# Sync for Google Contacts vs Sentinel Origin

The clearest difference is update cadence: Sentinel Origin at every 2 days against Sync for Google Contacts's every 11 days. Sentinel Origin also leads on device support (3 vs 1) and iOS requirement (15.6 vs 18.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Sync for Google Contacts sells 4 in-app purchases, starting at $8.99 per 7 days and Sentinel Origin sells 4 in-app purchases, starting at $39.99 per year. Whichever you choose, the download price is not the number that matters.

Sync for Google Contacts ships an update every 11 days, Sentinel Origin every 2 days. The most recent releases landed on August 13, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Sync for Google Contacts | Sentinel Origin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (120 ratings)](https://appshunter.io/ios/app/sync-for-google-contacts/id1639644696/reviews)** | — |
| Number of ratings | **120** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 2 days** |
| Monetization | Freemium | — |
| Size | 28 MB | 40 MB |
| Requires iOS | 18.6 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Orbion](https://appshunter.io/developer/1782809463) | [Valiexa LLC](https://appshunter.io/developer/1878068446) |

## What reviewers say

### Sync for Google Contacts

[App page](https://appshunter.io/ios/app/sync-for-google-contacts/id1639644696)

Easily transfer and sync your phone contacts with your Google account or another iPhone. Create backups, recover deleted contacts, and clean up your address book with simple tools. Export and import contacts via QR code or VCF files.

**Highlights:** Sync Google and iPhone contacts, Manual and automated backups, Recover deleted contacts, Bulk contact cleaning, Export/import via QR code or VCF

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Contacts Pro Weekly | $8.99 | per 7 days |
| Monthly Pro | $12.99 | per month |
| yearly pro | $18.99 | per year |
| Forever Pro | $19.99 | one-time |


### Sentinel Origin

[App page](https://appshunter.io/ios/app/sentinel-origin/id6792452317)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Subscription | $39.99 | per year |
| Items Under 500 | $4.99 | one-time |
| Item Under 1000 | $9.99 | one-time |
| Item Above 1000 | $17.99 | one-time |


## Frequently asked questions

### Is Sync for Google Contacts free?

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

### Is Sentinel Origin free?

Sentinel Origin is free to download, with in-app purchases available.

### Do Sync for Google Contacts or Sentinel Origin have ads?

Neither Sync for Google Contacts nor Sentinel Origin shows ads.

### Which is updated more often, Sync for Google Contacts or Sentinel Origin?

Sync for Google Contacts ships an update every 11 days, and Sentinel Origin every 2 days. Most recently, Sync for Google Contacts was updated on August 13, 2026 and Sentinel Origin on September 9, 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.*