A2Z Groups vs Duplicate Contacts Manager
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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
Duplicate Contacts Manager
This app helps you clean up your address book by merging and removing duplicate contacts. It offers various options for identifying and resolving duplicates based on identical information, similar names, or phone numbers. You can also back up and restore your contacts for safety.
- Merge duplicate contacts
- Remove contacts with missing info
- Backup and restore contacts
- Identify identical contacts
- Merge contacts with similar names
- Merge contacts with similar phone numbers
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Merge Duplicate Contacts & Remover has following options: 1. Merge & Remove duplicate contacts 2. Delete contacts with no name, number, email. 3. Backup and Restore contacts (in .vcf file) For merging and deleting duplicate contacts following options available: 1. Duplicate Contacts (where all contacts are identical) : Here app deletes duplicate contacts. 2. Similar Phone number (only phone number number in all contacts similar) : Here app merges contacts and make a single contact. 3. Similar Name (name in all contacts are similar) : Here app merges contacts and make a single contact. 4. Inside Duplicates (Same number is stored two times in one contact) : Here app removes other numbers within contact. 5. Duplicate Email (Same email id in all contacts) : Here app merges contacts and make a single contact. Using this app, you can fix your address book easily. Note: Please make sure that you review all duplicates and backup your contacts before merging your contacts.
Screenshots
Verdict
The clearest difference is monetization model: Duplicate Contacts Manager at free with in-app purchases against A2Z Groups's subscription. A2Z Groups's advantage is rating (4.6 vs 4.1) and ads (none vs shown). On price, update cadence, in-app purchases 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
Both are free to download. A2Z Groups sells 4 in-app purchases, starting at $0.99 per year and Duplicate Contacts Manager sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
A2Z Groups holds the better App Store score, 4.6 against 4.1. That said, the two scores are not equally well evidenced: A2Z Groups has 3.9K ratings behind it against 763, so its average is the more settled of the two. Written reviews point the same way: 82% of A2Z Groups's written reviews are positive against 67% of Duplicate Contacts Manager's.
Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 14, 2026 and October 13, 2026 respectively.
| Parameter | A2Z Groups | Duplicate Contacts Manager |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (3.9K ratings) — better | 4.1 (763 ratings) |
| Positive reviews | 81.9% of reviews — better | 66.7% of reviews |
| Number of ratings | 3.9K — better | 763 |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Subscription | Free with in-app purchases — better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 | 16.0 |
| Further details — not scored | ||
| Size | 17 MB | 8 MB |
| Age rating | 4+ | 12+ |
| Developer | Playa Apps | Vimal Jain |
Customer experience
A2Z Groups
Duplicate Contacts Manager
User reviews
A2Z Groups
From 3.9K App Store ratingsWhat we love
- 👍 Easy to use
- 🚀 Efficient group messaging
- 💡 Helpful for organizing contacts
- 🔒 Reliable privacy policy
- 👍 Customizable groups
Room to improve
- 🐛 Occasional bugs and crashes
- 🐛 Issues with message delivery
- 🐛 Syncing problems after updates
- 🐛 Duplicate contacts
- 🐛 Disappearing notes/data
Duplicate Contacts Manager
From 763 App Store ratingsWhat we love
- ✨ Easy and straightforward to use
- 🚀 Efficient at merging and deleting duplicate contacts
- 💰 Free app with no in-app purchases
- 📤 Backup and export contacts functionality
Room to improve
- 🔍 Inconsistent contact matching, some duplicates missed
- 📷 Issues with contact photos (e.g. replaced with random photos)
- 🔁 Repetitive scanning and loading process
- 📢 Intrusive ads that can't be disabled
Bugs and 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
Duplicate Contacts Manager
Reported bugs
3 issues- App crashes or freezes during contact processing
- Merged contacts losing important details like notes and birthdays
- Incorrect contact information after merging (e.g. wrong phone numbers)
Requested features
4 requests- Undo/rollback functionality
- More granular control over merge/delete options
- Support for sorting and filtering contacts
- Backup and restore options for contact data
In-app purchases
A2Z Groups
- Premium (1 Year)2 variants$0.991 Year
- Premium (Lifetime Access)$1.99
- Make Contribution$4.99
- Larger Contribution$9.99
Duplicate Contacts Manager
- Merger Pro$0.99
Questions
Is A2Z Groups free?
Is Duplicate Contacts Manager free?
Which has better reviews, A2Z Groups or Duplicate Contacts Manager?
Do A2Z Groups or Duplicate Contacts Manager have ads?
Which is updated more often, A2Z Groups or Duplicate Contacts Manager?
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