# ContactSort vs Density Unit Setup

The clearest difference is update cadence: Density Unit Setup at every 2 months against ContactSort's every 6 months. Density Unit Setup also leads on iOS requirement (12.4 vs 17.1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

ContactSort ships an update every 6 months, Density Unit Setup every 2 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | ContactSort | Density Unit Setup |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (7 ratings)](https://appshunter.io/ios/app/density-unit-setup/id1275664095/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 1 MB | 19 MB |
| Requires iOS | 17.1 | **12.4** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Herised](https://appshunter.io/developer/534986007) | [Density Inc](https://appshunter.io/developer/955990159) |

## What reviewers say

### ContactSort

[App page](https://appshunter.io/ios/app/contactsort/id534986004)

Organize your contact information by reordering phone numbers, email addresses, and other fields. Apply custom sorting to individual contacts or your entire address book for quick access to the right details.

**Highlights:** Sort phone numbers, email addresses, addresses, and URLs, Sort individual contacts or entire groups, Field search for specific contact information, Dark mode support, Dynamic font size adjustment, Modern SwiftUI interface

**In-app purchases:** none


### Density Unit Setup

[App page](https://appshunter.io/ios/app/density-unit-setup/id1275664095)

This utility app simplifies connecting and configuring smart devices for people counting. It allows for quick network setup and validation of core device functions, ensuring efficient operation.

**Highlights:** Scan and set up nearby units, Utilize Network Templates for quick online setup, Validate and troubleshoot unit functionality, Ethernet and WiFi configurations

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ContactSort free?

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

### Is Density Unit Setup free?

Density Unit Setup is free to download, with no in-app purchases.

### Do ContactSort or Density Unit Setup have ads?

Neither ContactSort nor Density Unit Setup shows ads.

### Which is updated more often, ContactSort or Density Unit Setup?

ContactSort ships an update every 6 months, and Density Unit Setup every 2 months. Most recently, ContactSort was updated on November 6, 2026 and Density Unit Setup on November 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.*