# ZDL vs Contacts Duplicates Cleaner

The clearest difference is review sentiment: ZDL at 100% against Contacts Duplicates Cleaner's 0%. ZDL also leads on price (Free vs $0.99) and iOS requirement (14.0 vs 16). On ads, in-app purchases and device support there is nothing between them.

ZDL is free to download; Contacts Duplicates Cleaner costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | ZDL | Contacts Duplicates Cleaner |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/zdl/id1415744847/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Monetization | **Free** | Paid |
| Size | 23 MB | 3 MB |
| Requires iOS | **14.0** | 16 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | +4 |
| Developer | [Blackwired Pte Ltd.](https://appshunter.io/developer/1642378647) | [EyeOS Store Inc.](https://appshunter.io/developer/1036418634) |

## What reviewers say

### ZDL

[App page](https://appshunter.io/ios/app/zdl/id1415744847)

This platform offers real-time cyber-attack prevention by providing a unique view of adversary preparations. It aims to proactively safeguard enterprises from cyber threats before they occur.

**Highlights:** Proactive cyber-attack prevention, Real-time adversary monitoring, Global cyber observatory, Enterprise-level cyber-warfare capability, Performance updates and bug fixes

**Features:** macOS Compatibility

**In-app purchases:** none


### Contacts Duplicates Cleaner

[App page](https://appshunter.io/ios/app/contacts-duplicates-cleaner/id6752536251)

Effortlessly organize your address book by finding and removing duplicate contacts. This app scans your device locally, groups matches by email, phone, or name, and allows you to selectively delete extras with a single tap. Your data remains private and on-device.

**Highlights:** Local duplicate scanning, Accurate contact grouping, Selective deletion, On-device processing, Undo-proof workflow, Works with multiple accounts

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

**In-app purchases:** none


## Frequently asked questions

### Is ZDL free?

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

### Is Contacts Duplicates Cleaner free?

Contacts Duplicates Cleaner costs $0.99, with no in-app purchases.

### Do ZDL or Contacts Duplicates Cleaner have ads?

Neither ZDL nor Contacts Duplicates Cleaner shows ads.

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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.*