# 安信通Pro vs TrainTT

The clearest difference is update cadence: TrainTT at every 3 days against 安信通Pro's every 3 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.

安信通Pro ships an update every 3 months, TrainTT every 3 days. The most recent releases landed on September 17, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | 安信通Pro | TrainTT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Size | 106 MB | 49 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Hangzhou AKEY.ME Co., Ltd.](https://appshunter.io/developer/1048850291) | [Qian Yun Network Service Co., Ltd.](https://appshunter.io/developer/1567568557) |

## What reviewers say

### 安信通Pro

[App page](https://appshunter.io/ios/app/pro/id1258112334)

**In-app purchases:** none


### TrainTT

[App page](https://appshunter.io/ios/app/traintt/id1597479690)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 安信通Pro free?

安信通Pro is free to download, with no in-app purchases.

### Is TrainTT free?

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

### Do 安信通Pro or TrainTT have ads?

Neither 安信通Pro nor TrainTT shows ads.

### Which is updated more often, 安信通Pro or TrainTT?

安信通Pro ships an update every 3 months, and TrainTT every 3 days. Most recently, 安信通Pro was updated on September 17, 2026 and TrainTT on September 14, 2026.

---

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