# ERP Service vs Contacts + Sync Google, Backup

The clearest difference is in-app purchases: ERP Service at none against Contacts + Sync Google, Backup's 3. ERP Service also leads on ads (none vs shown) and device support (3 vs 1). On price and update cadence 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. ERP Service asks for nothing beyond the download.

ERP Service ships an update every 6 days, Contacts + Sync Google, Backup every 5 days. The most recent releases landed on October 4, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | ERP Service | Contacts + Sync Google, Backup |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/contacts-plus-sync-google-backup/id6755145263/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 days | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 47 MB | 34 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Vasundhara IT Pvt. Ltd.](https://appshunter.io/developer/1714223418) | [ERVI FIRST LLC](https://appshunter.io/developer/1620705094) |

## What reviewers say

### ERP Service

[App page](https://appshunter.io/ios/app/erp-service/id6504245636)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is ERP Service free?

ERP Service is free to download, with no in-app purchases.

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

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

### Do ERP Service or Contacts + Sync Google, Backup have ads?

Contacts + Sync Google, Backup shows ads; ERP Service does not.

### Which is updated more often, ERP Service or Contacts + Sync Google, Backup?

ERP Service ships an update every 6 days, and Contacts + Sync Google, Backup every 5 days. Most recently, ERP Service was updated on October 4, 2026 and Contacts + Sync Google, Backup on October 5, 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.*