# Delete Duplicated Contacts vs A2Z Groups

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.

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.

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.

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

## The numbers

| Metric | Delete Duplicated Contacts | A2Z Groups |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/delete-duplicated-contacts/id580045276/reviews) | **[4.6 (3.9K ratings)](https://appshunter.io/ios/app/a2z-groups/id622492105/reviews)** |
| Number of ratings | 2 | **3.9K** |
| Positive reviews | 11.1% of reviews | **82.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 3 weeks** |
| Monetization | **Free** | Subscription |
| Size | 20 MB | 17 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [iFahja](https://appshunter.io/developer/485682949) | [Playa Apps](https://appshunter.io/developer/449814913) |

## What reviewers say

### Delete Duplicated Contacts

[App page](https://appshunter.io/ios/app/delete-duplicated-contacts/id580045276)

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:** macOS Compatibility

**In-app purchases:** none


### 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 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.

---

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