Comparison

Fortamento vs Additive Drum Machine

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

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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.

About

Additive Drum Machine

Create unique drum beats with additive rhythm and traditional drum machine functionality. Design sequences of any length and structure, easily switching steps on and off to craft complex patterns. Ideal for practicing odd meters and exploring diverse rhythmic structures.

Highlights
  • Additive rhythm concept
  • Traditional drum machine interface
  • Customizable sequence length
  • Step sequencing
  • Odd meter support
  • Symmetrical and asymmetrical rhythms
Features
Read full description

With Additive Drum Machine you can create drum beats using the concept of “additive rhythm” in combination with the sounds and ease of use of a traditional drum machine. Construct step sequences of any length and structure by the chaining of "long" and "short" beats. Then switch on and off individual steps to create a drum pattern. Whether used as a practice tool or composition sketchpad, its intuitive interface allows you to easily make drum patterns that use odd meters, symmetrical and asymmetrical rhythmic structures, and various subdivisions of the pulse. With Additive Drum Machine your musical imagination is the limit.

Screenshots

Fortamento4 screens
Additive Drum Machine4 screens

Verdict

The call

The clearest difference is ratings volume: Fortamento at 110 against Additive Drum Machine's 3. Additive Drum Machine's advantage is rating (5.0 vs 4.8) and review sentiment (100% vs 89%). On update cadence, ads, in-app purchases and monetization model 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

Fortamento costs $4.99 and Additive Drum Machine $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Additive Drum Machine 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 3, so its average is the more settled of the two. Written reviews point the same way: 89% of Fortamento's written reviews are positive against 100% of Additive Drum Machine's.

UpkeepUpdate frequency

Fortamento ships an update every 8 months, Additive Drum Machine every 15 months. Both last shipped on October 24, 2026.

Scorecard4 real differences · 6 level
Fortamento versus Additive Drum Machine: the parameters behind the verdict, then further details
ParameterFortamentoAdditive Drum Machine
Price$4.99$2.99 — better
Rating4.8 (110 ratings)5.0 (3 ratings) — better
Positive reviews88.9% of reviews100.0% of reviews — better
Number of ratings110 — better3
Update frequencyEvery 8 months — betterEvery 15 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.014.5 — better
Further details — not scored
Size143 MB2 MB
Age rating4+4+
DeveloperYuri LaskinGiovanny Bermudez

Customer experience

Fortamento

All ratings110 ratings
Positive95.5%
Neutral2.7%
Negative1.8%
Written reviews27 reviews
Positive88.9%
Neutral3.7%
Negative7.4%

Additive Drum Machine

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Fortamento

No in-app purchases

None

Additive Drum Machine

No in-app purchases

Questions

Is Fortamento free?
Fortamento costs $4.99, with no in-app purchases.
Is Additive Drum Machine free?
Additive Drum Machine costs $2.99, with no in-app purchases.
Which has better reviews, Fortamento or Additive Drum Machine?
Additive Drum Machine is rated higher. Fortamento averages 4.8 out of 5 from 110 ratings, while Additive Drum Machine averages 5.0 from 3 ratings.
Do Fortamento or Additive Drum Machine have ads?
Neither Fortamento nor Additive Drum Machine shows ads.
Which is updated more often, Fortamento or Additive Drum Machine?
Fortamento ships an update every 8 months, and Additive Drum Machine every 15 months. Most recently, Fortamento was updated on October 24, 2026 and Additive Drum Machine on October 24, 2026.

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