# Contact Backup vs TopkeeOA

The clearest difference is update cadence: TopkeeOA at weekly against Contact Backup's every 40 months. TopkeeOA also leads on iOS requirement (12.0 vs 16). On price, ads, in-app purchases and device support there is nothing between them.

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

Contact Backup ships an update every 40 months, TopkeeOA weekly. Both last shipped on November 3, 2026.

## The numbers

| Metric | Contact Backup | TopkeeOA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 40 months | **Weekly** |
| Size | 1 MB | 64 MB |
| Requires iOS | 16 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Shanghai Dazhuo Information Technology Co., Ltd.](https://appshunter.io/developer/1470341377) | [Weber.top](https://appshunter.io/developer/1628953415) |

## What reviewers say

### Contact Backup

[App page](https://appshunter.io/ios/app/contact-backupimport-and-export/id1492958197)

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

**In-app purchases:** none


### TopkeeOA

[App page](https://appshunter.io/ios/app/topkeeoa/id6461417977)

**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 TopkeeOA free?

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

### Do Contact Backup or TopkeeOA have ads?

Neither Contact Backup nor TopkeeOA shows ads.

### Which is updated more often, Contact Backup or TopkeeOA?

Contact Backup ships an update every 40 months, and TopkeeOA weekly. Most recently, Contact Backup was updated on November 3, 2026 and TopkeeOA on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*