Comparison

Compositor NTP vs troooba

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

Head to head
About

Compositor NTP

Features
Read full description

Compositor NTP is a single solution for metronome and Ethernet education. It is a real-time device, which uses physical modeling as a source for NTP synchronous signal. Using the iOS version you can transform your iPhone into rhythm modeling station. You can adjust parameters visible on the screen using menus, dials and virtual keyboard. All of the dials smoothly interpolate for click-free performance. Compositor NTP is your entry point into the world of Ethernet communications. It dynamically updates the sound engine in accordance to IP address settings for three loopback channels. - Compositor NTP is an instrument that uses upper-level C++ programming, which makes it available as a pure 64-bit DSP application - First ever musical metronome with odometry - Convenient tempo and tone control - Natal chart of Constellations and month year cycle - Simulation of Solar System objects - Audio loopback and packet simulation - Telescope style control over reverberation channel

About

troooba

This app generates endless original music and soundscapes without repeating. It prioritizes a minimal environmental footprint, using very little memory, battery, and collecting no user data. Enjoy hours of unique audio playback.

Highlights
  • Endless original music generation
  • No repeating audio playback
  • Low environmental footprint
  • Minimal memory and battery usage
  • Zero data collection
  • Offline playback
Features
Read full description

troooba is generative music and sound app. It has a variety of preset modes that are updated periodically and will play as long as you want without ever repeating. troooba does NOT use artificial intelligence, it uses real intelligence instead. This app also does NOT stream audio via the internet. It has a very low environmental footprint, it uses very little memory, collects ZERO data, uses very little battery and can playback originally generated music and sound for endless hours. troooba is an experiment to see whether it is possible to create original music and soundscapes with the smallest environmental footprint on the Earth as possible. See (https://robertesler.com/troooba/) for more on this.

Screenshots

Compositor NTP1 screens
troooba4 screens

Verdict

The call

The clearest difference is price: troooba at Free against Compositor NTP's $2.99. Compositor NTP's advantage is update cadence (every 2 months vs every 11 months). On ads, in-app purchases, device support and iOS requirement 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

troooba is free to download; Compositor NTP costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Compositor NTP ships an update every 2 months, troooba every 11 months. The most recent releases landed on October 3, 2026 and October 11, 2026 respectively.

Scorecard2 real differences · 7 level
Compositor NTP versus troooba: the parameters behind the verdict, then further details
ParameterCompositor NTPtroooba
Price$2.99Free — better
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 2 months — betterEvery 11 months
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.215.6 — better
Further details — not scored
Size4 MB8 MB
Age rating4+4+
DeveloperRuslan YusipovRobert Esler

In-app purchases

None

Compositor NTP

No in-app purchases

None

troooba

No in-app purchases

Questions

Is Compositor NTP free?
Compositor NTP costs $2.99, with no in-app purchases.
Is troooba free?
troooba is free to download, with no in-app purchases.
Do Compositor NTP or troooba have ads?
Neither Compositor NTP nor troooba shows ads.
Which is updated more often, Compositor NTP or troooba?
Compositor NTP ships an update every 2 months, and troooba every 11 months. Most recently, Compositor NTP was updated on October 3, 2026 and troooba on October 11, 2026.

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