# PTSI Events vs CHD Translate

The clearest difference is device support: PTSI Events at 3 against CHD Translate'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 | PTSI Events | CHD Translate |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 6 months | — |
| Size | 66 MB | 5 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Mosaic Learning, Inc.](https://appshunter.io/developer/518404678) | [John Kahrhoff](https://appshunter.io/developer/1884344481) |

## What reviewers say

### PTSI Events

[App page](https://appshunter.io/ios/app/ptsi-events/id6444631283)

**Features:** Vision Pro support

**In-app purchases:** none


### CHD Translate

[App page](https://appshunter.io/ios/app/chd-translate/id6760415521)

**In-app purchases:** none


## Frequently asked questions

### Is PTSI Events free?

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

### Is CHD Translate free?

CHD Translate 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.*