# Zähler Plus vs Letter Explainer

The clearest difference is in-app purchases: Zähler Plus at none against Letter Explainer's 3. Zähler Plus also leads on iOS requirement (15.1 vs 17.0). On price there is nothing between them.

Both are free to download. Letter Explainer sells 3 in-app purchases, starting at $3.99 per month. Zähler Plus asks for nothing beyond the download.

## The numbers

| Metric | Zähler Plus | Letter Explainer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 4 days |
| Size | 32 MB | 21 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | — | **iPhone** |
| Age rating | 4+ | 4+ |
| Developer | [Symvaro GmbH](https://appshunter.io/developer/467337207) | [Armen Ter-Oganezov](https://appshunter.io/developer/1723150483) |

## What reviewers say

### Zähler Plus

[App page](https://appshunter.io/ios/app/zahler-plus/id6479989326)

**In-app purchases:** none


### Letter Explainer

[App page](https://appshunter.io/ios/app/letter-explainer-postklar/id6816644992)

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Postklar Pro Monthly | $3.99 | per month |
| Postklar Pro Yearly | $24.99 | per year |
| 5 Scans | $2.99 | one-time |


## Frequently asked questions

### Is Zähler Plus free?

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

### Is Letter Explainer free?

Letter Explainer is free to download, with in-app purchases available.

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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.*