# i Sound Level Meter vs Cuspart

The clearest difference is in-app purchases: i Sound Level Meter at none against Cuspart's 10. i Sound Level Meter also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.6). On price, update cadence and ads there is nothing between them.

Both are free to download. Cuspart sells 10 in-app purchases, starting at $1.99 per month. i Sound Level Meter asks for nothing beyond the download.

i Sound Level Meter ships an update monthly, Cuspart every 2 months. The most recent releases landed on September 26, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | i Sound Level Meter | Cuspart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (37 ratings)](https://appshunter.io/ios/app/i-sound-level-meter/id912170360/reviews)** | — |
| Number of ratings | **37** | — |
| Positive reviews | 22.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Ad-supported | — |
| Size | 7 MB | 79 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [EONSOFT](https://appshunter.io/developer/899851112) | [Mustafa Tolga DALBUDAK](https://appshunter.io/developer/1479052908) |

## 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


### Cuspart

[App page](https://appshunter.io/ios/app/cuspart-db-meter/id6477875540)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cuspart: Sound Level | $1.99 | per month |
| Cuspart: Sound Level | $5.99 | per 3 months |
| Cuspart: Sound Level | $12.99 | per year |
| Upgrade to Pro | $0.99 | one-time |
| Espresso | $1.49 | one-time |
| Flat White | $1.99 | one-time |
| Caffè Americano | $2.49 | one-time |
| Caffè Mocha | $2.99 | one-time |
| Classic Hot Chocolate | $3.49 | one-time |
| Special Hot Chocolate | $3.99 | one-time |


## Frequently asked questions

### Is i Sound Level Meter free?

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

### Is Cuspart free?

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

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

Both i Sound Level Meter and Cuspart show ads.

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

i Sound Level Meter ships an update monthly, and Cuspart every 2 months. Most recently, i Sound Level Meter was updated on September 26, 2026 and Cuspart on September 13, 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.*