# ISEC7 MAIL for Citrix vs MailFiltr

The clearest difference is in-app purchases: MailFiltr at none against ISEC7 MAIL for Citrix's 1. MailFiltr also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ISEC7 MAIL for Citrix sells 1 in-app purchase, starting at $32.99 per year. MailFiltr asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 11, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | ISEC7 MAIL for Citrix | MailFiltr |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Size | 84 MB | 26 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ISEC7 Group](https://appshunter.io/developer/466418066) | [William Oling](https://appshunter.io/developer/1705941549) |

## What reviewers say

### ISEC7 MAIL for Citrix

[App page](https://appshunter.io/ios/app/isec7-mail-for-citrix/id1078891024)

**Features:** Apple Wallet

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Subscription | $32.99 | per year |


### MailFiltr

[App page](https://appshunter.io/ios/app/mailfiltr/id6464416611)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ISEC7 MAIL for Citrix free?

ISEC7 MAIL for Citrix is free to download, with in-app purchases available.

### Is MailFiltr free?

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

### Do ISEC7 MAIL for Citrix or MailFiltr have ads?

Neither ISEC7 MAIL for Citrix nor MailFiltr shows ads.

### Which is updated more often, ISEC7 MAIL for Citrix or MailFiltr?

ISEC7 MAIL for Citrix ships an update monthly, and MailFiltr monthly. Most recently, ISEC7 MAIL for Citrix was updated on October 11, 2026 and MailFiltr on October 5, 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.*