# Clean,Merge Duplicate Contacts — Contacts Backup & Cleaner

> App to clean, merge, and remove duplicate contacts from your address book. (iPhone/iPad app by 峥 俞.)

- Source: https://appshunter.io/ios/app/cleanmerge-duplicate-contacts/id625688151 (this page in markdown: same URL + `.md`)
- Developer: [峥 俞](https://appshunter.io/developer/1500529302)
- Category: Utilities, Productivity
- Price: Free with in-app purchases
- Rating: 3.80/5 from 13 App Store ratings · 239 written reviews indexed
- Age rating: 4+
- Requires: iOS 17.6 · 34 MB
- Languages: American English, Arabic, Bosnian, Croatian, Danish, Dutch, French (France), German (Germany), Italian, Japanese and 11 more
- Released: 2013-04-04
- Data updated: 2026-08-31
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/cleanmerge-duplicate-contacts/id625688151/reviews.md

## What is Clean,Merge Duplicate Contacts?

Cleanup & Merge & Remove Duplicate Contacts is designed to clean up your address book.
*）Easy and fast to bulk delete contacts in iPhone Address Book.
*）This app can quickly remove any duplication and useless contact information (such as empty contact name, no phone number, no content, repeated phone numbers and email addresses). 
*）This app can help you quickly remove multiple duplicate contacts, and detect duplicate contacts by name, phone number and email address.
*）Cleanup groups include no contacts, duplicate name and numbers in iPhone contacts. 
*）This app allows you to back up contacts to CSV (Excel) and VCF (vCard) file before merging duplicate contacts, and ensure the security of your address book. 
*）Particularly, before syncing with other accounts (Gmail, Yahoo, iCloud, CardDAV, Exchange Server), you can use this app to clean up duplicate and junk contacts in the local address book and Gmail/Yahoo accounts, to avoid generating duplicate information after synchronization. 

Features:
1.Bulk deletes multiple contacts in multiple address book accounts
2.Automatically detects duplicate contacts in multiple address book accounts 
3.Automatically detects duplicate or junk information in a single contact 
4.Detects duplicate contacts by name, phone number and email address
5.Bulk merges or deletes any duplicate or junk contacts in your iPhone or iPad
6.In-app backups contacts to Excel or vCard
7.Easily restores backup contacts
8.Manages multiple address book sources like iCloud, Gmail, Yahoo, CardDAV, Exchange, Facebook
9.Very fast and stable, successfully tested with over 8,000 contacts

Tech Support:
Facebook : http://www.facebook.com/1643737989269250
Or Email : readyapp.tech@gmail.com

## Key features

- Bulk delete contacts
- Detect duplicate contacts
- Remove junk information
- Backup contacts to CSV/VCF
- Restore backup contacts
- Manage multiple address book sources

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Upgrade to Professional | $3.99 | one-time |


## Recent user reviews (10 of 239)

All indexed reviews: https://appshunter.io/ios/app/cleanmerge-duplicate-contacts/id625688151/reviews.md

### 1/5 — Es una estafa

*2025-12-21, version 9.9*

La veda compre la aplicación pero no sirve para nada

### 5/5 — Funziona

*2025-04-21, version 9.9*

Ho eliminato più contatti contemporaneamente

### 1/5 — Won’t detect any contacts

*2025-03-28*

Yup

### 1/5 — iOS18會當機

*2025-01-20, version 9.9*

合併聯絡人，卡住閃退

### 2/5 — Ne nettoie pas les doublons

*2024-07-24, version 9.7*

Ne fonctionne pas sur icloud ni ne nettoie les doublons. Seule utilité supprimer plusieurs contacts en une opération

### 1/5 — 垃圾

*2024-06-16, version 9.7*

垃圾中的垃圾，废物中的废物

### 1/5 — 广告总是遮挡

*2024-01-31, version 9.4*

广告遮挡按键位置，非常困难按得到

### 1/5 — Una basura

*2023-08-10, version 9.2*

No funciona e incluso pagando los anuncios son invasivos.

### 1/5 — 要开通VIP才可以使用上面的功能

*2023-07-10, version 9.2*

没什么价值

### 1/5 — Keine Empfehlung - Funktioniert nicht

*2023-02-08, version 9.2*

Funktioniert nicht. Findet nur 4 doppelte Kontakte (ca. 50 vorhanden) und kann diese nicht löschen, weil laut App max. 100 erlaubt sind in der Free Version.

## Frequently asked questions about Clean,Merge Duplicate Contacts

### What does this app do?

This app is designed to clean up your address book by identifying and removing duplicate or junk contacts. It can also merge duplicate entries and provides options to back up and restore your contacts.

### How does it detect duplicate contacts?

The app automatically detects duplicate contacts by comparing information such as name, phone number, and email address. It can also identify junk information within a single contact, like empty fields or repeated numbers.

### Can I back up my contacts before cleaning them?

Yes, the app allows you to back up your contacts to CSV (Excel) or VCF (vCard) files before making any changes. This ensures the security of your address book and allows for easy restoration if needed.

### What address book sources can this app manage?

This app can manage multiple address book sources, including iCloud, Gmail, Yahoo, CardDAV, and Exchange Server. This allows for a comprehensive cleanup across all your connected accounts.

### Is this app free to use?

The application is free to download and use, with in-app purchases available for additional features or functionality. Specific pricing details for in-app purchases can be found within the app itself.

## Version history (last 5 releases)

### 10.1 — 2026-07-29

Fixed an issue where the app would freeze during contact backup.

### 10.0 — 2026-04-21

•Completely redesigned app architecture and features
•Brand-new interface and visual style
•More features with improved stability
•Supports the latest iOS versions and iPhone models

### 9.9 — 2025-01-04

Updated to support iPhone 16 and iOS 17
Improved stability and performance

### 9.8 — 2024-08-16

Performance and stability improvements

### 9.7 — 2024-02-08

Performance and stability enhancements

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## More apps by 峥 俞

- [Sync your Contacts for Google](https://appshunter.io/ios/app/sync-your-contacts-for-google/id558779111)
- [Contacts Sync, Backup & Clean](https://appshunter.io/ios/app/contacts-sync-backup-and-clean/id624985840)
- [aContacts - Contact Manager](https://appshunter.io/ios/app/acontacts-contact-manager/id654432491)
- [Pic-Artist Collage](https://appshunter.io/ios/app/pic-artist-collage/id861302851)
- [Secure Private Album Manager](https://appshunter.io/ios/app/secure-private-album-manager/id985940836)

All apps by 峥 俞: https://appshunter.io/developer/1500529302

## Related topics

[clean contacts](https://appshunter.io/ios/topics/clean-contacts) · [duplicate contacts cleaning](https://appshunter.io/ios/topics/duplicate-contacts-cleaning) · [smart merge duplicate contacts](https://appshunter.io/ios/topics/smart-merge-duplicate-contacts) · [clean contacts croatian](https://appshunter.io/ios/topics/clean-contacts-croatian) · [duplicate contacts erase](https://appshunter.io/ios/topics/duplicate-contacts-erase)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-31.*