# Zip Code vs Decibel

The clearest difference is in-app purchases: Zip Code at none against Decibel's 1. Zip Code also leads on iOS requirement (15.0 vs 26.0). Decibel's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Decibel sells 1 one-off in-app purchase. Zip Code asks for nothing beyond the download.

## The numbers

| Metric | Zip Code | Decibel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (550 ratings)](https://appshunter.io/ios/app/zip-code/id920751129/reviews)** | — |
| Number of ratings | **550** | — |
| Positive reviews | 55.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | — |
| Monetization | Ad-supported | — |
| Size | 18 MB | 2 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [IDB LLC](https://appshunter.io/developer/917634021) | [Even Kildal](https://appshunter.io/developer/1877076317) |

## What reviewers say

### Zip Code

[App page](https://appshunter.io/ios/app/zip-code/id920751129)

Easily find zip/postal codes for your current location or search by city name. This intuitive tool helps you quickly locate area codes or zip codes without hassle, perfect for travelers and professionals.

**Highlights:** Find current zip/postal code, Search zip code by city, Search area code by city, Search city by area code, Simple interface

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

**In-app purchases:** none


### Decibel

[App page](https://appshunter.io/ios/app/decibel-sound-meter/id6800616966)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Everything Unlock | $3.99 | one-time |


## Frequently asked questions

### Is Zip Code free?

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

### Is Decibel free?

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

### Do Zip Code or Decibel have ads?

Zip Code shows ads; Decibel does not.

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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.*