# IMPULSation vs luapsel

The clearest difference is rating: luapsel at 4.5 against IMPULSation's 3.7. luapsel also leads on price ($0.99 vs $9.99) and update cadence (every 6 days vs every 4 months). IMPULSation's advantage is ratings volume (14 vs 4). On ads, in-app purchases, monetization model and device support there is nothing between them.

IMPULSation costs $9.99 and luapsel $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

luapsel holds the better App Store score, 4.5 against 3.7. Both are backed by a comparable volume of ratings — 14 and 4 respectively.

IMPULSation ships an update every 4 months, luapsel every 6 days. The most recent releases landed on August 12, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | IMPULSation | luapsel |
| --- | --- | --- |
| Price | $9.99 | **$0.99** |
| Rating | [3.7 (14 ratings)](https://appshunter.io/ios/app/impulsation/id1469723900/reviews) | **[4.5 (4 ratings)](https://appshunter.io/ios/app/luapsel/id6569224196/reviews)** |
| Number of ratings | **14** | 4 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 days** |
| Monetization | Paid | Paid |
| Best chart rank | — | **#189** |
| Size | 139 MB | 101 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MIDIculous LLC](https://appshunter.io/developer/579058990) | [OSC Audio](https://appshunter.io/developer/1693533681) |

## What reviewers say

### IMPULSation

[App page](https://appshunter.io/ios/app/impulsation/id1469723900)

This app is a powerful convolution reverb that lets you load custom impulse responses for endless sound possibilities. Recreate classic amp tones, spaces, and delays with optimized signal processing. It offers a user-friendly interface with essential controls for precise sound shaping.

**Highlights:** Load custom impulse responses (.wav, .aif), AUv3 and AAX plugin support, 88 factory presets, MIDI Learn and Program Change, Pre-Delay, Wet/Dry, Decay controls, Stereo Widener, iCloud Backup and Sharing

**Features:** Vision Pro support

**In-app purchases:** none


### luapsel

[App page](https://appshunter.io/ios/app/luapsel/id6569224196)

**Currently charting:** #189 Top Paid · Music (US App Store)

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.

**Highlights:** 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

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is IMPULSation free?

IMPULSation costs $9.99, with no in-app purchases.

### Is luapsel free?

luapsel costs $0.99, with no in-app purchases.

### Which has better reviews, IMPULSation or luapsel?

luapsel is rated higher. IMPULSation averages 3.7 out of 5 from 14 ratings, while luapsel averages 4.5 from 4 ratings.

### Do IMPULSation or luapsel have ads?

Neither IMPULSation nor luapsel shows ads.

### Which is updated more often, IMPULSation or luapsel?

IMPULSation ships an update every 4 months, and luapsel every 6 days. Most recently, IMPULSation was updated on August 12, 2026 and luapsel on September 7, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*