# Specific Dimension vs Grammar Check Corrector

The clearest difference is in-app purchases: Specific Dimension at none against Grammar Check Corrector's 4. Specific Dimension also leads on iOS requirement (13.0 vs 16.4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Grammar Check Corrector sells 4 in-app purchases, starting at $5.99 per 7 days. Specific Dimension asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 17, 2026 and August 27, 2026 respectively.

## The numbers

| Metric | Specific Dimension | Grammar Check Corrector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (18 ratings)](https://appshunter.io/ios/app/grammar-check-corrector/id6504800128/reviews)** |
| Number of ratings | — | **18** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Freemium |
| Size | 32 MB | 72 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SPECIFIC DIMENSION SDN BHD](https://appshunter.io/developer/1470130216) | [Talha Yavcin](https://appshunter.io/developer/1681776709) |

## What reviewers say

### Specific Dimension

[App page](https://appshunter.io/ios/app/specific-dimension/id1470130217)

**In-app purchases:** none


### Grammar Check Corrector

[App page](https://appshunter.io/ios/app/grammar-check-corrector/id6504800128)

Enhance your writing with AI-powered grammar and spell checking in over 100 languages. This tool offers instant corrections, vocabulary suggestions, and the unique ability to check grammar from photos of text. Improve your fluency and write with confidence.

**Highlights:** Supports 100+ languages, Instant translation and correction, Secure correction history, Photo grammar check, Detailed explanations and vocabulary suggestions

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Grammar Checker Pro: Weekly | $5.99 | per 7 days |
| Grammar Checker Pro: Monthly | $9.99 | per month |
| Grammar Checker Pro: Special | $24.99 | per year |
| Grammar Checker Pro: Yearly | $39.99 | per year |


## Frequently asked questions

### Is Specific Dimension free?

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

### Is Grammar Check Corrector free?

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

### Do Specific Dimension or Grammar Check Corrector have ads?

Neither Specific Dimension nor Grammar Check Corrector shows ads.

### Which is updated more often, Specific Dimension or Grammar Check Corrector?

Specific Dimension ships an update every 2 months, and Grammar Check Corrector every 2 months. Most recently, Specific Dimension was updated on September 17, 2026 and Grammar Check Corrector on August 27, 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.*