# OK Grammar — Professional English Checker

> Professional English Checker (iPhone/iPad app by 广素 陈.)

- Source: https://appshunter.io/ios/app/ok-grammar/id1536323300 (this page in markdown: same URL + `.md`)
- Developer: [广素 陈](https://appshunter.io/developer/1512523453)
- Category: Education, Utilities
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 12.0 · 53 MB
- Languages: English, Chinese
- Released: 2021-01-02
- Data updated: 2026-05-13
- User reviews in markdown: https://appshunter.io/ios/app/ok-grammar/id1536323300/reviews.md

## What is OK Grammar?

Professional Grammar Correction - Not Only AI
Identify and correct a wide range of English errors, including misspellings, incorrect verb tenses, and awkward phrases. OK Grammar’s intelligent engine provides precise corrections to make your writing flawless.

Comprehensive Analysis & Categorization
Receive a detailed comparison between your original and corrected text. Saved reports help you track common mistakes and learn from them, enhancing your English writing skills over time.

Accurate OCR Text Scanner
Quickly extract text from images using OK Grammar’s high-precision OCR engine. Simply capture a photo or select one from your gallery—no manual typing required.

Enhance Your Writing Skills
With OK Grammar by your side, you can confidently write English texts that are professional, error-free, and easy to understand.

If you choose to purchase premium membership,payment will be charged to your iTunes account ,and your account will be charged for renewal within 24-hours prior to the end of the current period. Auto-renewal may be turned off at any time by going to your settings in the iTunes Store after purchase . Prices are in U.S. dollars, may vary in countries other than the U.S. and are subject to change without notice. No cancellation of the current subscription is allowed during the active subscription period.

Our privacy policy :
https://www.zkmeitian.com/page/privacy/okgrammar

Our tems of use:
https://www.zkmeitian.com/page/agreement/okgrammar

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| 1 mo. Premium | $3.99 | per month |
| 1 year Premium | $12.99 | per year |
| 3 mos. Premium | $7.99 | per 3 months |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Grammar Checking | $0.99 | one-time |



## Version history (last 5 releases)

### 1.8.7 — 2026-04-27

Bugs fixed.

### 1.8.1 — 2025-10-18

Bugs fixed

### 1.7.0 — 2024-01-12

Bugs fixed.

### 1.6.1 — 2022-09-26

1.Optimized the UI.
2.Bugs fixed.

### 1.5.1 — 2021-12-27

1.Optimized the UI.
2.Bugs fixed.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-13.*