Best of 15 duplicate contacts apps on Android, iPhone

Phone storage is valuable, and one of the leading culprits for taking up space is duplicate contacts. Clean them up with one of these easy-to-use apps for Android and iOS, including Easy Contacts Cleaner and Contacts Optimizer.

App Logo Available On Reviews Downloads Features
1. Contacts Contacts Icon Android, iOS 4.4/5 3M+ Effortless contact management, Caller ID and spam protection
2. Easy Contacts Cleaner Easy Contacts Cleaner Icon Android, iOS 4.8/5 3M+ Duplikate zusammenführen, Adressbuch aufräumen, Kontakte sichern
3. Contacts Optimizer Contacts Optimizer Icon Android 4.3/5 2M+ doppelte Kontakte entfernen, ähnliche Kontakte finden
4. Duplicates Cleaner Duplicates Cleaner Icon Android, iOS 4.8/5 2M+ Fast duplicate detection, Efficient file deletion, Easy to use
5. Duplicate Contacts Remover Duplicate Contacts Remover Icon Android, iOS 4.5/5 2M+ Scan and detect duplicates, Merge or delete duplicates
6. Duplicate Contacts Fixer Duplicate Contacts Fixer Icon Android, iOS 4.2/5 1M+ Merge duplicate contacts, Delete duplicate contacts
7. Cleanup Duplicate Contacts Cleanup Duplicate Contacts Icon Android, iOS 4.4/5 344K+ Automatic contact updates, AI powered merge suggestions
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1. Contacts

Contacts Icon

Merge duplicate contacts, Identify unknown callers, Block spam calls


Cost: Contacts (Free), Contacts Premium ($1.99 per month)

Introducing the ultimate solution to your contact management woes – the Contacts app! This intuitive and user-friendly app makes it a breeze to organize your contacts, ensuring you never miss an important call or message again. With its seamless setup and straightforward interface, Contacts is the perfect choice for anyone looking to streamline their contact management.

Whether you're a seasoned app user or just starting out, Contacts has something for everyone. Its intuitive design and ease of use make it a joy to navigate, while its feature-rich functionality ensures you have everything you need to stay connected. So why wait? Download Contacts today and experience the convenience of effortless contact management firsthand!

Download:

Android iOS

Application information:

Downloads Over 3 million
Features Contact management, dialer with caller ID and spam blocking, call recording, dual SIM support, search by name or number.
Pros User-friendly, efficient organization, accurate caller ID.
Cons Limited customization, occasional ads, some features require in-app purchases.
Contacts - Effortless contact management, Caller ID and spam protection
  • Tags:
  • Effortless Contact Management
  • Powerful organization tools
  • Spam Protection and Caller ID

✨ Read more: app for deleting photos

2. Easy Contacts Cleaner

Easy Contacts Cleaner Icon

Merge duplicate contacts, Cleanup contacts, Backup contacts


Cost: Easy Contacts Cleaner - Free (Free), Easy Contacts Cleaner - Paid ($4.99)

When contacts grow out of control, Easy Contacts Cleaner steps in as your savior. This duplicate contacts cleaner effortlessly merges and removes unnecessary contacts, leaving your phonebook pristine. With its user-friendly design and intuitive interface, cleaning up your contacts becomes a breeze.

Harnessing the power of precision, Easy Contacts Cleaner scans your contacts, identifying and grouping duplicates across different accounts, including WhatsApp, Google, and your phone's native storage. This meticulous approach ensures that every nook and cranny of your contacts is accounted for, eliminating the frustration of managing multiple entries for the same contact. With options to edit, merge, and delete, you have complete control over the cleanup process, resulting in a streamlined and organized contact list.

Download:

Android iOS

Application information:

Downloads Over 2 Million
Features Merges duplicate contacts, deletes unwanted contacts, backs up contacts before cleaning, identifies contacts without names, numbers, or emails, and allows for easy contact sharing.
Pros Simple interface, effective duplicate removal, and free to use.
Cons Contains ads, some advanced features require a paid version, and may require access to more permissions than expected.
Easy Contacts Cleaner - Duplikate zusammenführen, Adressbuch aufräumen, Kontakte sichern
  • Tags:
  • Duplicate Contacts Remover
  • Contacts Cleanup
  • Merge Contacts

✨ Read more: app for contacts transfer

3. Contacts Optimizer

Contacts Optimizer Icon

Duplicates removal, Contacts editing, Toolbox functions


Cost: Contacts Optimizer - Free (Free), Contacts Optimizer - PRO ($9.99)

Contact Optimizer is a must-have app for anyone who wants to keep their contacts organized and up-to-date. With its powerful duplicate detection and merging capabilities, Contact Optimizer can quickly and easily find and remove duplicate contacts, even those with different names or spellings. Plus, it's incredibly user-friendly, making it easy to get started and see results in just a few minutes.

As one satisfied user raved, "I was tickled pink to have finally found an app created with such capabilities. I had over 1500 duplicate contacts, still from the apps initial first start-up to the time it sifted through to a finish was less than 90 seconds. I'm impressed, great job." But don't just take their word for it. Try Contact Optimizer today and see for yourself how easy it is to get your contacts under control.. Contacts Optimizer

Download:

Android

Application information:

Downloads Over 2 Million Downloads
Features Removes duplicate contacts, merges contacts with similar names, easily backs up and restores your contact list, finds and merges contacts with the same phone number but different spellings.
Pros Easy to use, efficient duplicate remover, good backup and restore functionality.
Cons Can be slow with large contact lists, may require manual checking for accurate merging, occasional issues with syncing across devices.
Contacts Optimizer - doppelte Kontakte entfernen, ähnliche Kontakte finden
  • Tags:
  • Duplicate Removal
  • Contacts Editing
  • Detailed analysis

✨ Read more: app for cleaning up duplicate photos

4. Duplicates Cleaner

Duplicates Cleaner Icon

Finds duplicate contacts, Merges duplicate contacts, Deletes duplicate contacts


Cost: Free (Free), Remove Ads ($0.99)

Introducing Duplicates Cleaner, the ultimate solution to decluttering your mobile device and reclaiming precious storage space. This lightning-fast app scans your contacts, swiftly identifying and presenting duplicates for easy removal. With just a few taps, you can eliminate those pesky double entries that accumulate over time, leaving you with a streamlined and organized contact list.

As one satisfied user enthused, "love it! great at getting rid of those space-consuming duplicates!" Duplicates Cleaner empowers you to carefully review each potential duplicate before making a decision, ensuring that no important contacts are accidentally deleted. Its user-friendly interface provides clear previews, file sizes, and locations, giving you complete control over the cleanup process.

Download:

Android iOS

Application information:

Downloads Over 2 Million
Features Scans and removes duplicate photos, videos, audio files, and documents to free up storage space.
Pros Easy to use, quick scanning, effectively recovers storage space.
Cons Can be overly aggressive in suggesting duplicates, may require manual verification.
Duplicates Cleaner - Fast duplicate detection, Efficient file deletion, Easy to use
  • Tags:
  • Efficient Duplicate Detection
  • Optimized Performance
  • Genuine Duplicate Removal

5. Duplicate Contacts Remover

Duplicate Contacts Remover Icon

Automatically detect duplicates, Effortlessly merge contacts


Cost: Free (Free), Premium ($0.99)

Duplicate Contacts Remover is a lifesaver for anyone who has ever struggled with duplicate contacts cluttering up their phone. It's incredibly easy to use: simply open the app and it will automatically scan your contacts for duplicates, saving you hours of tedious manual work.

And if you're worried about accidentally deleting the wrong contact, don't be! Duplicate Contacts Remover creates a backup of your contacts before making any changes, so you can rest assured that your data is safe. It even lets you import and export contacts, giving you complete control over your contact list.

Download:

Android iOS

Application information:

Downloads Over 2 Million
Features Automatically identifies and merges duplicate contacts based on name, phone number, email address, and other criteria, allowing for selective merging or deletion.
Pros Easy to use, quickly removes duplicates, frees up storage space.
Cons May require manual review to ensure accuracy, potential for accidental deletion if not used carefully, some advanced features might require in-app purchases.
Duplicate Contacts Remover - Scan and detect duplicates, Merge or delete duplicates
  • Tags:
  • Duplicate contacts detection
  • Easy-to-use interface
  • Fast and accurate scanning

6. Duplicate Contacts Fixer

Duplicate Contacts Fixer Icon

Scan and identify duplicates, Merge and delete duplicates, Keep all contact information


Cost: Duplicate Contacts Fixer (Free), Duplicate Contacts Fixer Pro (Paid)

Introducing Duplicate Contacts Fixer, the ultimate solution for decluttering your contact list and eliminating pesky duplicates. With over a million downloads, this app has become a trusted companion for users seeking a hassle-free way to manage their contacts.

Duplicate Contacts Fixer stands out with its user-friendly interface and intuitive design. It quickly scans your device, identifies duplicate entries, and presents them in an organized manner. Whether you have a few duplicates or hundreds, this app makes it effortless to review and select which contacts to keep or remove. Its lightning-fast processing and lack of intrusive ads ensure a smooth and efficient experience, leaving you with a clean and well-maintained contact list.

Download:

Android iOS

Application information:

Downloads Over 1 million downloads
Features Scans and merges duplicate contacts, deletes unwanted contacts, and backs up contacts before making any changes.
Pros Easy to use and quickly finds duplicates.
Cons Can be overly aggressive in suggesting merges and contains ads with in-app purchases to remove them.
Duplicate Contacts Fixer - Merge duplicate contacts, Delete duplicate contacts
  • Tags:
  • Fast and accurate scanning
  • Smart Contact Merging
  • Safe and Lossless

7. Cleanup Duplicate Contacts

Cleanup Duplicate Contacts Icon

Fast scan, Accurate merge, Easy to use


Cost: Free (Free), Paid (Starts at $1.99)

Introducing Cleanup Duplicate Contacts, the intuitive and efficient solution for decluttering your mobile address book. With just a few simple taps, this app effortlessly identifies and merges duplicate contacts, streamlining your contact list and eliminating the hassle of managing multiple entries for the same person.

As one satisfied user exclaimed, "It worked perfectly! I had accidentally duplicated all my contacts, and this app quickly cleaned up my mistake." Cleanup Duplicate Contacts' user-friendly interface and streamlined process make it a breeze to restore order to your address book, leaving you with a clean and organized contact list. Its intuitive design and absence of intrusive ads or membership fees ensure a seamless and frustration-free experience.

Download:

Android iOS

Application information:

Downloads Over 300,000 downloads
Features Identifies and merges duplicate contacts, combines contacts with similar names, and detects missing contact information like phone numbers or emails.
Pros Easy to use, quickly cleans up address book, and merges duplicate contacts.
Cons Can be slow with large contact lists, may require manual verification, and some features require in-app purchases.
Cleanup Duplicate Contacts - Automatic contact updates, AI powered merge suggestions
  • Tags:
  • Intelligent Contact Management
  • AI-Powered Contact Updates
  • Customizable Merge Levels

8. Duplicate Contacts Remover

Duplicate Contacts Remover Icon

Finds duplicate contacts, Merges duplicate contacts, Easy to use


Cost: Free (Free), Paid ($0.99)

Tired of the clutter in your contacts list? Look no further than Duplicate Contacts Remover, the ultimate solution for cleaning up your mobile address book. This user-friendly app identifies and eliminates duplicate contacts in a flash, helping you streamline your contacts and say goodbye to the hassle of managing multiple entries for the same person.

With just a few taps, Duplicate Contacts Remover analyzes your contacts, detecting duplicates by name or number. Its intuitive interface makes the process incredibly easy, even for those who aren't tech-savvy. The app has been praised by users for its simplicity, efficiency, and ability to catch duplicates that other apps miss. Whether you're looking to merge duplicates or simply remove them, Duplicate Contacts Remover has got you covered.

Download:

Android iOS

Application information:

Downloads Over 250,000 downloads
Features Identifies and merges or deletes duplicate contacts based on name, phone number, or email address, allowing for flexible management of your address book.
Pros Simple, easy to use, and effectively removes duplicate contacts.
Cons May require viewing ads for continued use, and some users report occasional inaccuracies in duplicate detection.
Duplicate Contacts Remover - Finds duplicate contacts, Merges duplicate contacts
  • Tags:
  • Duplicate Contact Remover
  • Merge Contacts
  • Find Similar Contacts

9. Contacts Cleaner

Contacts Cleaner Icon

Find duplicate contacts, Merge or delete duplicates, Optimize phone numbers


Cost: Free (Free), Premium ($1.99 per year)

Introducing Contacts Cleaner, the ultimate solution for decluttering and optimizing your contacts book. With just a single tap, this app effortlessly cleans up, organizes, and optimizes your contacts, removing duplicates and ensuring that your address book is always up-to-date and easy to navigate.

Contacts Cleaner is highly reliable and user-friendly, offering an impressive range of features for free. It meticulously identifies and merges duplicate contacts, ensuring that your address book is free of clutter. To enhance its functionality, users have suggested the addition of a "delete all" button, which would further streamline the cleanup process. While the app occasionally faces challenges in permanently deleting contacts, the developers are actively working on resolving this issue to provide users with an even more seamless experience.

Download:

Android iOS

Application information:

Downloads Over 250,000 downloads
Features Identifies and merges duplicate contacts, easily deletes unwanted contacts in bulk, and backs up your contact list before making changes.
Pros Simple to use, effective at cleaning up contact lists, and offers backup functionality.
Cons May require granting access to sensitive data, occasional bugs reported, and limited customization options for cleaning.
Contacts Cleaner - Finds duplicate contacts, Deletes duplicate contacts
  • Tags:
  • Duplicate Contact Remover
  • Easy contact management
  • Advanced Search Algorithm

10. Duplicate Contacts Remover

Duplicate Contacts Remover Icon

Detects duplicate contacts, Easy to use, Cleans phonebook


Cost: Free (Free), Premium ($0.99)

Duplicate Contacts Remover is a must-have app for anyone who wants to keep their contact list organized and free of duplicates. This app is incredibly user-friendly and effective, making it easy to remove duplicate contacts with just a few taps.

As one user commented, "Duplicate Contacts Remover is a very creative and useful app tool." Another user praised the app's effectiveness, saying, "Best results. Amazing work." With its ability to quickly and easily remove duplicate contacts, Duplicate Contacts Remover is the perfect solution for anyone who wants to streamline their contact list.

Download:

Android iOS

Application information:

Downloads 75,000+
Features Finds and merges duplicate contacts based on various parameters like name, phone number, and email address.
Pros Simple, efficient, and user-friendly interface for easy duplicate contact management.
Cons May require additional user confirmation for merging and lacks advanced filtering options for complex duplicates.
Duplicate Contacts Remover - Effortless Removal, Simple Interface, Backup and Restore

11. Contact Backup & Fix Duplicate

Contact Backup & Fix Duplicate Icon

Backup contacts to PDF, VCF, Text, Restore contacts from backup


Cost: Free (Free), Premium ($0.99 - $8.99 per item)

Introducing Contact Backup & Fix Duplicate, the ultimate solution for managing your contacts and eliminating pesky duplicates. This app seamlessly converts your contacts into PDF or VCF formats, ensuring you have a secure backup in case of any unexpected data loss.

With its intuitive interface, Contact Backup & Fix Duplicate empowers you to easily identify and merge duplicate contacts, freeing up valuable space on your device. Its lightning-fast performance and compatibility with even older Android versions make it a must-have app for anyone looking to streamline their contact management.

Download:

Android

Application information:

Downloads Over 100,000 downloads
Features Backup and restore contacts, merge and remove duplicate contacts, convert contacts to PDF and VCF formats, and schedule automatic backups.
Pros User-friendly interface, efficient duplicate contact management, convenient backup options.
Cons Limited cloud integration options, occasional performance issues reported with large contact lists, may require access to sensitive data.
Contact Backup & Fix Duplicate - Backup in multiple formats, Transfer contacts between devices
  • Tags:
  • Backup in multiple formats
  • Transfer contacts between devices
  • Convert contacts to PDF, VCF, Text

12. Duplicate file remover & Fixer

Duplicate file remover & Fixer Icon

Finds duplicate files, Frees up storage space, Improves device performance


Cost: Free (Free), Premium ($2.99)

Duplicate File Remover & Fixer is the duplicate files cleaner you've been looking for! This duplicate file remover app can quickly and easily scan your mobile for duplicate files, including duplicate contacts, photos, and videos. Once the scan is complete, you can choose to delete the duplicate files or move them to a different location. This is a great way to free up storage space on your mobile and keep your files organized.

Unlike other duplicate file remover apps, Duplicate File Remover & Fixer is incredibly easy to use. Simply download the app and launch it. The app will automatically start scanning your mobile for duplicate files. Once the scan is complete, you can review the results and choose which files to delete or move.

Download:

Android iOS

Application information:

Downloads Over 100,000 downloads
Features Identifies and removes duplicate files (photos, videos, audio) to free up space and organize storage.
Pros Simple interface, effective duplicate detection, frees up storage space.
Cons May require in-app purchases for full functionality, potential for accidental deletion if not used carefully.
Duplicate file remover & Fixer - Finds duplicate files, Frees up storage space, Improves device performance
  • Tags:
  • Fast and accurate scanning
  • Thorough Duplicate Detection
  • Easy and Convenient Removal

13. Duplicate Contacts Finder Pro

Duplicate Contacts Finder Pro Icon

Easy to use, No duplicate contacts, Optimized contact list


Cost: Free (Free), Pro (Paid)

Duplicate Contacts Finder Pro is the ultimate solution for managing duplicate contacts on your mobile device. With its lightning-fast scanning technology, it can identify and merge duplicate contacts within minutes, freeing up valuable storage space and streamlining your contact list. Users have raved about its efficiency, with one exclaiming, "Within 5 minutes I got all my contacts in order. Thank you so much!"

Even for users with extensive contact lists, Duplicate Contacts Finder Pro delivers exceptional results. One user with over 5500 contacts was impressed by its ability to detect duplicates that other apps had missed. This comprehensive and accurate scanning ensures that your contact list remains organized and clutter-free.

Download:

Android iOS

Application information:

Downloads 33,000+
Features Identifies and merges duplicate contacts across various fields like name, phone number, email; allows for customizable merging and backup options.
Pros User-friendly interface, efficient duplicate detection, and reliable contact merging.
Cons May require a paid version for advanced features; occasional inaccuracies in identifying duplicates requiring manual verification.
Duplicate Contacts Finder Pro - Fast scan, Easy to use, Export to VCF
  • Tags:
  • Easy to use
  • No annoying ads
  • Nice UI

14. Duplicate Contacts Remover

Duplicate Contacts Remover Icon

Scan for duplicates, Easy to use, Export deleted contacts


Cost: Free (Free), Pro ($1.99)

Tired of scrolling through a cluttered address book filled with duplicate contacts? Duplicate Contacts Remover is here to save the day! This user-friendly app effortlessly scans your device for pesky duplicate contacts, helping you optimize your address book with just a few taps. Its intuitive interface makes it a breeze to use, so you can say goodbye to the frustration of managing duplicate contacts manually.

Despite its impressive features, Duplicate Contacts Remover operates swiftly and efficiently, ensuring that you don't have to wait an eternity for it to work its magic. Its robust performance and smooth operation have earned it high praise from users, who appreciate its ability to handle even large contact lists with ease. Whether you're an individual looking to declutter your personal contacts or a professional managing a vast address book, Duplicate Contacts Remover is the perfect tool for the job.

Download:

Android iOS

Application information:

Downloads 19,000+
Features Detects and merges duplicate contacts across various fields including names, phone numbers, and emails.
Pros Simple, efficient, and user-friendly interface for managing contacts.
Cons May require manual review after automatic detection, lacks advanced filtering options.
Duplicate Contacts Remover - No ads, Free and open source, Easy to use
  • Tags:
  • Easy to use
  • Free and Open Source
  • No ads

15. Duplicate Contact File Remover

Duplicate Contact File Remover Icon

Removes duplicate contacts, Deletes duplicate files, Frees up storage space


Cost: Free (Free), Premium ($0.99)

Introducing Duplicate Contact File Remover, the ultimate solution for decluttering your mobile contacts and files! Say goodbye to the hassle of managing multiple entries and unnecessary duplicates. This app effortlessly identifies and merges identical contacts, ensuring a streamlined and organized address book.

Despite its impressive functionality, the app's performance could be improved. Users have expressed concerns about slow processing times, suggesting that the app may need optimization to enhance its overall efficiency. However, its ability to remove duplicate files remains a valuable asset, allowing you to free up storage space and keep your device running smoothly.

Download:

Android iOS

Application information:

Downloads 12,000+
Features Identifies and removes duplicate contacts and files across multiple accounts, merges contact information, and backs up data.
Pros User-friendly, efficient, and supports various file types.
Cons May require a paid subscription for advanced features or handling a large volume of contacts.
Duplicate Contact File Remover - Removes duplicate contacts, Deletes duplicate files
  • Tags:
  • Duplicate Contact Remover
  • Delete Duplicate Contacts
  • Free Up Space