# KnowLang vs Moral Compass

The clearest difference is in-app purchases: Moral Compass at none against KnowLang's 7. KnowLang's advantage is iOS requirement (14.0 vs 18.5). On price, ads and device support there is nothing between them.

Both are free to download. KnowLang sells 7 in-app purchases, starting at $2.99 per month. Moral Compass asks for nothing beyond the download.

## The numbers

| Metric | KnowLang | Moral Compass |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/knowlang/id6444553784/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Freemium | — |
| Size | 31 MB | 49 MB |
| Requires iOS | **14.0** | 18.5 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 12+ |
| Developer | [Iaroslav Oleinikov](https://appshunter.io/developer/1651604102) | [Viktoriia Samoilova](https://appshunter.io/developer/1815041475) |

## What reviewers say

### KnowLang

[App page](https://appshunter.io/ios/app/knowlang/id6444553784)

Master English with a comprehensive app featuring a 18,000-word dictionary, irregular verb drills, and grammar lessons from A1 to C2. Engage with pronunciation practice, reading materials, and word games to enhance your vocabulary and fluency.

**Highlights:** 18,000-word dictionary, Irregular verb training, Grammar lessons (A1-C2), Pronunciation practice, English books, Word games

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KnowLang Pro (1 месяц) | $2.99 | per month |
| KnowLang Pro (6 месяцев) | $9.99 | per 6 months |
| KnowLang Pro (1 год) | $17.99 | per year |
| 15 монет | $0.29 | one-time |
| 60 монет | $0.99 | one-time |
| 140 монет | $1.99 | one-time |
| 300 монет | $2.99 | one-time |


### Moral Compass

[App page](https://appshunter.io/ios/app/moral-compass/id6754854497)

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

**In-app purchases:** none


## Frequently asked questions

### Is KnowLang free?

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

### Is Moral Compass free?

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

### Do KnowLang or Moral Compass have ads?

Neither KnowLang nor Moral Compass shows ads.

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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.*