# OLPHA SkoolTech Plus vs Grammar Check Corrector by AI

The clearest difference is in-app purchases: OLPHA SkoolTech Plus at none against Grammar Check Corrector by AI's 10. OLPHA SkoolTech Plus also leads on ads (none vs shown) and iOS requirement (17.0 vs 26.0). Grammar Check Corrector by AI's advantage is update cadence (weekly vs every 3 months). On price and device support there is nothing between them.

Both are free to download. Grammar Check Corrector by AI sells 10 in-app purchases, starting at $3.99 per 7 days. OLPHA SkoolTech Plus asks for nothing beyond the download.

OLPHA SkoolTech Plus ships an update every 3 months, Grammar Check Corrector by AI weekly. The most recent releases landed on October 27, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | OLPHA SkoolTech Plus | Grammar Check Corrector by AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (1.8K ratings)](https://appshunter.io/ios/app/grammar-check-corrector-by-ai/id6471563037/reviews)** |
| Number of ratings | — | **1.8K** |
| Positive reviews | — | 75.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 6 MB | 97 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Michael Martin Abellana](https://appshunter.io/developer/1695378525) | [Tiny Leo Co., Ltd](https://appshunter.io/developer/1660777736) |

## What reviewers say

### OLPHA SkoolTech Plus

[App page](https://appshunter.io/ios/app/olpha-skooltech-plus/id6466695614)

**Features:** macOS Compatibility

**In-app purchases:** none


### Grammar Check Corrector by AI

[App page](https://appshunter.io/ios/app/grammar-check-corrector-by-ai/id6471563037)

Enhance your writing with an AI-powered keyboard that offers real-time grammar and spelling corrections, paraphrasing, and tone adjustments. It also includes translation and note-taking features for seamless communication and organization.

**Highlights:** AI Keyboard integration, Advanced grammar and spell checker, Paraphrase and tone adjustment, Guided AI chat, AI note-taking, Multilingual translation

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly 3-Day Free Trial | $3.99 | per 7 days |
| Weekly 3-Day Free Trial | $4.99 | per 7 days |
| Weekly Premium | $4.99 | per 7 days |
| Monthly Premium Access | $9.99 | per month |
| Yearly Premium | $24.99 | per year |
| Yearly Premium | $34.99 | per year |
| Yearly Special Deal | $34.99 | per year |
| Yearly Premium | $44.99 | per year |
| Yearly Trial | $44.99 | per year |
| Lifetime Premium | $49.99 | one-time |

**What reviewers like**

- 🚀 Fast and efficient
- 👍 Easy and convenient to use
- 💡 Helpful for college and writing
- 👍 Improves writing and grammar
- 👍 Professional and effective

**What reviewers complain about**

- 🐛 Not working after trial/subscription
- 💰 Expensive, should be free
- 🔍 Requires watching ads

**Reported bugs**

- Login screen freezes
- Something went wrong error
- Proxy settings issue

**Requested features**

- Dark mode option
- Compatibility with older devices


## Frequently asked questions

### Is OLPHA SkoolTech Plus free?

OLPHA SkoolTech Plus is free to download, with no in-app purchases.

### Is Grammar Check Corrector by AI free?

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

### Do OLPHA SkoolTech Plus or Grammar Check Corrector by AI have ads?

Grammar Check Corrector by AI shows ads; OLPHA SkoolTech Plus does not.

### Which is updated more often, OLPHA SkoolTech Plus or Grammar Check Corrector by AI?

OLPHA SkoolTech Plus ships an update every 3 months, and Grammar Check Corrector by AI weekly. Most recently, OLPHA SkoolTech Plus was updated on October 27, 2026 and Grammar Check Corrector by AI 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.*