# AI Grammar Checker for English vs InfoPro

The clearest difference is in-app purchases: InfoPro at none against AI Grammar Checker for English's 10. InfoPro also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. AI Grammar Checker for English sells 10 in-app purchases, starting at $9.99 per month. InfoPro asks for nothing beyond the download.

AI Grammar Checker for English ships an update every 2 months, InfoPro every 3 weeks. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | AI Grammar Checker for English | InfoPro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (307 ratings)](https://appshunter.io/ios/app/ai-grammar-checker-for-english/id1492850828/reviews)** | — |
| Number of ratings | **307** | — |
| Positive reviews | 72.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 113 MB | 32 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [HELLOTALK LIMITED](https://appshunter.io/developer/1542704574) | [SWPLUS TECNOLOGIAS, SA de CV](https://appshunter.io/developer/1421962710) |

## What reviewers say

### AI Grammar Checker for English

[App page](https://appshunter.io/ios/app/ai-grammar-checker-for-english/id1492850828)

This app acts as a personal English grammar and spelling assistant. It corrects errors in real-time, offers detailed analysis of mistakes, and even includes OCR scanning and word translation to enhance your writing and understanding.

**Highlights:** Real-time grammar and spelling auto-correct, Detailed error analysis and tips, OCR text scanner from images, Word translation and pronunciation, Text reading with authentic pronunciation, Massive real error correction data

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Grammar Checker - 1 Month | $9.99 | per month |
| AI Grammar Checker - 3months | $29.99 | per 3 months |
| AI Grammar - 3months | $29.99 | per 3 months |
| AI Grammar Checker - 6months | $49.99 | per 6 months |
| AI Grammar Service - 1 Month | $56.99 | per month |
| AI Grammar Checker - 1 year | $69.99 | per year |
| AI Grammar - 12months | $69.99 | per year |
| AI Grammar Checker - 3 Months | $120.99 | per 3 months |
| AI Grammar Checker - 6 Months | $184.99 | per 6 months |
| AI Grammar Checker - Lifetime | $179.99 | one-time |

**What reviewers like**

- 👍 Easy to use and simple interface
- ✅ Helps non-native speakers improve grammar
- 📚 Useful for learning and language improvement
- 🎯 Accurate corrections on basic grammar errors
- 💬 Provides explanations for corrections

**What reviewers complain about**

- 🐛 Incorrect and nonsensical grammar suggestions
- ⏱️ Extremely slow loading times
- 🔄 App freezes or stops responding
- ❌ Changes sentence meaning with suggestions
- 🗑️ Deletes or erases user content

**Reported bugs**

- App continuously loading without completing checks
- Automatic clipboard access without user consent
- Suggestions that highlight words but show no actual changes
- Incorrect word replacements (e.g., 'inducted' to 'instructed')
- Content deletion or erasure during editing

**Requested features**

- Keyboard integration for in-app corrections
- More comprehensive punctuation and comma checking
- Better context awareness for sentence meaning
- Improved detection of tense and pronoun usage
- More free grammar checks before paywall


### InfoPro

[App page](https://appshunter.io/ios/app/infopro/id6446000708)

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

**In-app purchases:** none


## Frequently asked questions

### Is AI Grammar Checker for English free?

AI Grammar Checker for English is free to download, with in-app purchases available.

### Is InfoPro free?

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

### Do AI Grammar Checker for English or InfoPro have ads?

AI Grammar Checker for English shows ads; InfoPro does not.

### Which is updated more often, AI Grammar Checker for English or InfoPro?

AI Grammar Checker for English ships an update every 2 months, and InfoPro every 3 weeks. Most recently, AI Grammar Checker for English was updated on November 7, 2026 and InfoPro on November 3, 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.*