# Viefong vs SANSUI

The clearest difference is rating: Viefong at 5.0 against SANSUI's 2.5. Viefong also leads on iOS requirement (13.0 vs 15.0). SANSUI's advantage is in-app purchases (none vs 3) and update cadence (every 4 days vs every 6 weeks). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Viefong sells 3 one-off in-app purchases. SANSUI asks for nothing beyond the download.

Viefong holds the better App Store score, 5.0 against 2.5. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Viefong ships an update every 6 weeks, SANSUI every 4 days. The most recent releases landed on October 7, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Viefong | SANSUI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/viefong/id1434787371/reviews)** | [2.5 (2 ratings)](https://appshunter.io/ios/app/sansui/id6499414959/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 8.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 76 MB | 86 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Newman Phoenix Technology Co., Ltd.](https://appshunter.io/developer/1554411495) | [山水(深圳)国际电子科技有限公司](https://appshunter.io/developer/1743360783) |

## What reviewers say

### Viefong

[App page](https://appshunter.io/ios/app/viefong/id1434787371)

This utility app offers real-time voice intercom with no distance limits, voice translation, and anti-loss features. It also includes an SOS assistance function to help reduce the risk of losing your device and improve communication efficiency.

**Highlights:** Real-time voice intercom, Voice translation, Anti-loss tracking, SOS assistance, Bluetooth device integration

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 翻译Vip1小时 | $3.99 | one-time |
| 翻译Vip3小时 | $10.90 | one-time |
| 翻译Vip8小时 | $28.90 | one-time |


### 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


## Frequently asked questions

### Is Viefong free?

Viefong is free to download, with in-app purchases available.

### Is SANSUI free?

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

### Which has better reviews, Viefong or SANSUI?

Viefong is rated higher. Viefong averages 5.0 out of 5 from 1 ratings, while SANSUI averages 2.5 from 2 ratings.

### Do Viefong or SANSUI have ads?

Neither Viefong nor SANSUI shows ads.

### Which is updated more often, Viefong or SANSUI?

Viefong ships an update every 6 weeks, and SANSUI every 4 days. Most recently, Viefong was updated on October 7, 2026 and SANSUI on October 16, 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.*