# 암기고래 vs 해커스보카

The clearest difference is review sentiment: 암기고래 at 88% against 해커스보카's 55%. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 암기고래 sells 12 one-off in-app purchases and 해커스보카 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

암기고래 ships an update every 2 weeks, 해커스보카 every 3 weeks. Both last shipped on September 21, 2026.

## The numbers

| Metric | 암기고래 | 해커스보카 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (86 ratings)](https://appshunter.io/ios/app/id1071024844/reviews)** | — |
| Number of ratings | **86** | — |
| Positive reviews | **88.3% of reviews** | 54.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 145 MB | 70 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [welearnedu](https://appshunter.io/developer/1071024843) | [Champ Study Institute](https://appshunter.io/developer/466747997) |

## What reviewers say

### 암기고래

[App page](https://appshunter.io/ios/app/id1071024844)

**Features:** Vision Pro support

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 암기고래 1개월 구독권 라이트 | $11.99 | one-time |
| 시원스쿨 스페인어 | $47.99 | one-time |
| 시원스쿨 지텔프 프리패스 | $47.99 | one-time |
| 암기고래 1년 구독권 | $49.99 | one-time |
| 시원스쿨 토익스피킹 프리패스 | $54.99 | one-time |
| 시원스쿨 오픽 프리패스 | $54.99 | one-time |
| 시원스쿨 텝스 프리패스 | $79.99 | one-time |
| 짠내영어 1년 프리패스 | $94.99 | one-time |
| 시원스쿨 일본어 1년 프리패스 | $99.99 | one-time |
| 시원스쿨 1년 프리패스 | $99.99 | one-time |
| 시원스쿨 2019 기초영어 1년 프리패스 | $99.99 | one-time |
| 시원스쿨 기적의 영어탈출기 100 | $99.99 | one-time |


### 해커스보카

[App page](https://appshunter.io/ios/app/sat/id6443891707)

Master English vocabulary for various exams like TOEFL, IELTS, and SAT with engaging games and personalized learning tools. This app offers free vocabulary games and optional paid features for comprehensive word study.

**Highlights:** Vocabulary games for effective memorization, Selectable study days for focused learning, Create and review custom word lists, Access to recommended English learning resources, Paid features for full textbook vocabulary study, Synonym quizzes and example sentence reviews

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 해커스토플보카 365일 이용권 | $9.99 | one-time |


## Frequently asked questions

### Is 암기고래 free?

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

### Is 해커스보카 free?

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

### Do 암기고래 or 해커스보카 have ads?

Neither 암기고래 nor 해커스보카 shows ads.

### Which is updated more often, 암기고래 or 해커스보카?

암기고래 ships an update every 2 weeks, and 해커스보카 every 3 weeks. Most recently, 암기고래 was updated on September 21, 2026 and 해커스보카 on September 21, 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.*