# Grammar Fix vs ProW

The clearest difference is in-app purchases: ProW at none against Grammar Fix's 2. ProW also leads on iOS requirement (12.0 vs 16.6). Grammar Fix's advantage is device support (4 vs 2). On price, update cadence and ads there is nothing between them.

Both are free to download. Grammar Fix sells 2 one-off in-app purchases. ProW asks for nothing beyond the download.

Grammar Fix ships an update monthly, ProW every 3 weeks. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Grammar Fix | ProW |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (1.8K ratings)](https://appshunter.io/ios/app/grammar-fix/id1457909769/reviews)** | — |
| Number of ratings | **1.8K** | — |
| Positive reviews | 85.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 11 MB | 130 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Solid Apps S.R.L.](https://appshunter.io/developer/1653740418) | ['CARDET'CENTRE FOR THE ADVANCEMENT OF RESEARCH & DEVELOPMENT IN EDUCATIONAL TECHNOLOGY LTD](https://appshunter.io/developer/1289177485) |

## What reviewers say

### Grammar Fix

[App page](https://appshunter.io/ios/app/grammar-fix/id1457909769)

Learn to avoid the 10 most common grammar mistakes quickly. Improve your writing and ensure your ideas are clearly understood. Master essential grammar in just minutes per topic.

**Highlights:** Learn 10 common grammar mistakes, Improve clarity of ideas, Enhance understanding, Quick learning sessions, Basic grammar mastery

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock this app (lifetime) | $4.99 | one-time |
| Unlock ALL 10 Solid Apps (lifetime) | $9.99 | one-time |

**What reviewers like**

- 👍 Easy and fun to use
- 🚀 Genuinely helpful for learning grammar concepts
- 💡 Effective for improving grammar skills
- 👍 Well-designed and easy to understand
- 👍 Reasonable pricing, no subscription

**What reviewers complain about**

- 🐛 Some grammar tips are incorrect
- 💡 Needs more advanced grammar lessons and practice

**Reported bugs**

- App has only 10 steps, which is not enough

**Requested features**

- More learning content and practice questions
- Additional optional modules for more practice


### ProW

[App page](https://appshunter.io/ios/app/prow/id1662880307)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Grammar Fix free?

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

### Is ProW free?

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

### Do Grammar Fix or ProW have ads?

Neither Grammar Fix nor ProW shows ads.

### Which is updated more often, Grammar Fix or ProW?

Grammar Fix ships an update monthly, and ProW every 3 weeks. Most recently, Grammar Fix was updated on October 29, 2026 and ProW on October 27, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*