# PrivChat vs DDT

The clearest difference is update cadence: DDT at weekly against PrivChat's every 2 months. DDT also leads on iOS requirement (12.0 vs 15.0). 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.

PrivChat ships an update every 2 months, DDT weekly. The most recent releases landed on October 12, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | PrivChat | DDT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 47 MB | 42 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Shanghai Boyu Information Technology Co., Ltd.](https://appshunter.io/developer/1412596880) | [Guangzhou Baimaode Logistics Technology Co., Ltd.](https://appshunter.io/developer/1714375509) |

## What reviewers say

### PrivChat

[App page](https://appshunter.io/ios/app/privchat/id1412596881)

**Features:** macOS Compatibility

**In-app purchases:** none


### DDT

[App page](https://appshunter.io/ios/app/ddt/id6475088111)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PrivChat free?

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

### Is DDT free?

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

### Do PrivChat or DDT have ads?

Neither PrivChat nor DDT shows ads.

### Which is updated more often, PrivChat or DDT?

PrivChat ships an update every 2 months, and DDT weekly. Most recently, PrivChat was updated on October 12, 2026 and DDT on October 27, 2026.

---

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