# Grammar Checker vs Harold.

The clearest difference is update cadence: Harold. at every 2 weeks against Grammar Checker's every 9 months. Grammar Checker's advantage is iOS requirement (13.0 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Grammar Checker ships an update every 9 months, Harold. every 2 weeks. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Grammar Checker | Harold. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/harold/id6762239740/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 29 MB | 3 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Abdul Rehman](https://appshunter.io/developer/1606519308) | [SAI SIDDHI VINAYAK KARNATI](https://appshunter.io/developer/1893511884) |

## What reviewers say

### Grammar Checker

[App page](https://appshunter.io/ios/app/grammar-checker-prepostseo/id1672966212)

**Features:** macOS Compatibility

**In-app purchases:** none


### Harold.

[App page](https://appshunter.io/ios/app/harold/id6762239740)

This app allows writers to share drafts and receive precise, inline feedback from friends. Its distraction-free editor helps focus on content, and shared drafts enable collaborators to comment directly on specific text passages.

**Highlights:** Distraction-free writing editor, Inline commenting on text, Share drafts directly from app, Collaborative feedback tool, Supports various written content

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

**In-app purchases:** none


## Frequently asked questions

### Is Grammar Checker free?

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

### Is Harold. free?

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

### Do Grammar Checker or Harold. have ads?

Neither Grammar Checker nor Harold. shows ads.

### Which is updated more often, Grammar Checker or Harold.?

Grammar Checker ships an update every 9 months, and Harold. every 2 weeks. Most recently, Grammar Checker was updated on October 27, 2026 and Harold. on October 31, 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.*