# Contacts Backup & Sync vs Duplicate Contacts Remover Pro

The clearest difference is update cadence: Contacts Backup & Sync at weekly against Duplicate Contacts Remover Pro's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Contacts Backup & Sync sells 1 one-off in-app purchase and Duplicate Contacts Remover Pro sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Contacts Backup & Sync ships an update weekly, Duplicate Contacts Remover Pro every 6 months. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Contacts Backup & Sync | Duplicate Contacts Remover Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 6 months |
| Size | 25 MB | 51 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Inventio](https://appshunter.io/developer/1803297182) | [Ashvin Kevadiya](https://appshunter.io/developer/1756324971) |

## What reviewers say

### Contacts Backup & Sync

[App page](https://appshunter.io/ios/app/contacts-backup-and-sync/id6753915065)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Contact Backup & Sync Pro | $1.99 | one-time |


### Duplicate Contacts Remover Pro

[App page](https://appshunter.io/ios/app/duplicate-contacts-remover-pro/id6761747012)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Premium | $9.99 | one-time |


## Frequently asked questions

### Is Contacts Backup & Sync free?

Contacts Backup & Sync is free to download, with in-app purchases available.

### Is Duplicate Contacts Remover Pro free?

Duplicate Contacts Remover Pro is free to download, with in-app purchases available.

### Do Contacts Backup & Sync or Duplicate Contacts Remover Pro have ads?

Neither Contacts Backup & Sync nor Duplicate Contacts Remover Pro shows ads.

### Which is updated more often, Contacts Backup & Sync or Duplicate Contacts Remover Pro?

Contacts Backup & Sync ships an update weekly, and Duplicate Contacts Remover Pro every 6 months. Most recently, Contacts Backup & Sync was updated on October 25, 2026 and Duplicate Contacts Remover Pro on October 29, 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.*