# ClassCover vs Letters for Kidz

The clearest difference is in-app purchases: ClassCover at none against Letters for Kidz's 1. Letters for Kidz's advantage is ads (none vs shown) and update cadence (every 2 days vs monthly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Letters for Kidz sells 1 one-off in-app purchase. ClassCover asks for nothing beyond the download.

ClassCover ships an update monthly, Letters for Kidz every 2 days. The most recent releases landed on October 29, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | ClassCover | Letters for Kidz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (5 ratings)](https://appshunter.io/ios/app/classcover/id543437097/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 18.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 58 MB | 85 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Class Cover Pty Ltd](https://appshunter.io/developer/543437100) | [Think Heart Apps AB](https://appshunter.io/developer/1095482355) |

## What reviewers say

### ClassCover

[App page](https://appshunter.io/ios/app/classcover/id543437097)

This app connects schools with relief teachers quickly and efficiently. Schools can easily book known or new teachers, while educators can find new job opportunities and manage their availability. It streamlines the process of finding and hiring substitute staff.

**Highlights:** Book known or new relief teachers, View teacher availability, Search and filter teachers by subject/distance, View detailed teacher profiles, Manage teacher availability, Connect to job opportunities

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

**In-app purchases:** none


### Letters for Kidz

[App page](https://appshunter.io/ios/app/letters-for-kidz/id6789272669)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Letters for Kidz Premium | $4.99 | one-time |


## Frequently asked questions

### Is ClassCover free?

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

### Is Letters for Kidz free?

Letters for Kidz is free to download, with in-app purchases available.

### Do ClassCover or Letters for Kidz have ads?

ClassCover shows ads; Letters for Kidz does not.

### Which is updated more often, ClassCover or Letters for Kidz?

ClassCover ships an update monthly, and Letters for Kidz every 2 days. Most recently, ClassCover was updated on October 29, 2026 and Letters for Kidz on October 5, 2026.

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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.*