# Contact Backup vs Cool Scan Alert

The clearest difference is ads: Cool Scan Alert at none against Contact Backup's shown. Cool Scan Alert also leads on update cadence (every 3 weeks vs every 4 months) and monetization model (free vs ad-supported). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Contact Backup against 5.0 for Cool Scan Alert. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Contact Backup ships an update every 4 months, Cool Scan Alert every 3 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Contact Backup | Cool Scan Alert |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/contact-backup-contact-sync/id1596576589/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/cool-scan-alert/id6477577640/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 112 MB | 38 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Axita Ghevariya](https://appshunter.io/developer/1569381949) | [Surge Alert](https://appshunter.io/developer/1523881001) |

## What reviewers say

### Contact Backup

[App page](https://appshunter.io/ios/app/contact-backup-contact-sync/id1596576589)

Easily back up and transfer your phone contacts to another device. This utility also helps you find and track mobile numbers, including STD and ISD codes, with offline location details.

**Highlights:** Phone contact backup and transfer, Sync contacts to another device, Search and track mobile numbers, Offline STD and ISD code lookup, Caller location with service provider details, Worldwide area and country code database

**Features:** macOS Compatibility

**In-app purchases:** none


### Cool Scan Alert

[App page](https://appshunter.io/ios/app/cool-scan-alert/id6477577640)

This utility app monitors temperature excursions in freezers and refrigeration units using smart tags. Users scan tags to check if temperatures have exceeded predefined thresholds, ensuring proper storage conditions.

**Highlights:** Temperature excursion monitoring, Smart tag integration, Threshold breach alerts, Refrigeration unit checks, Freezer monitoring

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Contact Backup free?

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

### Is Cool Scan Alert free?

Cool Scan Alert is free to download, with no in-app purchases.

### Which has better reviews, Contact Backup or Cool Scan Alert?

Contact Backup and Cool Scan Alert are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Contact Backup or Cool Scan Alert have ads?

Contact Backup shows ads; Cool Scan Alert does not.

### Which is updated more often, Contact Backup or Cool Scan Alert?

Contact Backup ships an update every 4 months, and Cool Scan Alert every 3 weeks. Most recently, Contact Backup was updated on November 3, 2026 and Cool Scan Alert on November 4, 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.*