# iPGMail vs Docker Guard

The clearest difference is price: Docker Guard at Free against iPGMail's $3.99. Docker Guard also leads on update cadence (daily vs every 10 days). iPGMail's advantage is in-app purchases (none vs 1) and iOS requirement (17.0 vs 26.4). On ads and device support there is nothing between them.

Docker Guard is free to download; iPGMail costs $3.99 up front. Docker Guard sells 1 one-off in-app purchase. iPGMail asks for nothing beyond the download.

iPGMail ships an update every 10 days, Docker Guard daily. The most recent releases landed on September 28, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | iPGMail | Docker Guard |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.3 (235 ratings)](https://appshunter.io/ios/app/ipgmail/id430780873/reviews)** | — |
| Number of ratings | **235** | — |
| Positive reviews | 66.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Daily** |
| Monetization | Free | — |
| Size | 21 MB | 2 MB |
| Requires iOS | **17.0** | 26.4 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Wyllys Ingersoll](https://appshunter.io/developer/345097811) | [Hans Renz](https://appshunter.io/developer/861362527) |

## What reviewers say

### iPGMail

[App page](https://appshunter.io/ios/app/ipgmail/id430780873)

This app simplifies PGP encryption for iOS users, allowing easy sending and receiving of encrypted emails and files. It supports the OpenPGP standard, key management, and various import methods for keys and messages.

**Highlights:** PGP encryption and decryption, Send and receive encrypted emails, Encrypt and decrypt files, Create and manage PGP keys, Import keys from various sources, Supports OpenPGP standard

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

**In-app purchases:** none

**What reviewers like**

- 👍 Solid PGP offering
- 🚀 Regularly updated
- 🔒 Secure encryption
- 👍 Easy to use interface
- 👍 Helpful developer support

**What reviewers complain about**

- 🐛 Crashes and bugs
- 👎 Difficult to import/manage keys
- 👎 Limited functionality compared to desktop apps
- 👎 Unintuitive UI for some users

**Reported bugs**

- Crashes when importing certain private keys
- Issues with sending/receiving encrypted attachments
- Problems with key server integration and key management

**Requested features**

- Ability to save password/passphrase
- Automatic deletion of local decrypted files
- Better integration with iOS Mail app
- Support for more encryption algorithms beyond RSA


### Docker Guard

[App page](https://appshunter.io/ios/app/docker-guard/id6765659261)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Control Pack | $3.99 | one-time |


## Frequently asked questions

### Is iPGMail free?

iPGMail costs $3.99, with no in-app purchases.

### Is Docker Guard free?

Docker Guard is free to download, with in-app purchases available.

### Do iPGMail or Docker Guard have ads?

Neither iPGMail nor Docker Guard shows ads.

### Which is updated more often, iPGMail or Docker Guard?

iPGMail ships an update every 10 days, and Docker Guard daily. Most recently, iPGMail was updated on September 28, 2026 and Docker Guard on September 10, 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.*