RF vs luapsel
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RF
This app offers a versatile collection of algorithmic reverbs for creating diverse soundscapes, from intimate rooms to expansive modulated spaces. It features multiple reverb programs, extensive tweakable controls, and seamless integration with various audio hosts and interfaces.
- Multiple reverb programs
- Continuously variable size
- Variable pre-delay
- Diffusion and damping controls
- Modulation section
- AudioUnitV3, Inter-App Audio, Audiobus support
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RF-1 - Algorithmic Reverb (AU, AB, IAA, Standalone) RF-1 is a collection of algorithmic reverbs capable of creating a variety of effects ranging from small rooms to huge, heavily modulated spaces and everything in between. RF-1 comes packed with multiple reverb algortihms, a solid standalone application, carfully tuned factory presets and a plethora of tweak-able controls. What's more, RF-1 integrates with everything from AudioUnit Hosts over Audiobus to Inter-App Audio, Guitar- and USB Interfaces. Features: * 5 unique reverb programs (see below) * Continuously variable size * Variable pre-delay * Diffusion control * Damping control * Width control * High- and Low shelves (+/- 6db pre effect) * Mod section with depth and speed controls (Sine LFO 0.01hz to 5.0hz) Programs: 1. Hall Clean and bright sounding space with subtile modulation and gradually building density. 2. Plate Dark, highly diffused sound with high initial echo density and dark modulation. 3. EnsembleVerb Capable of huge, wide spaces with deep modulation. 4. TremoloVerb Large, bright and always moving with amplitude modulation at the output. 5. VintageVerb Dark, noisy and wonderfull sounding reverb modeled after the first digital reverbs from the late 70s. (10khz bandwidth / 12bit processing) Connectivity: * AudioUnitV3 Effect * Inter-App Audio Effect * Audiobus (Filter) * Ableton Link * USB Audio Interface (Standalone) * Guitar Interface (Standalone) * Microphone (Standalone)
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
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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 update cadence: luapsel at every 6 days against RF's every 8 months. luapsel also leads on price ($0.99 vs $2.99). RF's advantage is ratings volume (12 vs 4) and iOS requirement (9.0 vs 12.0). On rating, 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
RF costs $2.99 and luapsel $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.6 for RF against 4.5 for luapsel. Both are backed by a comparable volume of ratings — 12 and 4 respectively.
RF ships an update every 8 months, luapsel every 6 days. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.
| Parameter | RF | luapsel |
|---|---|---|
| Price | $2.99 | $0.99 — better |
| Rating | 4.6 (12 ratings) — better | 4.5 (4 ratings) |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 12 — better | 4 |
| Update frequency | Every 8 months | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 15 MB | 101 MB |
| Age rating | 4+ | 4+ |
| Developer | Kai Aras | OSC Audio |
Customer experience
RF
luapsel
In-app purchases
RF
No in-app purchases
luapsel
No in-app purchases
