Fortamento vs ChordInvert
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fortamento
Overcome writer's block with instant musical inspiration. This app generates chord progressions and melodies, allowing for manual editing and MIDI export to your favorite music software. Perfect for musicians, songwriters, and producers looking to kickstart new projects or finish existing ones.
- Generate chord progressions and melodies
- Manual editing of tunes
- MIDI file export
- Tempo and key control
- Save tunes within the app
- Various instrument sounds
- Audiobus integration
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Ever got stuck writing a song, wishing for a spark of inspiration to start a new song or perhaps to come up with a bridge to finish that old project? " You'll be amazed at how good Fortamento's song ideas are " -- Cult of Mac Magazine " ... a refreshing alternative to the more beat-focused musical sketch pads ... “ -- Computer Music Magazine " This is exactly what I was hoping for! Thank you so much for all your work on this app—it’s the perfect songwriter’s tool!" -- Br. Gregory Marshall, O.S.B. " I wish it was a 5 dollar app " -- Jakob Haq Get instant musical ideas at a push of a button with Fortamento - a simple and effective music idea creator, capable of generating 4 bars of chord progression and melody, with the option to edit the idea and save the result. To make life easier, there’s an option to export the tunes as MIDI files for further work in your favorite Digital Audio Workstation software or MIDI sequencer. Fortamento is a great addition to the workflow of musicians, songwriters and producers to overcome the occasional writer’s block. Key features: - MIDI file export - Tempo / key control - Manual editing of generated tunes (chords and melody) - Save tunes within the app - Various instrument sounds - MIDI output - Audiobus integration Let us assist you - contact us at team@fortamento.com for any bug reports or feature requests.
ChordInvert
This app visually teaches major and minor chord inversions. It displays notes on a staff, piano keys, and note names. A quiz feature helps build mastery and tracks progress.
- Graphical chord inversion reference
- Major and minor chord inversions
- Notes on musical staff
- Highlighted piano keyboard
- Note names with sharps/flats
- Progress tracking quiz
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ChordInvert™ is a graphical reference and a learning tool for major and minor chords and their inversions. Look up the key signature and component keys for the root chord of any key, along with its first and second inversions. ChordInvert displays component keys three ways: as notes on a musical staff; highlighted keys on a piano keyboard; and note names, including sharps and flats. Use the Quiz tab to build your mastery of the notes for all the major and minor chords and inversions. Your Quiz tab score tracks your progress and makes the learning more fun.
Screenshots
Verdict
The clearest difference is update cadence: ChordInvert at every 6 weeks against Fortamento's every 8 months. ChordInvert also leads on rating (5.0 vs 4.8) and price ($1.99 vs $4.99). Fortamento's advantage is ratings volume (110 vs 1). On ads, 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
Fortamento costs $4.99 and ChordInvert $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
ChordInvert holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Fortamento has 110 ratings behind it against 1, so its average is the more settled of the two.
Fortamento ships an update every 8 months, ChordInvert every 6 weeks. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.
| Parameter | Fortamento | ChordInvert |
|---|---|---|
| Price | $4.99 | $1.99 — better |
| Rating | 4.8 (110 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 88.9% of reviews | — |
| Number of ratings | 110 — better | 1 |
| Update frequency | Every 8 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 143 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Yuri Laskin | Chris Crossen |
Customer experience
Fortamento
ChordInvert
In-app purchases
Fortamento
No in-app purchases
ChordInvert
No in-app purchases









