# SONICLINK vs 531sampler

The clearest difference is price: SONICLINK at Free against 531sampler's $2.99. SONICLINK also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.0). 531sampler's advantage is update cadence (every 4 days vs every 5 weeks). On ads and in-app purchases there is nothing between them.

SONICLINK is free to download; 531sampler costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SONICLINK ships an update every 5 weeks, 531sampler every 4 days. The most recent releases landed on October 3, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | SONICLINK | 531sampler |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.3 (14 ratings)](https://appshunter.io/ios/app/soniclink/id6596747219/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 4 days** |
| Monetization | Free | — |
| Size | 158 MB | 2 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Changsha Sonicake Technology Co., Ltd.](https://appshunter.io/developer/1783732281) | [AKIHIKO YOSHIDA](https://appshunter.io/developer/1877362692) |

## What reviewers say

### SONICLINK

[App page](https://appshunter.io/ios/app/soniclink/id6596747219)

Manage your POCKET MASTER device with this application. Access full effects chains, download and upload custom tones, and import impulse responses. The app offers an intuitive interface for easy parameter adjustments and data backup.

**Highlights:** Manage POCKET MASTER device, Access full effects chain/parameters, Download/upload tones, Import impulse responses (IR), Intuitive user interface, Import/export tones and IRs, Data backup functionality

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

**In-app purchases:** none


### 531sampler

[App page](https://appshunter.io/ios/app/531sampler/id6807727804)

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

**In-app purchases:** none


## Frequently asked questions

### Is SONICLINK free?

SONICLINK is free to download, with no in-app purchases.

### Is 531sampler free?

531sampler costs $2.99, with no in-app purchases.

### Do SONICLINK or 531sampler have ads?

Neither SONICLINK nor 531sampler shows ads.

### Which is updated more often, SONICLINK or 531sampler?

SONICLINK ships an update every 5 weeks, and 531sampler every 4 days. Most recently, SONICLINK was updated on October 3, 2026 and 531sampler on September 30, 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.*