# GrainProc vs LOOPBAR

The clearest difference is rating: LOOPBAR at 5.0 against GrainProc's 4.1. LOOPBAR also leads on update cadence (every 3 weeks vs every 2 months) and price ($0.99 vs $2.99). GrainProc's advantage is ratings volume (17 vs 1) and iOS requirement (16.0 vs 18.5). On ads, in-app purchases, monetization model and device support there is nothing between them.

GrainProc costs $2.99 and LOOPBAR $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

LOOPBAR holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: GrainProc has 17 ratings behind it against 1, so its average is the more settled of the two.

GrainProc ships an update every 2 months, LOOPBAR every 3 weeks. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | GrainProc | LOOPBAR |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| Rating | [4.1 (17 ratings)](https://appshunter.io/ios/app/grainproc-granular-synthesis/id572380905/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/loopbar/id6751549888/reviews)** |
| Number of ratings | **17** | 1 |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Paid | Paid |
| Size | 6 MB | 1 MB |
| Requires iOS | **16.0** | 18.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mayank Sanganeria](https://appshunter.io/developer/527550366) | [Helge Ohl](https://appshunter.io/developer/833826603) |

## What reviewers say

### GrainProc

[App page](https://appshunter.io/ios/app/grainproc-granular-synthesis/id572380905)

Create unique sounds and musical textures in real-time by processing external audio. This app features two parallel granular engines for layering sounds, offering a versatile tool for musicians and sound designers.

**Highlights:** Real-time granular synthesis, Two parallel grain engines, AudioBus input support, Waveform sound source manipulation, Control over volume, feedback, and density, Visual level monitoring

**Features:** macOS Compatibility

**In-app purchases:** none


### LOOPBAR

[App page](https://appshunter.io/ios/app/loopbar/id6751549888)

Record and layer multiple audio tracks in real time to build musical ideas. This tool allows for precise loop point setting and adjustment during playback, perfect for capturing inspiration on the go.

**Highlights:** Create multiple independent audio tracks, Record via built-in microphone, Set individual loop points with drag & drop, Real-time playback with visual indicator, Adjust loop points during playback, Simple track management

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

**In-app purchases:** none


## Frequently asked questions

### Is GrainProc free?

GrainProc costs $2.99, with no in-app purchases.

### Is LOOPBAR free?

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

### Which has better reviews, GrainProc or LOOPBAR?

LOOPBAR is rated higher. GrainProc averages 4.1 out of 5 from 17 ratings, while LOOPBAR averages 5.0 from 1 ratings.

### Do GrainProc or LOOPBAR have ads?

Neither GrainProc nor LOOPBAR shows ads.

### Which is updated more often, GrainProc or LOOPBAR?

GrainProc ships an update every 2 months, and LOOPBAR every 3 weeks. Most recently, GrainProc was updated on October 7, 2026 and LOOPBAR on October 6, 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.*