# SoundMeter X vs SmarterNoise

The clearest difference is review sentiment: SmarterNoise at 75% against SoundMeter X's 23%. SmarterNoise also leads on rating (4.6 vs 3.6) and iOS requirement (12.0 vs 18.6). SoundMeter X's advantage is ads (none vs shown). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

Both are free to download. SoundMeter X sells 7 in-app purchases, starting at $4.99 per month and SmarterNoise sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

SmarterNoise holds the better App Store score, 4.6 against 3.6. Both are backed by a comparable volume of ratings — 45 and 115 respectively. Written reviews point the same way: 23% of SoundMeter X's written reviews are positive against 75% of SmarterNoise's.

SoundMeter X ships an update every 3 weeks, SmarterNoise every 6 weeks. The most recent releases landed on October 13, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | SoundMeter X | SmarterNoise |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (45 ratings)](https://appshunter.io/ios/app/soundmeter-x/id1348050232/reviews) | **[4.6 (115 ratings)](https://appshunter.io/ios/app/smarternoise/id1384299042/reviews)** |
| Number of ratings | 45 | **115** |
| Positive reviews | 22.6% of reviews | **75.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 18 MB | 27 MB |
| Requires iOS | 18.6 | **12.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Faber Acoustical, LLC](https://appshunter.io/developer/284781780) | [Johan Rogard](https://appshunter.io/developer/1384299041) |

## What reviewers say

### SoundMeter X

[App page](https://appshunter.io/ios/app/soundmeter-x/id1348050232)

Transform your device into a professional sound level meter, noise dosimeter, and spectrum analyzer. Log data, calibrate sensitivity, and analyze audio with advanced features. Offers a free trial for premium functionalities.

**Highlights:** Handheld data-logging sound level meter, Data-logging noise dosimeter, Real-time octave spectrum analyzer, Multi-channel data recorder, Stereo signal generator, Sensitivity calibration, Data logging in CSV, TXT, MAT, and PDF

**Features:** Family Sharing, Apple Watch app

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SoundMeter Pro, 1 Month | $4.99 | per month |
| Pro Tool Set, 1 Month | $24.99 | per month |
| SoundMeter Pro, 1 Year | $49.99 | per year |
| Pro Tool Set, 1 Year | $249.99 | per year |
| 14-day Free Trial, SoundMeter Pro | Free | one-time |
| SoundMeter Pro 2026 Upgrade | $29.99 | one-time |
| SoundMeter Pro 2026 | $99.99 | one-time |


### SmarterNoise

[App page](https://appshunter.io/ios/app/smarternoise/id1384299042)

This app measures sound levels, records audio and video, and provides information on noise exposure risks. It features smart icons to help users understand the impact of noise on health and cognitive performance. Save, share, and archive your recordings with this comprehensive tool.

**Highlights:** Sound level measurement, Video and audio recording, Noise exposure risk information, Smart icons for health impact, Archive and sharing of recordings, Calibration, Location and time display

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Long-term measurement | $1.99 | one-time |
| Remove ads | $2.99 | one-time |


## Frequently asked questions

### Is SoundMeter X free?

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

### Is SmarterNoise free?

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

### Which has better reviews, SoundMeter X or SmarterNoise?

SmarterNoise is rated higher. SoundMeter X averages 3.6 out of 5 from 45 ratings, while SmarterNoise averages 4.6 from 115 ratings.

### Do SoundMeter X or SmarterNoise have ads?

SmarterNoise shows ads; SoundMeter X does not.

### Which is updated more often, SoundMeter X or SmarterNoise?

SoundMeter X ships an update every 3 weeks, and SmarterNoise every 6 weeks. Most recently, SoundMeter X was updated on October 13, 2026 and SmarterNoise on October 6, 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.*