Comparison

A2Z Groups vs aContacts

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

Head to head
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

About

aContacts

This app enhances your address book with powerful contact management tools. Organize contacts into groups, send mass emails and texts, and sync with Google. It also offers backup, restore, and duplicate merging features for a streamlined experience.

Highlights
  • Smart contact management
  • Group creation and management
  • Send group SMS & email
  • Google contacts sync
  • Contacts backup and restore
  • Merge duplicate contacts
  • T9 dialer with search
Features
Read full description

aContacts is smarter address book management tool with more powerful contacts, groups, favorites, sharing, calling and messaging capabilities, and it own an amazing dialpad! aContacts also collections a large number of contact management tools, including Google contacts sync, contacts backup and restore, clean up and merge duplicate contacts, home screen icons, etc., it makes contact management easier and easier. ##### SMART CONTACTS MANAGEMENT ##### * Create, edit and delete contacts * Import contacts from Gmail, vCard, Excel and QR Code * Avatar, company, title, phone number, email, address and personal home page supported in profile * One click to call, send messages/emails, display addresses on the map, and visit personal home page * Send group SMS & email quickly and easily * Search contacts by name, company, title, email * One click to share contacts (Text & vCard) * Create and scan contacts QR code * T9 dialer, type number for fast search * One click to dial, text and view contacts details using T9 dialer * Birthday and Anniversary Reminder ##### SMART GROUPS MANAGEMENT ##### * Create, edit and delete groups * Show unfiled contacts * Add & remove existing contacts from particular group * Add & remove groups from particular contact * Send emails to group with CC or BCC option ##### CONTACTS SYNC FOR GOOGLE ##### * Sync contacts between Google cloud and iPhone/iPod Touch/iPad. Merge or replace information according to configuration. * Identify and merge duplicate contacts automatically and intelligently after the sync. * Sync 2,000+ contacts accurately and completely within seconds using the latest technology. * Support sync of contacts groups. Google/iPhone contacts still in their original groups like Friends or Family after the sync. * Support sync of contacts avatar (can be switched off to save data). * Optimized for iPhone contacts and Google Contacts. Contacts information that can be merged includes: - Name - Phone number - Email - Instant message - Address - Blog - Social Relations - Organization - Anniversaries - Nickname * iPhone/iPod Touch/iPad running iOS5.0+ supported. * Minimalist and intuitive UI, quick start and default setting make your sync/backup extremely easy. Flexible options for advanced users also provided. ##### CONTACTS BACKUP & RESTORE ##### * Support One-Tap Backup and Advanced Backup mode * Bulk-backup contacts to CSV (Excel) or VCF (Apple Address Book) files. * Manual selection of contacts supported. * Bulk-import contacts (CSV & VCF) to iPhone address book. * Match and merge the imported contacts with the local contacts to avoid duplicates. * One-click to send backup files (CSV & VCF). * Share backup files (CSV & VCF) via iTunes. * Share backup files (CSV & VCF) via Web Server built-in app. ##### CONTACTS MERGE & CLEANUP ##### * Search duplicate contacts by contact’s name, phone numbers and emails. * Bulk-merge duplicate contacts. * Search contact that no name, no phones, duplicate phones, duplicate emails. * Bulk-merge contact’s duplicate informations, delete garbage items. ##### OTHER FEATURES ##### * Contacts birthday and anniversary reminders * Add & remove contacts from favorite and send email/message to favorite * Home screen contacts icons feature * Recently added contacts feature

Screenshots

A2Z Groups4 screens
aContacts4 screens

Verdict

The call

The clearest difference is rating: A2Z Groups at 4.6 against aContacts's 4.0. A2Z Groups also leads on review sentiment (82% vs 54%) and ratings volume (3.9K vs 45). aContacts's advantage is monetization model (free with in-app purchases vs subscription) and iOS requirement (13.0 vs 16.0). On price, update cadence, ads and in-app purchases 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 and aContacts sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

A2Z Groups holds the better App Store score, 4.6 against 4.0. That said, the two scores are not equally well evidenced: A2Z Groups has 3.9K ratings behind it against 45, 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 54% of aContacts's.

UpkeepUpdate frequency

A2Z Groups ships an update every 3 weeks, aContacts every 5 weeks. The most recent releases landed on September 22, 2026 and August 1, 2026 respectively.

Scorecard5 real differences · 5 level
A2Z Groups versus aContacts: the parameters behind the verdict, then further details
ParameterA2Z GroupsaContacts
PriceFreeFree
Rating4.6 (3.9K ratings) — better4.0 (45 ratings)
Positive reviews81.9% of reviews — better53.9% of reviews
Number of ratings3.9K — better45
Update frequencyEvery 3 weeks — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionFree with in-app purchases — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.013.0 — better
Further details — not scored
Size17 MB37 MB
Age rating4+4+
DeveloperPlaya Apps峥 俞

Customer experience

A2Z Groups

All ratings3,901 ratings
Positive91.4%
Neutral4.2%
Negative4.4%
Written reviews519 reviews
Positive81.9%
Neutral4.8%
Negative13.3%

aContacts

All ratings45 ratings
Positive68.9%
Neutral15.6%
Negative15.6%
Written reviews115 reviews
Positive53.9%
Neutral8.7%
Negative37.4%

User reviews

A2Z Groups

From 3.9K App Store ratings

What 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

aContacts

From 45 App Store ratings

What we love

  • 👍 Easy to use and intuitive interface
  • 🔄 Effective contact syncing with Gmail and Google contacts
  • 📊 Excellent contact organization and grouping capabilities
  • 🧹 Strong duplicate contact detection and merging features
  • 📱 Works well across multiple devices

Room to improve

  • 🐛 Frequent crashes and stability issues
  • 🔄 Forced contact syncing without opt-out option
  • 📵 Non-functional buttons and UI elements
  • ⚠️ Duplicate contact creation and merging problems
  • 🔒 Landscape mode not supported on iPad

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

aContacts

Reported bugs

14 issues
  • App crashes when moving contacts to groups
  • Contacts disappear after iOS updates
  • Duplicate contacts created (up to 203 times reported)
  • All phone numbers merged into single contact
  • Text messages freeze up
Show 9 more
  • Picture sync failures from Gmail
  • Groups feature disabled or non-functional
  • Contact information not appearing after edits
  • Crashes at certain locations in contact list
  • Repeated password prompts after in-app purchase
  • Backup feature not selecting contacts
  • Contacts stuck in group editing area with no exit
  • Contacts not appearing in groups after being added
  • Sorting issues with same last names

Requested features

8 requests
  • Option to disable automatic contact syncing
  • LinkedIn sync capability
  • Landscape mode support for iPad
  • Quick search by typing first letter
  • CC/BCC functionality for group messaging
Show 3 more
  • Group text messaging without showing all recipients
  • Better support for selecting multiple email addresses per contact
  • Improved app support and customer service

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
2 purchases

aContacts

One-time2
  • Remove Ads$0.99
  • Unlimited Version$3.99

Questions

Is A2Z Groups free?
A2Z Groups is free to download, with in-app purchases available.
Is aContacts free?
aContacts is free to download, with in-app purchases available.
Which has better reviews, A2Z Groups or aContacts?
A2Z Groups is rated higher. A2Z Groups averages 4.6 out of 5 from 3.9K ratings, while aContacts averages 4.0 from 45 ratings.
Do A2Z Groups or aContacts have ads?
Neither A2Z Groups nor aContacts shows ads.
Which is updated more often, A2Z Groups or aContacts?
A2Z Groups ships an update every 3 weeks, and aContacts every 5 weeks. Most recently, A2Z Groups was updated on September 22, 2026 and aContacts on August 1, 2026.

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