# TTS Express vs OP TransOnline

The clearest difference is device support: TTS Express at 2 against OP TransOnline's —. On price, in-app purchases and iOS requirement 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 | TTS Express | OP TransOnline |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 10 days | — |
| Size | 83 MB | 33 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Techlogs Joint Stock Company](https://appshunter.io/developer/1707488830) | [Phi Nguyen](https://appshunter.io/developer/1479643942) |

## What reviewers say

### TTS Express

[App page](https://appshunter.io/ios/app/tts-express/id1612281885)

**Features:** macOS Compatibility

**In-app purchases:** none


### OP TransOnline

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

**In-app purchases:** none


## Frequently asked questions

### Is TTS Express free?

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

### Is OP TransOnline free?

OP TransOnline 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.*