Comparison

Delete Duplicated Contacts vs A2Z Groups

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

Head to head
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.

About

A2Z Groups

Manage your contacts and send messages or emails to groups efficiently. Organize contacts, create custom groups, and send personalized mass communications. Features include backups, birthday reminders, and contact sharing.

Highlights
  • Create and manage contact groups
  • Send mass texts and group emails
  • Backup and restore contacts
  • Birthday and anniversary notifications
  • Share and export contacts
  • Clone contacts and groups
Features
Read full description

A2Z is the complete contact manager! With A2Z, you can easily create, edit, and delete contacts & groups. Send mass texts and group emails. View recently created contacts. Share or print your contacts. Create backups. Get birthday notifications. And so much more: CONTACTS: • View all of your contacts organized by account or group • Easily find a contact with A2Z's powerful search tool • Select multiple contacts and perform a number of actions including text, email, share, and delete • Quickly perform a number of functions with one touch directly from the contact card GROUPS: • Create groups of contacts from any account including iCloud, Google, Exchange or Outlook • Filter contacts by one or more groups at the same time • Add & remove contacts from a particular group • Add & remove groups from a particular contact FAVORITES: • Create a list of favorites allowing you to quickly call/message/email those contacts GROUP EMAILS & MESSAGES: • Send messages to groups via iMessage, SMS, & WhatsApp • Send emails to groups via Mail App or Gmail App • Attach photos & documents, including from Dropbox • Assign the to/cc/bcc email field to each contact individually • Give your message a personal touch - Automatically refer to each contact by name COMPANIES, BIRTHDAYS, ANNIVERSARIES, MOST VIEWED, RECENTLY CREATED/MODIFIED/DELETED: • Sort your contacts by company name • View upcoming birthdays & anniversaries • View your most frequently viewed contacts • View recently created & modified contacts • View & restore your recently deleted contacts SHARE CONTACTS: • Share one or more contacts via text message, email, or various other services • Export contacts in the CSV or vCard format DELETE CONTACTS & GROUPS: • Quickly delete contacts & groups BACKUP: • Create a backup of any contact account • Restore your backup to any contact account CLONE CONTACTS & GROUPS: • Clone a contact from the contact card screen including all contact fields & groups • Clone a group so you don't have to add all of the group members manually START SCREEN: • Specify whether the app should load the contacts, groups, or favorites screen at startup SHORTCUTS: • Press & hold a contact or group to conveniently perform a number of common functions SYNC CONTACTS WITH GOOGLE: • Fully compatible with the "Contacts Sync" app WORKS WELL WITH OTHER CONTACT APPS: • Any contact changes you make with this app will be reflected in any other contact app that queries the iPhone address book (including the standard Contacts & Phone app) SUBSCRIPTIONS: • A2Z Contacts offers a "Premium" subscription which unlocks all of the premium features in the app, including unrestricted group emails and texts, unrestricted sharing of contacts, and access to future premium features. • The "Premium" subscription is priced at $0.99 USD and the subscription length is 1 year • Payment will be charged to iTunes Account at confirmation of purchase • Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period • Account will be charged for renewal within 24-hours prior to the end of the current period, at a cost of $0.99 USD • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable • Terms of use: https://playaapps.zendesk.com/hc/en-us/articles/360003030954 • Privacy Policy: https://playaapps.zendesk.com/hc/articles/229824667

Screenshots

Delete Duplicated Contacts4 screens
A2Z Groups4 screens

Verdict

The call

The clearest difference is review sentiment: A2Z Groups at 82% against Delete Duplicated Contacts's 11%. A2Z Groups also leads on rating (4.6 vs 3.0) and update cadence (every 3 weeks vs every 14 months). Delete Duplicated Contacts's advantage is in-app purchases (none vs 5) and iOS requirement (9.0 vs 16.0). 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. A2Z Groups sells 4 in-app purchases, starting at $0.99 per year. Delete Duplicated Contacts asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

A2Z Groups holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: A2Z Groups has 3.9K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 11% of Delete Duplicated Contacts's written reviews are positive against 82% of A2Z Groups's.

UpkeepUpdate frequency

Delete Duplicated Contacts ships an update every 14 months, A2Z Groups every 3 weeks. Both last shipped on November 6, 2026.

Scorecard7 real differences · 3 level
Delete Duplicated Contacts versus A2Z Groups: the parameters behind the verdict, then further details
ParameterDelete Duplicated ContactsA2Z Groups
PriceFreeFree
Rating3.0 (2 ratings)4.6 (3.9K ratings) — better
Positive reviews11.1% of reviews82.0% of reviews — better
Number of ratings23.9K — better
Update frequencyEvery 14 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterSubscription
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS9.0 — better16.0
Further details — not scored
Size20 MB17 MB
Age rating4+4+
DeveloperiFahjaPlaya Apps

Customer experience

Delete Duplicated Contacts

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

A2Z Groups

All ratings3,928 ratings
Positive91.4%
Neutral4.2%
Negative4.3%
Written reviews522 reviews
Positive82.0%
Neutral4.8%
Negative13.2%

Bugs and requests

Delete Duplicated Contacts

Not enough reviews yet to summarise bugs or requests.

A2Z Groups

Reported bugs

4 issues
  • Contacts being deleted unexpectedly
  • Inability to save contact information
  • Syncing issues with Google/Outlook contacts
  • Unreliable group messaging

Requested features

5 requests
  • Scheduled messaging
  • Improved group management
  • Better integration with native Contacts app
  • Map feature
  • Birthdays/anniversaries tracking

In-app purchases

None

Delete Duplicated Contacts

No in-app purchases

4 purchases

A2Z Groups

Subscriptions1
  • Premium (1 Year)2 variants$0.991 Year
One-time3
  • Premium (Lifetime Access)$1.99
  • Make Contribution$4.99
  • Larger Contribution$9.99

Questions

Is Delete Duplicated Contacts free?
Delete Duplicated Contacts is free to download, with no in-app purchases.
Is A2Z Groups free?
A2Z Groups is free to download, with in-app purchases available.
Which has better reviews, Delete Duplicated Contacts or A2Z Groups?
A2Z Groups is rated higher. Delete Duplicated Contacts averages 3.0 out of 5 from 2 ratings, while A2Z Groups averages 4.6 from 3.9K ratings.
Do Delete Duplicated Contacts or A2Z Groups have ads?
Neither Delete Duplicated Contacts nor A2Z Groups shows ads.
Which is updated more often, Delete Duplicated Contacts or A2Z Groups?
Delete Duplicated Contacts ships an update every 14 months, and A2Z Groups every 3 weeks. Most recently, Delete Duplicated Contacts was updated on November 6, 2026 and A2Z Groups on November 6, 2026.

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