# Cleanup Duplicate Contacts! vs A2Z Groups

The clearest difference is in-app purchases: Cleanup Duplicate Contacts! at none against A2Z Groups's 5. A2Z Groups's advantage is update cadence (every 3 weeks vs every 2 months) and iOS requirement (16.0 vs 18.6). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. A2Z Groups sells 4 in-app purchases, starting at $0.99 per year. Cleanup Duplicate Contacts! asks for nothing beyond the download.

A2Z Groups holds the better App Store score, 4.6 against 4.4. Both are backed by a comparable volume of ratings — 8.5K and 3.9K respectively. Written reviews complicate that: 83% of Cleanup Duplicate Contacts!'s written reviews are positive against 82% of A2Z Groups's, so the app with the better star average is not the one people write more warmly about.

Cleanup Duplicate Contacts! ships an update every 2 months, A2Z Groups every 3 weeks. Both last shipped on October 16, 2026.

## The numbers

| Metric | Cleanup Duplicate Contacts! | A2Z Groups |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (8.5K ratings)](https://appshunter.io/ios/app/cleanup-duplicate-contacts/id513670485/reviews) | **[4.6 (3.9K ratings)](https://appshunter.io/ios/app/a2z-groups/id622492105/reviews)** |
| Number of ratings | **8.5K** | 3.9K |
| Positive reviews | **83.3% of reviews** | 81.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | **Free** | Subscription |
| Size | 25 MB | 17 MB |
| Requires iOS | 18.6 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Business Contacts Solutions, LLC](https://appshunter.io/developer/675697151) | [Playa Apps](https://appshunter.io/developer/449814913) |

## What reviewers say

### Cleanup Duplicate Contacts!

[App page](https://appshunter.io/ios/app/cleanup-duplicate-contacts/id513670485)

This app automatically finds and merges duplicate contacts in your address book. It offers customizable matching levels and provides detailed reports. The app also suggests contact updates using AI and can capture new contacts from email signatures.

**Highlights:** Instant duplicate contact cleanup, Customizable merge levels, Automatic contact update suggestions, Email signature contact capture, Manages multiple contact sources, Backup and restore contacts

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Quick and efficient
- 👍 Easy to use
- 👍 Seamless operation
- 👍 Straightforward
- 👍 Effective

**What reviewers complain about**

- 🐛 Crashes
- 🐛 Deleted contacts
- 🐛 Unreliable
- 🐛 Didn't merge all duplicates
- 🔒 Privacy concerns about data sharing

**Reported bugs**

- Crashes during merging process
- Inconsistent behavior when re-merging contacts
- Deleting or losing contact information

**Requested features**

- Option to move contacts between groups
- Ability to select all backup contacts for deletion
- Improved backup and restore functionality


### A2Z Groups

[App page](https://appshunter.io/ios/app/a2z-groups/id622492105)

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:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (1 Year) | $0.99 | per year |
| Premium (Lifetime Access) | $1.99 | one-time |
| Make Contribution | $4.99 | one-time |
| Larger Contribution | $9.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Efficient group messaging
- 💡 Helpful for organizing contacts
- 🔒 Reliable privacy policy
- 👍 Customizable groups

**What reviewers complain about**

- 🐛 Occasional bugs and crashes
- 🐛 Issues with message delivery
- 🐛 Syncing problems after updates
- 🐛 Duplicate contacts
- 🐛 Disappearing notes/data

**Reported bugs**

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

**Requested features**

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


## Frequently asked questions

### Is Cleanup Duplicate Contacts! free?

Cleanup Duplicate 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, Cleanup Duplicate Contacts! or A2Z Groups?

A2Z Groups is rated higher. Cleanup Duplicate Contacts! averages 4.4 out of 5 from 8.5K ratings, while A2Z Groups averages 4.6 from 3.9K ratings.

### Do Cleanup Duplicate Contacts! or A2Z Groups have ads?

Neither Cleanup Duplicate Contacts! nor A2Z Groups shows ads.

### Which is updated more often, Cleanup Duplicate Contacts! or A2Z Groups?

Cleanup Duplicate Contacts! ships an update every 2 months, and A2Z Groups every 3 weeks. Most recently, Cleanup Duplicate Contacts! was updated on October 16, 2026 and A2Z Groups on October 16, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*