Comparison

Contacts+ | Address Book vs Delete Duplicated Contacts

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Contacts+ | Address Book

This cloud-based address book simplifies contact management by syncing across devices and accounts. It offers features like contact deduplication, business card scanning, and automatic enrichment to keep your information organized and up-to-date.

Highlights
  • Cross-device, cross-platform sync
  • Contact deduplication
  • Scan and save business cards
  • Tag contacts and add notes
  • Automatic contact enrichment
  • Spam blocking
Features
Read full description

Meet your new favorite contact management tool, Contacts+. Contacts+ is a cloud-based address book designed to take the hassle out of contact management so you can focus on what matters most - relationships. Truly multi-platform, Contacts+ syncs your contacts across your devices as well as across various accounts you may store contacts in (such as Gmail, Exchange, Office365, and iCloud). Why use Contacts+? • Contact deduplication - Consolidate all your information about each contact into one, holistic profile. Never wonder again which pieces of contact information are correct. • Cross-device, cross-platform sync - Your address book is now available everywhere. • Scan & save business cards - Upload a picture of scanned business card, and we'll transcribe the information & add it to your address book. • Organized your way - Tag contacts to create custom groupings, or leave notes for added context. • Automatic contact enrichment - We'll help fill in the details about your contacts (photos, social profiles, & more) by adding content we find from around the web. • Spam Block - We help enable you to connect with friends and colleagues and block unwanted people, telemarketers, and spam. Do even MORE with Contacts+ Premium. With Premium, you can: • Scan MORE business cards - Scan & save up to 1,000 business cards a year. • Sync multiple accounts - Sync up to 5 address books & keep your contacts in sync across multiple platforms. • Choose Monthly or Annual Premium subscription - Pick a plan that fits your needs. Contacts+ is free to download and use, and Contacts+ Premium is available by subscription and unlocks all of the features above. Prices may vary by location. Payment will be charged to your Apple ID account at the confirmation of purchase. The subscription automatically renews unless it is canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage and cancel your subscriptions by going to your App Store account settings after purchase. Privacy & Terms of Service This App is for professional use and not intended for children under the age of 16, and we will never intentionally collect any information from users under the age of 16. For more information, please visit our privacy policy. Privacy Policy: https://www.contactsplus.com/privacy Terms of Use: https://www.contactsplus.com/terms Questions, feedback, just want to say "hi"? You can email us at support@contactsplus.com!

About

Delete Duplicated Contacts

Clean up your address book by quickly finding and removing duplicate contacts. Easily delete contacts by name, phone number, or email, or remove entire groups and all entries when switching devices.

Highlights
  • Quickly delete duplicate contacts
  • Define criteria for duplicate deletion
  • Filter duplicates by name, phone, email, or address
  • Delete all contact groups
  • Delete all contacts
Features
Read full description

• Does your address book contain a messy collection of contacts imported from old phones and computers? • Are you worried about the efforts involved in deleting all your contacts from your iPhone while changing your phone? Our app will help quickly delete those contacts which you don’t want to be in your phone. You can delete contacts in a group, delete only duplicate contacts or even all the contacts in your phone. Delete all contacts is specially beneficial when you want to change or sell your mobile phone. FEATURES: -> Quickly select and delete duplicate contacts. -> Quickly delete duplicates. You can define the criteria for the deletion of duplicates -> Quickly select and delete duplicate contacts by applying one or multiple filters. -> Delete duplicates contacts by Contact Name/Phone No/Email Address/Address. -> Delete All Groups from Contact Book.
 -> Delete All Contacts from your Contact Book.

Screenshots

Contacts+ | Address Book4 screens
Delete Duplicated Contacts4 screens

Verdict

The call

The clearest difference is review sentiment: Contacts+ | Address Book at 60% against Delete Duplicated Contacts's 11%. Contacts+ | Address Book also leads on rating (4.5 vs 3.0) and update cadence (every 2 weeks vs every 14 months). Delete Duplicated Contacts's advantage is in-app purchases (none vs 8) and iOS requirement (9.0 vs 15.0). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Contacts+ | Address Book sells 8 in-app purchases, starting at $9.99 per month. Delete Duplicated Contacts asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Contacts+ | Address Book holds the better App Store score, 4.5 against 3.0. That said, the two scores are not equally well evidenced: Contacts+ | Address Book has 5.8K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 60% of Contacts+ | Address Book's written reviews are positive against 11% of Delete Duplicated Contacts's.

UpkeepUpdate frequency

Contacts+ | Address Book ships an update every 2 weeks, Delete Duplicated Contacts every 14 months. Both last shipped on November 6, 2026.

Scorecard7 real differences · 3 level
Contacts+ | Address Book versus Delete Duplicated Contacts: the parameters behind the verdict, then further details
ParameterContacts+ | Address BookDelete Duplicated Contacts
PriceFreeFree
Rating4.5 (5.8K ratings) — better3.0 (2 ratings)
Positive reviews59.7% of reviews — better11.1% of reviews
Number of ratings5.8K — better2
Update frequencyEvery 2 weeks — betterEvery 14 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.09.0 — better
Further details — not scored
Size52 MB20 MB
Age rating17+4+
DeveloperFullContact Inc.iFahja

Customer experience

Contacts+ | Address Book

All ratings5,805 ratings
Positive89.2%
Neutral4.4%
Negative6.4%
Written reviews687 reviews
Positive59.7%
Neutral9.5%
Negative30.9%

Delete Duplicated Contacts

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews9 reviews
Positive11.1%
Neutral0.0%
Negative88.9%

Bugs and requests

Contacts+ | Address Book

Reported bugs

3 issues
  • App crashes and freezes on latest iOS versions
  • Sync issues causing duplicate and missing contacts
  • Inability to restore deleted or lost contacts

Requested features

4 requests
  • Native integration with Outlook and Microsoft 365
  • Improved contact deduplication and merging
  • Better support for international contacts and languages
  • Customizable contact fields and views

Delete Duplicated Contacts

Not enough reviews yet to summarise bugs or requests.

In-app purchases

8 purchases

Contacts+ | Address Book

Subscriptions7
  • Premium (Monthly)$9.991 Month
  • Contacts+ Quarterly Premium$13.991 Month
  • Contacts+ Monthly Premium$15.991 Month
Show 4 more
  • Premium (Quarterly)$29.993 Months
  • Contacts+ Quarterly Premium$39.993 Months
  • Premium (Annual)$99.991 Year
  • Contacts+ Yearly Premium$119.991 Year
One-time1
  • Pack of 100 business cards$9.99
None

Delete Duplicated Contacts

No in-app purchases

Questions

Is Contacts+ | Address Book free?
Contacts+ | Address Book is free to download, with in-app purchases available.
Is Delete Duplicated Contacts free?
Delete Duplicated Contacts is free to download, with no in-app purchases.
Which has better reviews, Contacts+ | Address Book or Delete Duplicated Contacts?
Contacts+ | Address Book is rated higher. Contacts+ | Address Book averages 4.5 out of 5 from 5.8K ratings, while Delete Duplicated Contacts averages 3.0 from 2 ratings.
Do Contacts+ | Address Book or Delete Duplicated Contacts have ads?
Neither Contacts+ | Address Book nor Delete Duplicated Contacts shows ads.
Which is updated more often, Contacts+ | Address Book or Delete Duplicated Contacts?
Contacts+ | Address Book ships an update every 2 weeks, and Delete Duplicated Contacts every 14 months. Most recently, Contacts+ | Address Book was updated on November 6, 2026 and Delete Duplicated Contacts on November 6, 2026.

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