# Proofread Bot vs AI Grammar Assistant

The clearest difference is in-app purchases: Proofread Bot at none against AI Grammar Assistant's 6. Proofread Bot also leads on device support (3 vs 1). AI Grammar Assistant's advantage is ads (none vs shown). On price, update cadence and iOS requirement there is nothing between them.

Both are free to download. AI Grammar Assistant sells 6 in-app purchases, starting at $10.00 per month. Proofread Bot asks for nothing beyond the download.

Proofread Bot ships an update every 6 weeks, AI Grammar Assistant every 2 months. The most recent releases landed on October 30, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Proofread Bot | AI Grammar Assistant |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | — | Freemium |
| Size | 43 MB | 3 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Cashtic LLC](https://appshunter.io/developer/1537935968) | [Leimomi Lane](https://appshunter.io/developer/1736577207) |

## What reviewers say

### Proofread Bot

[App page](https://appshunter.io/ios/app/proofread-bot-grammar-check/id1637794156)

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

**In-app purchases:** none


### AI Grammar Assistant

[App page](https://appshunter.io/ios/app/ai-grammar-assistant/id6479434692)

Enhance your writing with AI-powered proofreading. Get instant corrections for grammar, spelling, and punctuation, along with style and tone suggestions. Learn from your mistakes with personalized tips to improve your communication skills.

**Highlights:** Comprehensive grammar, punctuation, and spelling checks, Style and tone suggestions, Personalized learning tips, Instant feedback, Seamless integration with various platforms

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Monthly Subscription | $10.00 | per month |
| Pro Monthly Subscription | $20.00 | per month |
| Premium Monthly Subscription | $30.00 | per month |
| Basic Yearly Subscription | $100.00 | per year |
| Pro Yearly Subscription | $200.00 | per year |
| Premium Yearly Subscription | $300.00 | per year |


## Frequently asked questions

### Is Proofread Bot free?

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

### Is AI Grammar Assistant free?

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

### Do Proofread Bot or AI Grammar Assistant have ads?

Proofread Bot shows ads; AI Grammar Assistant does not.

### Which is updated more often, Proofread Bot or AI Grammar Assistant?

Proofread Bot ships an update every 6 weeks, and AI Grammar Assistant every 2 months. Most recently, Proofread Bot was updated on October 30, 2026 and AI Grammar Assistant on November 4, 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.*