Compositor NTP vs troooba
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Compositor NTP
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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
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.
- Endless original music generation
- No repeating audio playback
- Low environmental footprint
- Minimal memory and battery usage
- Zero data collection
- Offline playback
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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
Verdict
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
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.
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.
| Parameter | Compositor NTP | troooba |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 months — better | Every 11 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.2 | 15.6 — better |
| Further details — not scored | ||
| Size | 4 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Ruslan Yusipov | Robert Esler |
In-app purchases
Compositor NTP
No in-app purchases
troooba
No in-app purchases









