# Cleanup Duplicate Contacts! vs Nero AirBurn

The clearest difference is rating: Cleanup Duplicate Contacts! at 4.5 against Nero AirBurn's 3.4. Cleanup Duplicate Contacts! also leads on ads (none vs shown) and review sentiment (83% vs 50%). Nero AirBurn's advantage is iOS requirement (15.6 vs 18.6). On price, in-app purchases and device support there is nothing between them.

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

Cleanup Duplicate Contacts! holds the better App Store score, 4.5 against 3.4. That said, the two scores are not equally well evidenced: Cleanup Duplicate Contacts! has 8.8K ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 83% of Cleanup Duplicate Contacts!'s written reviews are positive against 50% of Nero AirBurn's.

Cleanup Duplicate Contacts! ships an update every 2 months, Nero AirBurn every 14 months. The most recent releases landed on November 4, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Cleanup Duplicate Contacts! | Nero AirBurn |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (8.8K ratings)](https://appshunter.io/ios/app/cleanup-duplicate-contacts/id513670485/reviews)** | [3.4 (8 ratings)](https://appshunter.io/ios/app/nero-airburn/id910953491/reviews) |
| Number of ratings | **8.8K** | 8 |
| Positive reviews | **83.2% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 14 months |
| Monetization | **Free** | Ad-supported |
| Size | 25 MB | 11 MB |
| Requires iOS | 18.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Business Contacts Solutions, LLC](https://appshunter.io/developer/675697151) | [Nero AG](https://appshunter.io/developer/598875299) |

## What reviewers say

### Cleanup Duplicate Contacts!

[App page](https://appshunter.io/ios/app/cleanup-duplicate-contacts/id513670485)

This app automatically finds and merges duplicate contacts in your address book. It offers customizable matching levels and provides detailed reports. The app also suggests contact updates using AI and can capture new contacts from email signatures.

**Highlights:** Instant duplicate contact cleanup, Customizable merge levels, Automatic contact update suggestions, Email signature contact capture, Manages multiple contact sources, Backup and restore contacts

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Quick and efficient
- 👍 Easy to use
- 👍 Seamless operation
- 👍 Straightforward
- 👍 Effective

**What reviewers complain about**

- 🐛 Crashes
- 🐛 Deleted contacts
- 🐛 Unreliable
- 🐛 Didn't merge all duplicates
- 🔒 Privacy concerns about data sharing

**Reported bugs**

- Crashes during merging process
- Inconsistent behavior when re-merging contacts
- Deleting or losing contact information

**Requested features**

- Option to move contacts between groups
- Ability to select all backup contacts for deletion
- Improved backup and restore functionality


### Nero AirBurn

[App page](https://appshunter.io/ios/app/nero-airburn/id910953491)

Wirelessly transfer media and data from your iPhone, iPad, or iPod touch to Nero Burning ROM for archiving onto CDs, DVDs, or Blu-ray discs. Avoid cables and manage your disc burning process remotely.

**Highlights:** Wireless burning over Wi-Fi, Select media from mobile device, Add files from other apps, Supports CD, DVD, Blu-ray, Rewritable disc formatting, Burning completion notifications

**In-app purchases:** none


## Frequently asked questions

### Is Cleanup Duplicate Contacts! free?

Cleanup Duplicate Contacts! is free to download, with no in-app purchases.

### Is Nero AirBurn free?

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

### Which has better reviews, Cleanup Duplicate Contacts! or Nero AirBurn?

Cleanup Duplicate Contacts! is rated higher. Cleanup Duplicate Contacts! averages 4.5 out of 5 from 8.8K ratings, while Nero AirBurn averages 3.4 from 8 ratings.

### Do Cleanup Duplicate Contacts! or Nero AirBurn have ads?

Nero AirBurn shows ads; Cleanup Duplicate Contacts! does not.

### Which is updated more often, Cleanup Duplicate Contacts! or Nero AirBurn?

Cleanup Duplicate Contacts! ships an update every 2 months, and Nero AirBurn every 14 months. Most recently, Cleanup Duplicate Contacts! was updated on November 4, 2026 and Nero AirBurn on November 1, 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.*