# PS vs PGP Chat

The clearest difference is in-app purchases: PGP Chat at none against PS's 1. PGP Chat also leads on update cadence (every 5 days vs every 6 weeks). PS's advantage is iOS requirement (11.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. PS sells 1 one-off in-app purchase. PGP Chat asks for nothing beyond the download.

PS ships an update every 6 weeks, PGP Chat every 5 days. The most recent releases landed on October 3, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | PS | PGP Chat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/ps-post-scriptum/id1071215726/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 36 MB | 14 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Salutis Systems a.s.](https://appshunter.io/developer/1071215725) | [Sandro Meier](https://appshunter.io/developer/1845733575) |

## What reviewers say

### PS

[App page](https://appshunter.io/ios/app/ps-post-scriptum/id1071215726)

This app offers a secure and private space for your photos, videos, and passwords. It ensures your communications are fully encrypted, providing anonymity and peace of mind.

**Highlights:** Full anonymity, 100% security, Ultimate privacy, Encrypted photos and videos, Encrypted password storage, Encrypted communication

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Secure Storage | $4.99 | one-time |


### PGP Chat

[App page](https://appshunter.io/ios/app/pgp-chat/id6753926388)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PS free?

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

### Is PGP Chat free?

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

### Do PS or PGP Chat have ads?

Neither PS nor PGP Chat shows ads.

### Which is updated more often, PS or PGP Chat?

PS ships an update every 6 weeks, and PGP Chat every 5 days. Most recently, PS was updated on October 3, 2026 and PGP Chat on September 30, 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.*