# StealthTalk Private Messenger vs OK.secure

The clearest difference is in-app purchases: OK.secure at none against StealthTalk Private Messenger's 8. OK.secure also leads on review sentiment (58% vs 50%). StealthTalk Private Messenger's advantage is update cadence (fortnightly vs every 6 weeks) and iOS requirement (14.0 vs 16.6). On price, ads and device support there is nothing between them.

Both are free to download. StealthTalk Private Messenger sells 8 one-off in-app purchases. OK.secure asks for nothing beyond the download.

StealthTalk Private Messenger ships an update fortnightly, OK.secure every 6 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | StealthTalk Private Messenger | OK.secure |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (10 ratings)](https://appshunter.io/ios/app/stealthtalk-private-messenger/id1475892684/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 50.0% of reviews | **58.3% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 94 MB | 113 MB |
| Requires iOS | **14.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [StealthTalk Inc.](https://appshunter.io/developer/1475892683) | [OK.de Services GmbH](https://appshunter.io/developer/1692149044) |

## What reviewers say

### StealthTalk Private Messenger

[App page](https://appshunter.io/ios/app/stealthtalk-private-messenger/id1475892684)

This secure messenger offers end-to-end encrypted voice calls and messages for privacy-conscious professionals. Features include self-destructing messages, a stealth mode for enhanced privacy, and a zero-knowledge architecture.

**Highlights:** Secure voice calls, End-to-end encrypted messages, Self-destructing messages, Stealth mode, Zero-knowledge architecture, Patented SDNP protocol

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StealthTalk Pro (1 month) | $4.99 | one-time |
| StealthTalk PRO (1 Month) | $9.99 | one-time |
| StealthTalk Max (1 month) | $9.99 | one-time |
| StealthTalk Elite (1 month) | $14.99 | one-time |
| StealthTalk Pro (1 year) | $49.99 | one-time |
| StealthTalk PRO (12 Months) | $99.99 | one-time |
| StealthTalk Max (1 year) | $99.99 | one-time |
| StealthTalk Elite (1 year) | $149.99 | one-time |


### OK.secure

[App page](https://appshunter.io/ios/app/oksecure/id1518785117)

This app offers private, end-to-end encrypted messaging and a secure crypto wallet. Communicate freely with voice, video calls, and file sharing, all protected by blockchain technology and a zero-knowledge principle. Manage your digital assets with integrated DeFi features.

**Highlights:** End-to-end encrypted messaging, Voice and video calls, File and screen sharing, Non-custodial crypto wallet, DeFi and crypto trading, Blockchain technology

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

**In-app purchases:** none


## Frequently asked questions

### Is StealthTalk Private Messenger free?

StealthTalk Private Messenger is free to download, with in-app purchases available.

### Is OK.secure free?

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

### Do StealthTalk Private Messenger or OK.secure have ads?

Neither StealthTalk Private Messenger nor OK.secure shows ads.

### Which is updated more often, StealthTalk Private Messenger or OK.secure?

StealthTalk Private Messenger ships an update fortnightly, and OK.secure every 6 weeks. Most recently, StealthTalk Private Messenger was updated on October 24, 2026 and OK.secure on October 24, 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.*