Comparison

Cornelius Composer for Schools vs Chordio

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

Head to head
About

Cornelius Composer for Schools

This app simplifies music composition for educators and students, allowing creation on various devices. It introduces users to music theory through interactive features and customizable notation, with export options for further use.

Highlights
  • Multiple staves support
  • Import MusicXML and MIDI scores
  • Export scores to MusicXML, MIDI, and PDF
  • Customizable colorful music notes
  • Sheet editing during playback
  • Colorblindness accessibility options
Features
Read full description

With Cornelius Composer, teachers and students can easily compose music without complex and difficult-to-use special software. The compositions can be created on a computer, tablet or mobile phone. NOTE: This is the version for schools and teachers looking to buy in bulk (volume purchase). For other users, please search the store for the normal version instead (i.e. not ""for Schools""). Please note: NEW FEATURES: Multiple staves supported! Colorblindness acessibility options available! Pupils unfold their musical creativity without hindrance and at the same time are carefully and didactically introduced to the topic of music composition. The coloured notation can be conveniently changed at any time and adapted to the most diverse instrument sets. Compositions can be exported at any time for further processing in other notation software or for printing in PDF format. You can also import existing sheets in MusicXML format. Features: • (NEW) Multiple staves supported • Import scores (MusicXML and MIDI). • Export scores (MusicXML, MIDI, and PDF) (only PDF in the trial). • If you zoom in, the music notes will be transformed into animated creatures. • Melodic and rhythmic sheet view. • Customizable colourful music notes. • Playback using Solfège-voices (do, re, mi) or instruments. • Sheet editing while reproducing (loop while you edit!). • Available in English, Portuguese and German. • (NEW) Colorblindness accessibility options • Part of the World of Music series.

About

Chordio

This app is a music composition and theory tool that helps musicians explore chords and scales interactively. It offers features for creating, storing, and rearranging chord progressions, along with integrated music theory lessons and practice tools. It's designed to spark creativity and enhance music learning for producers, composers, and educators.

Highlights
  • Chord progression generator
  • Custom chord creation and editing
  • Real-time MIDI input visualization
  • Scales and modes practice
  • Music theory lessons and quizzes
  • Sheet music practice tools
  • Chord Suggestion AI
Features
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Looking for a spark for your upcoming song? Introducing Chordio, a powerful tool for composition and music theory that offers an enjoyable and interactive experience. This app allows you to explore chords and scales in a fun and engaging way. It also provides a convenient platform for storing all your distinctive musical chord progressions in a single location. As a result, Chordio becomes an indispensable resource for contemporary music producers, composers, and educators. Take your music theory knowledge to the next level and create innovative chord progressions for your latest composition. With a range of internal sounds included, you can explore the tool's features without needing any other external equipment. Connect your MIDI controller to Chordio and see chord names appear on the Grand Staff in real-time as you play. Solo over chord progressions using the built-in sounds, and quickly rearrange or transpose chord progressions on the fly for added flexibility. Uncover fresh chord sequences for any genre - from hip hop to house and everything in between. Simply drag and drop them into your DAW! Chordio empowers you to unleash your creativity and take your music to new heights. The main features are divided into four workspaces: Composition • Build-in sequencer to create chord progressions. • Build-in Chord progression generator. • Create custom chords, edit existing chords, get chord inversions, and extended chords. • Drag & Drop to change the song structure. • Transpose the entire chord progression with a single tap. • Create a playlist of custom chord progressions. • Chord Suggestion AI – Get intelligent chord recommendations that fit your existing progression, and seamlessly integrate them into your composition. • A Chord Types & Vocings panel helps you generate new chords. • Play-along with a backing rhythm track. • Save/load songs, export it as MIDl. • Download chord progressions from a growing collection of Chord Packs. Scales • Practice scales with a metronome in all keys. • Contains more than 40 scales you can work with. • Staff view for chords and scales. Modes • Interactive way to learn what scales are associated with each mode. • Practice modes in Chordio. • Change tonic, mode, and layout to discover the relationship between musical notes, chords, and scales. Music Theory * In-app theory lessons. • 3 New Music Theory Quizzes: Note Identification, Interval Recognition & Chord Identification. Sheet Music • Adjust the Tempo: Practice at your own speed. • Loop Key Sections: Focus on tricky parts with ease. • Practice Hands Separately: Work on left or right hand independently. • Play in Any Key: Transpose sheet music to suit your preference. • Customize Tracks: Adjust instrument volumes. • Jazz Solo: Jam over chord progressions. • Print Your Scores: Print a PDF version of the score for flexible, hands-on practice. Lessons • Learn to play songs at your own pace. • Download music from a growing collection of Lesson Packs. • Lessons can be slowed down or pitch changed. KEY FEATURES: • MIDI keyboard support. • Build progressions using the chord generators. • Export MIDI to your DAW or sequencer. • Custom chords, edit existing chords, get extended chords. • Play internal sounds. • Arpeggio, strum and performance modes. • Mac version include a detachable resizable Grand Staff, Chord Display, and Keyboard Views. • Customise the Keyboard highlight color. • Select chord, to display a range of related scales and chords. • Tap a note on the Grand Staff to highlight it with a color. • Choose from selection of backing rhythms that fit specific genres. • Chord Pattern playback Always backup your chord progressions!

Screenshots

Cornelius Composer for Schools4 screens

Verdict

The call

The clearest difference is in-app purchases: Cornelius Composer for Schools at none against Chordio's 10. Cornelius Composer for Schools also leads on iOS requirement (10.0 vs 17.0). Chordio's advantage is update cadence (every 10 days vs every 3 months). On price, review sentiment, ads 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. Chordio sells 10 one-off in-app purchases. Cornelius Composer for Schools asks for nothing beyond the download.

UpkeepUpdate frequency

Cornelius Composer for Schools ships an update every 3 months, Chordio every 10 days. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

Scorecard4 real differences · 6 level
Cornelius Composer for Schools versus Chordio: the parameters behind the verdict, then further details
ParameterCornelius Composer for SchoolsChordio
PriceFreeFree
Rating—4.4 (8 ratings) — better
Positive reviews66.7% of reviews — better61.5% of reviews
Number of ratings—8 — better
Update frequencyEvery 3 monthsEvery 10 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPad, Mac
Requires iOS10.0 — better17.0
Further details — not scored
Size166 MB203 MB
Age rating4+4+
DeveloperInsignio LabsOne In A Billion Ltd

Customer experience

Cornelius Composer for Schools

Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

Chordio

All ratings8 ratings
Positive75.0%
Neutral12.5%
Negative12.5%
Written reviews39 reviews
Positive61.5%
Neutral12.8%
Negative25.6%

In-app purchases

None

Cornelius Composer for Schools

No in-app purchases

10 purchases

Chordio

One-time10
  • Free Chord PackFree
  • Chord Progressions 251 No.1$2.99
  • Jazz Progressions 01$5.99
Show 7 more
  • Neo-Soul Progressions 01$5.99
  • Neo-Soul Tunes 01$5.99
  • RnB Chords No.1$5.99
  • Classical Progressions 1$5.99
  • II-V-I Progression$5.99
  • RnB Progressions 01$5.99
  • Unlock App$14.99

Questions

Is Cornelius Composer for Schools free?
Cornelius Composer for Schools is free to download, with no in-app purchases.
Is Chordio free?
Chordio is free to download, with in-app purchases available.
Do Cornelius Composer for Schools or Chordio have ads?
Neither Cornelius Composer for Schools nor Chordio shows ads.
Which is updated more often, Cornelius Composer for Schools or Chordio?
Cornelius Composer for Schools ships an update every 3 months, and Chordio every 10 days. Most recently, Cornelius Composer for Schools was updated on November 3, 2026 and Chordio on November 7, 2026.

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