# Quiet vs 音流Soflux

The clearest difference is price: 音流Soflux at Free against Quiet's $3.99. Quiet's advantage is update cadence (every 3 days vs every 2 weeks). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

音流Soflux is free to download; Quiet costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Quiet ships an update every 3 days, 音流Soflux every 2 weeks. Both last shipped on October 30, 2026.

## The numbers

| Metric | Quiet | 音流Soflux |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/quiet-sms-classifier/id6739860634/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Monetization | Paid | — |
| Size | 7 MB | 106 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [冠弛 任](https://appshunter.io/developer/1722508290) | [深圳市矢量律动科技有限公司](https://appshunter.io/developer/1824120103) |

## What reviewers say

### Quiet

[App page](https://appshunter.io/ios/app/quiet-sms-classifier/id6739860634)

This app filters and manages spam messages to keep your SMS inbox clean and organized. It offers flexible rule settings for blocking unwanted messages and categorizing important ones. Local filtering technology ensures your data remains private and secure on your device.

**Highlights:** Spam message filtering, Message categorization, Flexible rule settings, Local data filtering, User-friendly interface

**In-app purchases:** none


### 音流Soflux

[App page](https://appshunter.io/ios/app/soflux-aiai/id6744960465)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Quiet free?

Quiet costs $3.99, with no in-app purchases.

### Is 音流Soflux free?

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

### Do Quiet or 音流Soflux have ads?

Neither Quiet nor 音流Soflux shows ads.

### Which is updated more often, Quiet or 音流Soflux?

Quiet ships an update every 3 days, and 音流Soflux every 2 weeks. Most recently, Quiet was updated on October 30, 2026 and 音流Soflux on October 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.*