# 해커스 기초영문법 그래머 게이트웨이 vs Boki

The clearest difference is update cadence: Boki at every 3 days against 해커스 기초영문법 그래머 게이트웨이's every 3 months. 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.

해커스 기초영문법 그래머 게이트웨이 ships an update every 3 months, Boki every 3 days. The most recent releases landed on October 9, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | 해커스 기초영문법 그래머 게이트웨이 | Boki |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 94 MB | 108 MB |
| Requires iOS | **15.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Champ Study Institute](https://appshunter.io/developer/466747997) | [SUYEOL KO](https://appshunter.io/developer/1532874381) |

## What reviewers say

### 해커스 기초영문법 그래머 게이트웨이

[App page](https://appshunter.io/ios/app/id1617556984)

This app helps English beginners master essential grammar through video lectures, summary notes, and practice exercises. It includes vocabulary quizzes and daily word learning to reinforce knowledge. Designed to complement a best-selling grammar textbook, it offers a structured learning path.

**Highlights:** Video lectures on essential grammar, Grammar summary notes, Practice exercises, Vocabulary quizzes, Daily word learning, Structured learning path

**Features:** macOS Compatibility

**In-app purchases:** none


### Boki

[App page](https://appshunter.io/ios/app/boki/id6798581985)

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

**In-app purchases:** none


## Frequently asked questions

### Is 해커스 기초영문법 그래머 게이트웨이 free?

해커스 기초영문법 그래머 게이트웨이 is free to download, with no in-app purchases.

### Is Boki free?

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

### Do 해커스 기초영문법 그래머 게이트웨이 or Boki have ads?

Neither 해커스 기초영문법 그래머 게이트웨이 nor Boki shows ads.

### Which is updated more often, 해커스 기초영문법 그래머 게이트웨이 or Boki?

해커스 기초영문법 그래머 게이트웨이 ships an update every 3 months, and Boki every 3 days. Most recently, 해커스 기초영문법 그래머 게이트웨이 was updated on October 9, 2026 and Boki on October 13, 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.*