# SecEMS vs Tgtg

The clearest difference is in-app purchases: Tgtg at none against SecEMS's 4. SecEMS's advantage is iOS requirement (8.0 vs 11.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. SecEMS sells 4 in-app purchases, starting at $0.99 per month. Tgtg asks for nothing beyond the download.

SecEMS ships an update every 2 months, Tgtg every 5 weeks. The most recent releases landed on October 21, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | SecEMS | Tgtg |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (17 ratings)](https://appshunter.io/ios/app/secems-secure-messaging/id368185529/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 62.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 242 MB | 41 MB |
| Requires iOS | **8.0** | 11.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Trustmobi](https://appshunter.io/developer/368185532) | [YingShun International Network Co., Limited](https://appshunter.io/developer/1491142407) |

## What reviewers say

### SecEMS

[App page](https://appshunter.io/ios/app/secems-secure-messaging/id368185529)

This secure messaging app offers end-to-end encrypted voice and text conversations. It allows for disappearing messages, group chats, and media sharing with a focus on user privacy and data security.

**Highlights:** End-to-end encryption, Self-destructing messages, Private cloud sync, Group chats up to 100 members, Share photos, videos, and files, Password authentication

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Yearly Subscription | $12.99 | per year |
| 密信月会员 | $2.49 | one-time |
| 密信年会员 | $25.99 | one-time |


### Tgtg

[App page](https://appshunter.io/ios/app/tgtg/id6473572201)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SecEMS free?

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

### Is Tgtg free?

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

### Do SecEMS or Tgtg have ads?

Neither SecEMS nor Tgtg shows ads.

### Which is updated more often, SecEMS or Tgtg?

SecEMS ships an update every 2 months, and Tgtg every 5 weeks. Most recently, SecEMS was updated on October 21, 2026 and Tgtg on October 4, 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.*