# SmarterNoise vs Aspen Compressor Controller

The clearest difference is in-app purchases: Aspen Compressor Controller at none against SmarterNoise's 2. Aspen Compressor Controller also leads on ads (none vs shown) and rating (5.0 vs 4.6). SmarterNoise's advantage is ratings volume (115 vs 1) and iOS requirement (12.0 vs 17.2). On price, update cadence and device support there is nothing between them.

Both are free to download. SmarterNoise sells 2 one-off in-app purchases. Aspen Compressor Controller asks for nothing beyond the download.

Aspen Compressor Controller holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: SmarterNoise has 115 ratings behind it against 1, so its average is the more settled of the two.

SmarterNoise ships an update every 6 weeks, Aspen Compressor Controller every 2 months. Both last shipped on October 15, 2026.

## The numbers

| Metric | SmarterNoise | Aspen Compressor Controller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (115 ratings)](https://appshunter.io/ios/app/smarternoise/id1384299042/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/aspen-compressor-controller/id6740006506/reviews)** |
| Number of ratings | **115** | 1 |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 27 MB | 1 MB |
| Requires iOS | **12.0** | 17.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Johan Rogard](https://appshunter.io/developer/1384299041) | [Aspen Compressor, LLC](https://appshunter.io/developer/1787909268) |

## What reviewers say

### 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 |


### Aspen Compressor Controller

[App page](https://appshunter.io/ios/app/aspen-compressor-controller/id6740006506)

Monitor and adjust your compressor system's performance. This application connects to the Aspen Compressor Control Board to display real-time readings like speeds and temperatures, enabling optimized operation.

**Highlights:** Monitor compressor speeds, Display system temperatures, Control fan speeds, Optimize system performance, Connect to control board

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SmarterNoise free?

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

### Is Aspen Compressor Controller free?

Aspen Compressor Controller is free to download, with no in-app purchases.

### Which has better reviews, SmarterNoise or Aspen Compressor Controller?

Aspen Compressor Controller is rated higher. SmarterNoise averages 4.6 out of 5 from 115 ratings, while Aspen Compressor Controller averages 5.0 from 1 ratings.

### Do SmarterNoise or Aspen Compressor Controller have ads?

SmarterNoise shows ads; Aspen Compressor Controller does not.

### Which is updated more often, SmarterNoise or Aspen Compressor Controller?

SmarterNoise ships an update every 6 weeks, and Aspen Compressor Controller every 2 months. Most recently, SmarterNoise was updated on October 15, 2026 and Aspen Compressor Controller on October 15, 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.*