# PSMail2FA vs JustGuard

The clearest difference is update cadence: JustGuard at monthly against PSMail2FA's every 10 months. PSMail2FA's advantage is 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.

PSMail2FA ships an update every 10 months, JustGuard monthly. The most recent releases landed on September 27, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | PSMail2FA | JustGuard |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Monthly** |
| Size | 9 MB | 44 MB |
| Requires iOS | **12.0** | 16 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Argonaut Quality Systems Inc.](https://appshunter.io/developer/1441225619) | [INFORMED RECRUiTMENT LTD](https://appshunter.io/developer/1771010984) |

## What reviewers say

### PSMail2FA

[App page](https://appshunter.io/ios/app/psmail2fa/id1441225621)

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

**In-app purchases:** none


### JustGuard

[App page](https://appshunter.io/ios/app/justguard/id6723899423)

**Features:** Safari Extension

**In-app purchases:** none


## Frequently asked questions

### Is PSMail2FA free?

PSMail2FA is free to download, with no in-app purchases.

### Is JustGuard free?

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

### Do PSMail2FA or JustGuard have ads?

Neither PSMail2FA nor JustGuard shows ads.

### Which is updated more often, PSMail2FA or JustGuard?

PSMail2FA ships an update every 10 months, and JustGuard monthly. Most recently, PSMail2FA was updated on September 27, 2026 and JustGuard on September 12, 2026.

---

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