# SmartMeters vs SoundClear

The clearest difference is rating: SoundClear at 5.0 against SmartMeters's 3.0. SoundClear also leads on update cadence (every 5 weeks vs every 20 months) and ratings volume (4 vs 1). SmartMeters's advantage is in-app purchases (none vs 3) and iOS requirement (16.4 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. SoundClear sells 3 in-app purchases, starting at $6.99 per 7 days. SmartMeters asks for nothing beyond the download.

SoundClear holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

SmartMeters ships an update every 20 months, SoundClear every 5 weeks. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | SmartMeters | SoundClear |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/smartmeters/id1487595512/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/soundclear-water-eject/id6789173541/reviews)** |
| Number of ratings | 1 | **4** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 5 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 56 MB | 28 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Siargo,Inc](https://appshunter.io/developer/1318593278) | [EMILY JOHNSON](https://appshunter.io/developer/1881602420) |

## What reviewers say

### SmartMeters

[App page](https://appshunter.io/ios/app/smartmeters/id1487595512)

This application monitors real-time flow data from smart flow meters. It allows users to view instantaneous flow rates, total usage, battery levels, and remaining cylinder capacity. The app provides a comprehensive solution for managing gas and microfluidic flow measurements.

**Highlights:** Real-time flow data monitoring, View dynamic flow curves, Calculate total flow and battery level, Monitor cylinder remaining capacity, Bluetooth wireless data transmission, Set high/low flow rate alarms

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

**In-app purchases:** none


### SoundClear

[App page](https://appshunter.io/ios/app/soundclear-water-eject/id6789173541)

This utility app helps clear trapped liquid and dust from your phone's speaker using sound tones and vibration patterns. It offers various cleaning modes, sound tests, and smart audio tools for speaker maintenance and performance checks. The app also includes extra frequency tools and works offline.

**Highlights:** Water eject tone at 165 Hz, Deep clean and gentle modes, Dust blast for blocked sound paths, Before and after sound test, Speaker health score with FFT analysis, Frequency generator, Offline mode

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP Speaker Cleaner Weekly | $6.99 | per 7 days |
| Infinite Speaker Yearly | $9.99 | per year |
| Speaker Yearly | $24.99 | per year |


## Frequently asked questions

### Is SmartMeters free?

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

### Is SoundClear free?

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

### Which has better reviews, SmartMeters or SoundClear?

SoundClear is rated higher. SmartMeters averages 3.0 out of 5 from 1 ratings, while SoundClear averages 5.0 from 4 ratings.

### Do SmartMeters or SoundClear have ads?

Neither SmartMeters nor SoundClear shows ads.

### Which is updated more often, SmartMeters or SoundClear?

SmartMeters ships an update every 20 months, and SoundClear every 5 weeks. Most recently, SmartMeters was updated on October 14, 2026 and SoundClear on October 7, 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.*