# HiSounds vs Airsensortool

The clearest difference is update cadence: HiSounds at every 5 days against Airsensortool's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

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

HiSounds ships an update every 5 days, Airsensortool every 2 months. The most recent releases landed on September 13, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | HiSounds | Airsensortool |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 months |
| Size | 9 MB | 25 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hikeen Technology (Shenzhen) Co., Ltd.](https://appshunter.io/developer/1738871921) | [Shenzhen Hanwei IoT Co., Ltd.](https://appshunter.io/developer/1744478550) |

## What reviewers say

### HiSounds

[App page](https://appshunter.io/ios/app/hisounds/id6483296820)

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

**In-app purchases:** none


### Airsensortool

[App page](https://appshunter.io/ios/app/airsensortool/id6502637498)

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

**In-app purchases:** none


## Frequently asked questions

### Is HiSounds free?

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

### Is Airsensortool free?

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

### Do HiSounds or Airsensortool have ads?

Neither HiSounds nor Airsensortool shows ads.

### Which is updated more often, HiSounds or Airsensortool?

HiSounds ships an update every 5 days, and Airsensortool every 2 months. Most recently, HiSounds was updated on September 13, 2026 and Airsensortool on September 10, 2026.

---

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