# Noise Level dB vs Source CY

The clearest difference is in-app purchases: Source CY at none against Noise Level dB's 5. Noise Level dB's advantage is iOS requirement (13.0 vs 16.4). On price there is nothing between them.

Both are free to download. Noise Level dB sells 5 in-app purchases, starting at $4.99 per 7 days. Source CY asks for nothing beyond the download.

## The numbers

| Metric | Noise Level dB | Source CY |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | — | No |
| Update frequency | — | Every 4 days |
| Size | 62 MB | 124 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | — | **iPhone** |
| Age rating | 4+ | 12+ |
| Developer | [ABARA services s.r.o.](https://appshunter.io/developer/1863902777) | [ANDRII MELNYKOV](https://appshunter.io/developer/1889626419) |

## What reviewers say

### Noise Level dB

[App page](https://appshunter.io/ios/app/noise-level-db/id6756962314)

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Weekly-Trial | $4.99 | per 7 days |
| Monthly | $12.99 | per month |
| Yearly | $39.99 | per year |
| Lifetime | $59.99 | one-time |


### Source CY

[App page](https://appshunter.io/ios/app/source-cy/id6775313342)

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

**In-app purchases:** none


## Frequently asked questions

### Is Noise Level dB free?

Noise Level dB is free to download, with in-app purchases available.

### Is Source CY free?

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

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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.*