# Contacts + Sync Google, Backup vs Dual Accounts

The clearest difference is device support: Dual Accounts at 3 against Contacts + Sync Google, Backup's 1. Dual Accounts also leads on iOS requirement (15.0 vs 17.6). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Contacts + Sync Google, Backup sells 3 in-app purchases, starting at $2.99 per 7 days and Dual Accounts sells 2 in-app purchases, starting at $8.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Contacts + Sync Google, Backup ships an update every 5 days, Dual Accounts every 8 days. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Contacts + Sync Google, Backup | Dual Accounts |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/contacts-plus-sync-google-backup/id6755145263/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 5 days** | Every 8 days |
| Monetization | Free with in-app purchases | — |
| Size | 34 MB | 70 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | +4 |
| Developer | [ERVI FIRST LLC](https://appshunter.io/developer/1620705094) | [AQUAWOOD PTE. LTD.](https://appshunter.io/developer/1774212005) |

## What reviewers say

### Contacts + Sync Google, Backup

[App page](https://appshunter.io/ios/app/contacts-plus-sync-google-backup/id6755145263)

Organize your address book with powerful tools for cleaning up duplicates, deleting contacts in bulk, and managing favorites. Syncs seamlessly with Google Contacts and provides timely reminders for important dates. Includes a business card scanner and backup options.

**Highlights:** Bulk contact deletion, Favorite contact management, Google Contacts synchronization, Birthday and event reminders, Business card scanning, Contact backup and export, Duplicate contact detection

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Monthly | $69.99 | per year |
| Upgrade to PRO | $5.99 | one-time |


### Dual Accounts

[App page](https://appshunter.io/ios/app/dual-accounts-web-scanner/id6761153217)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Access | $8.99 | per 7 days |
| Unlimited Access | $49.99 | per year |


## Frequently asked questions

### Is Contacts + Sync Google, Backup free?

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

### Is Dual Accounts free?

Dual Accounts is free to download, with in-app purchases available.

### Do Contacts + Sync Google, Backup or Dual Accounts have ads?

Both Contacts + Sync Google, Backup and Dual Accounts show ads.

### Which is updated more often, Contacts + Sync Google, Backup or Dual Accounts?

Contacts + Sync Google, Backup ships an update every 5 days, and Dual Accounts every 8 days. Most recently, Contacts + Sync Google, Backup was updated on October 23, 2026 and Dual Accounts on October 24, 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.*