# Grammar Express vs NoirLex

The clearest difference is update cadence: NoirLex at every 4 months against Grammar Express's every 13 months. NoirLex also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Grammar Express sells 1 one-off in-app purchase and NoirLex sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Grammar Express ships an update every 13 months, NoirLex every 4 months. The most recent releases landed on October 27, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Grammar Express | NoirLex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/grammar-express-nouns-lite/id369556344/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 10 MB | 33 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Webrich Software Limited](https://appshunter.io/developer/290203591) | [Kuroun Seung](https://appshunter.io/developer/1759245028) |

## What reviewers say

### Grammar Express

[App page](https://appshunter.io/ios/app/grammar-express-nouns-lite/id369556344)

Master the different types of nouns with interactive lessons and quizzes. Improve your understanding of noun classification, gender, number, and case through practice questions and detailed feedback. Track your progress with visual charts and customize your learning experience with adjustable timers.

**Highlights:** 48+ pages of grammar lessons and rules, 327+ examples with explanations, 450 multiple-choice questions, Topic-based study and mock tests, Detailed test results and progress tracking, Customizable timer settings, Voice-over feature

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Question Bank | $1.99 | one-time |


### NoirLex

[App page](https://appshunter.io/ios/app/noirlex/id6575345876)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sync with iCloud | $1.99 | one-time |


## Frequently asked questions

### Is Grammar Express free?

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

### Is NoirLex free?

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

### Do Grammar Express or NoirLex have ads?

Neither Grammar Express nor NoirLex shows ads.

### Which is updated more often, Grammar Express or NoirLex?

Grammar Express ships an update every 13 months, and NoirLex every 4 months. Most recently, Grammar Express was updated on October 27, 2026 and NoirLex on October 18, 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.*