# Abuna vs Contacts Backup & Sync

The clearest difference is in-app purchases: Abuna at none against Contacts Backup & Sync's 1. Abuna also leads on iOS requirement (12.1 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Contacts Backup & Sync sells 1 one-off in-app purchase. Abuna asks for nothing beyond the download.

## The numbers

| Metric | Abuna | Contacts Backup & Sync |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Weekly |
| Size | 10 MB | 25 MB |
| Requires iOS | **12.1** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Turkmenpocta, PAK](https://appshunter.io/developer/1577521462) | [Inventio](https://appshunter.io/developer/1803297182) |

## What reviewers say

### Abuna

[App page](https://appshunter.io/ios/app/abuna/id1535019488)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Abuna free?

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

### Is Contacts Backup & Sync free?

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

### Do Abuna or Contacts Backup & Sync have ads?

Neither Abuna nor Contacts Backup & Sync shows ads.

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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.*