# OP TransOnline vs CPTT Express

The clearest difference is device support: CPTT Express at 3 against OP TransOnline's —. OP TransOnline's advantage is iOS requirement (12.0 vs 15.6). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | OP TransOnline | CPTT Express |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 6 weeks |
| Size | 33 MB | 50 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Phi Nguyen](https://appshunter.io/developer/1479643942) | [IZI SOFTWARE TECHNOLOGY JOINT STOCK COMPANY](https://appshunter.io/developer/1531616435) |

## What reviewers say

### OP TransOnline

[App page](https://appshunter.io/ios/app/op-transonline/id1660156115)

**In-app purchases:** none


### CPTT Express

[App page](https://appshunter.io/ios/app/cptt-express/id6502384015)

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

**In-app purchases:** none


## Frequently asked questions

### Is OP TransOnline free?

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

### Is CPTT Express free?

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

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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.*