troooba vs luapsel
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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
Read full descriptionHide 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.
luapsel
Create calming electric guitar ambience with reversed samples and built-in effects. Offers polyphonic playback, multiple articulations, and real-time sound shaping tools for unique musical textures.
- Polyphonic reversed guitar sounds
- Round Robin sampling
- Multiple articulations
- Built-in delay, reverb, chorus
- Real-time low-pass filter
- ADSR Release control
- Standalone samples available
Read full descriptionHide full description
luapsel: Unique Evolving Electric Guitar Ambience luapsel is a collection of Electric Guitar samples, meticulously multi-sampled in Round Robin and reversed in the most transparent way possible to offer your projects an easy-to-use calming vibe. Play around with built-in delay, reverb, and chorus effects, or go au naturel. Sound design is a breeze with real-time filters, release control, and tuning options. Get luapsel for free inside Decent Sampler or just enjoy the raw samples, or grab the new improved app for just $1. Features -Polyphonic reversed guitar sounds -Round Robin sampling for nuanced playback -Four articulations: Original, Looped, Fast, & Slow -Built-in delay, reverb, and chorus effects -Real-time low-pass filter (Tone) -ADSR Release control and real-time sampling tuning -Available for Decent Sampler or as standalone samples
Screenshots
Verdict
The clearest difference is price: troooba at Free against luapsel's $0.99. troooba also leads on rating (5.0 vs 4.5). luapsel's advantage is update cadence (every 6 days vs every 11 months) and ratings volume (4 vs 1). On ads, in-app purchases 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
troooba is free to download; luapsel costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
troooba holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 1 and 4 respectively.
troooba ships an update every 11 months, luapsel every 6 days. The most recent releases landed on October 11, 2026 and October 9, 2026 respectively.
| Parameter | troooba | luapsel |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 5.0 (1 ratings) — better | 4.5 (4 ratings) |
| Number of ratings | 1 | 4 — better |
| Update frequency | Every 11 months | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 8 MB | 101 MB |
| Age rating | 4+ | 4+ |
| Developer | Robert Esler | OSC Audio |
Customer experience
troooba
luapsel
In-app purchases
troooba
No in-app purchases
luapsel
No in-app purchases








