# Proper Casing Practice vs Letters

The clearest difference is iOS requirement: Letters at 15.1 against Proper Casing Practice's 18.0. 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.

## The numbers

| Metric | Proper Casing Practice | Letters |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Size | 2 MB | 30 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jin Xu](https://appshunter.io/developer/1837297892) | [Wojciech Trela](https://appshunter.io/developer/1869136985) |

## What reviewers say

### Proper Casing Practice

[App page](https://appshunter.io/ios/app/proper-casing-practice/id6753816548)

**Features:** macOS Compatibility

**In-app purchases:** none


### Letters

[App page](https://appshunter.io/ios/app/letters-learn/id6757819023)

**In-app purchases:** none


## Frequently asked questions

### Is Proper Casing Practice free?

Proper Casing Practice is free to download, with no in-app purchases.

### Is Letters free?

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

### Do Proper Casing Practice or Letters have ads?

Neither Proper Casing Practice nor Letters shows ads.

---

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