# Simplexity vs dB Meter sound level

The clearest difference is in-app purchases: dB Meter sound level at none against Simplexity's 1. dB Meter sound level also leads on update cadence (daily vs every 2 months) and iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Simplexity sells 1 one-off in-app purchase. dB Meter sound level asks for nothing beyond the download.

Simplexity ships an update every 2 months, dB Meter sound level daily. The most recent releases landed on September 20, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Simplexity | dB Meter sound level |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Size | 23 MB | 61 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Niera Tech Inc.](https://appshunter.io/developer/1505867776) | [DEAMS ONLINE SHOP](https://appshunter.io/developer/1575182205) |

## What reviewers say

### Simplexity

[App page](https://appshunter.io/ios/app/simplexity/id1565632120)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SimpleLists Premium | $1.99 | one-time |


### dB Meter sound level

[App page](https://appshunter.io/ios/app/db-meter-sound-level/id6756428731)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Simplexity free?

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

### Is dB Meter sound level free?

dB Meter sound level is free to download, with no in-app purchases.

### Do Simplexity or dB Meter sound level have ads?

Neither Simplexity nor dB Meter sound level shows ads.

### Which is updated more often, Simplexity or dB Meter sound level?

Simplexity ships an update every 2 months, and dB Meter sound level daily. Most recently, Simplexity was updated on September 20, 2026 and dB Meter sound level on September 21, 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.*