# mCA Mail vs PK Protect for Intune

The clearest difference is iOS requirement: mCA Mail at 6.0 against PK Protect for Intune's 13.6. 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.

mCA Mail ships an update every 5 weeks, PK Protect for Intune monthly. The most recent releases landed on November 1, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | mCA Mail | PK Protect for Intune |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mca-mail/id915231260/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free | — |
| Size | 19 MB | 30 MB |
| Requires iOS | **6.0** | 13.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vietnam Posts and Telecommunications Group](https://appshunter.io/developer/1215567249) | [PKWARE, Inc.](https://appshunter.io/developer/513312740) |

## What reviewers say

### mCA Mail

[App page](https://appshunter.io/ios/app/mca-mail/id915231260)

A secure email client for iOS devices that supports multiple mail types and manual server configuration. It offers advanced security features like email signing and encryption, alongside convenient tools for managing attachments and contacts.

**Highlights:** Secure email features with token, Support for multiple mail types (Gmail, Outlook, Yahoo), Manual IMAP/SMTP server configuration, Threaded conversations for mail, Auto-complete contact names, Attachment preview and saving, Customizable email scribbles

**Features:** macOS Compatibility

**In-app purchases:** none


### PK Protect for Intune

[App page](https://appshunter.io/ios/app/pk-protect-for-intune/id1489232256)

**In-app purchases:** none


## Frequently asked questions

### Is mCA Mail free?

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

### Is PK Protect for Intune free?

PK Protect for Intune is free to download, with no in-app purchases.

### Do mCA Mail or PK Protect for Intune have ads?

Neither mCA Mail nor PK Protect for Intune shows ads.

### Which is updated more often, mCA Mail or PK Protect for Intune?

mCA Mail ships an update every 5 weeks, and PK Protect for Intune monthly. Most recently, mCA Mail was updated on November 1, 2026 and PK Protect for Intune 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.*