# Contacts Sync, Backup & Clean vs Scanner App

The clearest difference is review sentiment: Contacts Sync, Backup & Clean at 45% against Scanner App's 0%. Contacts Sync, Backup & Clean also leads on update cadence (every 10 days vs monthly) and ratings volume (77 vs 5). Scanner App's advantage is rating (4.8 vs 3.6) and iOS requirement (15.0 vs 17.6). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Contacts Sync, Backup & Clean sells 3 one-off in-app purchases and Scanner App sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Scanner App holds the better App Store score, 4.8 against 3.6. That said, the two scores are not equally well evidenced: Contacts Sync, Backup & Clean has 77 ratings behind it against 5, so its average is the more settled of the two. Written reviews complicate that: 45% of Contacts Sync, Backup & Clean's written reviews are positive against 0% of Scanner App's, so the app with the better star average is not the one people write more warmly about.

Contacts Sync, Backup & Clean ships an update every 10 days, Scanner App monthly. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Contacts Sync, Backup & Clean | Scanner App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (77 ratings)](https://appshunter.io/ios/app/contacts-sync-backup-and-clean/id624985840/reviews) | **[4.8 (5 ratings)](https://appshunter.io/ios/app/scanner-app-camera-to-pdf-doc/id1478259656/reviews)** |
| Number of ratings | **77** | 5 |
| Positive reviews | **45.4% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 10 days** | Monthly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 25 MB | 131 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [峥 俞](https://appshunter.io/developer/1500529302) | [Roman Sorochak](https://appshunter.io/developer/1097351227) |

## What reviewers say

### Contacts Sync, Backup & Clean

[App page](https://appshunter.io/ios/app/contacts-sync-backup-and-clean/id624985840)

Effortlessly sync, back up, and clean your iPhone contacts with cloud services like Google, Outlook, and Yahoo. Easily export contacts to Excel or vCard, and import them back into your address book. The app intelligently merges duplicates to maintain a tidy contact list.

**Highlights:** Two-way sync with Google, Outlook, Yahoo, Backup contacts to Excel or vCard, Import contacts from Excel or vCard, Sync contacts between multiple devices/platforms, Intelligent duplicate contact merging, Clean and intuitive interface

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Merge Duplicate Contacts | $2.99 | one-time |
| Backup Contacts Pro | $2.99 | one-time |
| Google Contacts Sync Pro Edition | $3.99 | one-time |


### Scanner App

[App page](https://appshunter.io/ios/app/scanner-app-camera-to-pdf-doc/id1478259656)

Easily digitize any paper document with this versatile scanning tool. Save your scans as PDFs or JPEGs, organize them into folders, and share them instantly. It's a must-have for managing your documents digitally.

**Highlights:** Scan paper documents, Scan from Photos library, Organize with folders, Scan multiple pages, Edit scanned documents, Share as PDF/JPEG

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Document Scanner Premium Month | $1.99 | per month |
| Documents Scanner Premium | $11.99 | per year |


## Frequently asked questions

### Is Contacts Sync, Backup & Clean free?

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

### Is Scanner App free?

Scanner App is free to download, with in-app purchases available.

### Which has better reviews, Contacts Sync, Backup & Clean or Scanner App?

Scanner App is rated higher. Contacts Sync, Backup & Clean averages 3.6 out of 5 from 77 ratings, while Scanner App averages 4.8 from 5 ratings.

### Do Contacts Sync, Backup & Clean or Scanner App have ads?

Both Contacts Sync, Backup & Clean and Scanner App show ads.

### Which is updated more often, Contacts Sync, Backup & Clean or Scanner App?

Contacts Sync, Backup & Clean ships an update every 10 days, and Scanner App monthly. Most recently, Contacts Sync, Backup & Clean was updated on November 1, 2026 and Scanner App on November 3, 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.*