# SANSUI vs HD ERP

SANSUI and HD ERP are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SANSUI ships an update every 4 days, HD ERP every 5 days. Both last shipped on October 16, 2026.

## The numbers

| Metric | SANSUI | HD ERP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (2 ratings)](https://appshunter.io/ios/app/sansui/id6499414959/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 8.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 5 days |
| Monetization | Free | — |
| Size | 86 MB | 65 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [山水(深圳)国际电子科技有限公司](https://appshunter.io/developer/1743360783) | [建红 程](https://appshunter.io/developer/1781276160) |

## What reviewers say

### SANSUI

[App page](https://appshunter.io/ios/app/sansui/id6499414959)

This utility app allows for deep customization of audio settings, including EQ and button configurations. It provides detailed information about connected devices and supports firmware updates for enhanced functionality.

**Highlights:** Custom button settings, Custom EQ settings, Headphone power display, Multiple mode switching, Position search, Firmware update

**Features:** macOS Compatibility

**In-app purchases:** none


### HD ERP

[App page](https://appshunter.io/ios/app/hd-erp/id6738633454)

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

**In-app purchases:** none


## Frequently asked questions

### Is SANSUI free?

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

### Is HD ERP free?

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

### Do SANSUI or HD ERP have ads?

Neither SANSUI nor HD ERP shows ads.

### Which is updated more often, SANSUI or HD ERP?

SANSUI ships an update every 4 days, and HD ERP every 5 days. Most recently, SANSUI was updated on October 16, 2026 and HD ERP on October 16, 2026.

---

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