# 信锐锐灵 vs SANSUI SQC

The clearest difference is ads: SANSUI SQC at none against 信锐锐灵's shown. SANSUI SQC also leads on update cadence (every 3 weeks vs every 4 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

信锐锐灵 ships an update every 4 months, SANSUI SQC every 3 weeks. The most recent releases landed on October 7, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | 信锐锐灵 | SANSUI SQC |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Size | 53 MB | 34 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Shenzhen Sundray Technologies Co.,Ltd.](https://appshunter.io/developer/1120655348) | [Guangzhou Aidan Blessindo Electronic Co.,Ltd.](https://appshunter.io/developer/1413008258) |

## What reviewers say

### 信锐锐灵

[App page](https://appshunter.io/ios/app/id6443997698)

**In-app purchases:** none


### SANSUI SQC

[App page](https://appshunter.io/ios/app/sansui-sqc/id6753965319)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 信锐锐灵 free?

信锐锐灵 is free to download, with no in-app purchases.

### Is SANSUI SQC free?

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

### Do 信锐锐灵 or SANSUI SQC have ads?

信锐锐灵 shows ads; SANSUI SQC does not.

### Which is updated more often, 信锐锐灵 or SANSUI SQC?

信锐锐灵 ships an update every 4 months, and SANSUI SQC every 3 weeks. Most recently, 信锐锐灵 was updated on October 7, 2026 and SANSUI SQC on October 3, 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.*