# PHIATON vs Shh

The clearest difference is review sentiment: Shh at 100% against PHIATON's 50%. Shh also leads on update cadence (every 5 days vs monthly). PHIATON's advantage is iOS requirement (14.0 vs 17.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

PHIATON ships an update monthly, Shh every 5 days. The most recent releases landed on October 14, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | PHIATON | Shh |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/phiaton/id1638254187/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | Free | Free |
| Size | 74 MB | 2 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [CRESYN CO.,LTD](https://appshunter.io/developer/1511850111) | [Jia Jang](https://appshunter.io/developer/1750288126) |

## What reviewers say

### PHIATON

[App page](https://appshunter.io/ios/app/phiaton/id1638254187)

Control and personalize your compatible audio devices with this app. Adjust noise cancellation, customize sound quality with an equalizer, and manage device settings. It also helps you locate your product and access user guides.

**Highlights:** Active Noise Cancellation (ANC) control, Customizable Equalizer (EQ), Device name editing, Firmware updates, Product location mapping, Access owner's guide

**Features:** macOS Compatibility

**In-app purchases:** none


### Shh

[App page](https://appshunter.io/ios/app/shh/id6737796995)

This app helps you stay focused by alerting you when your noise levels exceed a set limit. It's designed for quiet environments like study areas, reducing stress about making noise. Receive discreet alerts even when the screen is locked or the app is in the background.

**Highlights:** Noise level alerts, Background operation, Lock screen alerts, Focus enhancement, Stress reduction

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PHIATON free?

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

### Is Shh free?

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

### Do PHIATON or Shh have ads?

Neither PHIATON nor Shh shows ads.

### Which is updated more often, PHIATON or Shh?

PHIATON ships an update monthly, and Shh every 5 days. Most recently, PHIATON was updated on October 14, 2026 and Shh on October 10, 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.*