# 浙江CA互认 vs Direct PTT

The clearest difference is update cadence: Direct PTT at every 2 months against 浙江CA互认's every 7 months. 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.

浙江CA互认 ships an update every 7 months, Direct PTT every 2 months. The most recent releases landed on September 9, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | 浙江CA互认 | Direct PTT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/direct-ptt/id1642896135/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 97 MB | 38 MB |
| Requires iOS | 9.2 | **8.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Zhejiang public resources trading center](https://appshunter.io/developer/1583677802) | [Direct PTT, Inc](https://appshunter.io/developer/1642896497) |

## What reviewers say

### 浙江CA互认

[App page](https://appshunter.io/ios/app/ca/id1583677800)

**In-app purchases:** none


### Direct PTT

[App page](https://appshunter.io/ios/app/direct-ptt/id1642896135)

This app provides seamless push-to-talk voice communication and real-time fleet tracking. It offers group and individual calls, GPS visibility, and safety features like SOS and Man Down alerts. Users can also send text messages and record conversations.

**Highlights:** Push-to-talk voice communication, Real-time fleet mapping and GPS tracking, Group and individual calls, SOS and Man Down alerts, Text messaging, Audio conversation recording

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 浙江CA互认 free?

浙江CA互认 is free to download, with no in-app purchases.

### Is Direct PTT free?

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

### Do 浙江CA互认 or Direct PTT have ads?

Neither 浙江CA互认 nor Direct PTT shows ads.

### Which is updated more often, 浙江CA互认 or Direct PTT?

浙江CA互认 ships an update every 7 months, and Direct PTT every 2 months. Most recently, 浙江CA互认 was updated on September 9, 2026 and Direct PTT on June 11, 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.*