# ContactOffice Mail vs Secib

The clearest difference is iOS requirement: ContactOffice Mail at 13.4 against Secib's 15.0. On price, update cadence, ads 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.

ContactOffice Mail ships an update monthly, Secib every 3 weeks. The most recent releases landed on October 11, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ContactOffice Mail | Secib |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Size | 34 MB | 19 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Contactoffice Group](https://appshunter.io/developer/1563748897) | [Secib](https://appshunter.io/developer/485726413) |

## What reviewers say

### ContactOffice Mail

[App page](https://appshunter.io/ios/app/contactoffice-mail/id1629415175)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Secib

[App page](https://appshunter.io/ios/app/secib/id6760183655)

**In-app purchases:** none


## Frequently asked questions

### Is ContactOffice Mail free?

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

### Is Secib free?

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

### Do ContactOffice Mail or Secib have ads?

Neither ContactOffice Mail nor Secib shows ads.

### Which is updated more often, ContactOffice Mail or Secib?

ContactOffice Mail ships an update monthly, and Secib every 3 weeks. Most recently, ContactOffice Mail was updated on October 11, 2026 and Secib on October 25, 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.*