# i Sound Level Meter vs HYLA

The clearest difference is rating: HYLA at 5.0 against i Sound Level Meter's 4.4. HYLA also leads on ads (none vs shown) and monetization model (free vs ad-supported). i Sound Level Meter's advantage is ratings volume (37 vs 2). On price, review sentiment, update cadence and in-app purchases there is nothing between them.

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

HYLA holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: i Sound Level Meter has 37 ratings behind it against 2, so its average is the more settled of the two. Written reviews complicate that: 22% of i Sound Level Meter's written reviews are positive against 18% of HYLA's, so the app with the better star average is not the one people write more warmly about.

i Sound Level Meter ships an update every 2 months, HYLA every 6 weeks. The most recent releases landed on October 13, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | i Sound Level Meter | HYLA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (37 ratings)](https://appshunter.io/ios/app/i-sound-level-meter/id912170360/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/hyla/id1574468551/reviews)** |
| Number of ratings | **37** | 2 |
| Positive reviews | **22.0% of reviews** | 17.6% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 7 MB | 36 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EONSOFT](https://appshunter.io/developer/899851112) | [HYLA d.o.o.](https://appshunter.io/developer/1574468553) |

## What reviewers say

### i Sound Level Meter

[App page](https://appshunter.io/ios/app/i-sound-level-meter/id912170360)

Measure the noise levels around you with this sound meter. Track maximum and minimum decibel values during your measurements. For the most accurate readings, consider using a high-performance noise meter.

**Highlights:** Measures ambient noise levels, Tracks maximum noise values, Tracks minimum noise values, Displays noise measurements

**Features:** Vision Pro support

**In-app purchases:** none


### HYLA

[App page](https://appshunter.io/ios/app/hyla/id1574468551)

Control your HYLA AREA Water Air Freshener remotely. Adjust power, customize lighting colors and speeds, and manage multiple devices for a personalized ambiance.

**Highlights:** Remote power on/off, Customizable light colors, Adjustable light speed presets, Connect and manage multiple devices, Personalize ambiance

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is i Sound Level Meter free?

i Sound Level Meter is free to download, with no in-app purchases.

### Is HYLA free?

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

### Which has better reviews, i Sound Level Meter or HYLA?

HYLA is rated higher. i Sound Level Meter averages 4.4 out of 5 from 37 ratings, while HYLA averages 5.0 from 2 ratings.

### Do i Sound Level Meter or HYLA have ads?

i Sound Level Meter shows ads; HYLA does not.

### Which is updated more often, i Sound Level Meter or HYLA?

i Sound Level Meter ships an update every 2 months, and HYLA every 6 weeks. Most recently, i Sound Level Meter was updated on October 13, 2026 and HYLA on October 3, 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.*