads on ads (none vs shown) and update cadence (every 2 weeks vs every 6 months). On price, in-app purchases, monetization model and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Cello Key sells 1 one-off in-app purchase and Visual Scales Piano sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Cello Key ships an update every 6 months, Visual Scales Piano every 2 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 7 level
Cello Key versus Visual Scales Piano: the parameters behind the verdict, then further details
ParameterCello KeyVisual Scales Piano
PriceFreeFree
Rating3.5 (2 ratings) — better—
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings2 — better—
Update frequencyEvery 6 monthsEvery 2 weeks — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.0
Further details — not scored
Size61 MB397 MB
Age rating4+12+
DeveloperYuriko KimuraVisual Theory Ltd

Customer experience

Cello Key

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Visual Scales Piano

Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Cello Key

One-time1
  • Natural Minor Scales Pack$1.99
2 purchases

Visual Scales Piano

Subscriptions2
  • Monthly Subscription$9.991 Month
  • Visual Scales Pro$59.991 Year

Questions

Is Cello Key free?
Cello Key is free to download, with in-app purchases available.
Is Visual Scales Piano free?
Visual Scales Piano is free to download, with in-app purchases available.
Do Cello Key or Visual Scales Piano have ads?
Cello Key shows ads; Visual Scales Piano does not.
Which is updated more often, Cello Key or Visual Scales Piano?
Cello Key ships an update every 6 months, and Visual Scales Piano every 2 weeks. Most recently, Cello Key was updated on November 3, 2026 and Visual Scales Piano on October 30, 2026.

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