# SentenceDeck vs TOPIK II 単語・文法 周回トレーナー

The clearest difference is update cadence: TOPIK II 単語・文法 周回トレーナー at every 2 weeks against SentenceDeck's every 6 weeks. TOPIK II 単語・文法 周回トレーナー also leads on iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. SentenceDeck sells 3 one-off in-app purchases and TOPIK II 単語・文法 周回トレーナー sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

SentenceDeck ships an update every 6 weeks, TOPIK II 単語・文法 周回トレーナー every 2 weeks. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | SentenceDeck | TOPIK II 単語・文法 周回トレーナー |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Size | 36 MB | 16 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [奇濂 任](https://appshunter.io/developer/1843376248) | [Gen Nakanishi](https://appshunter.io/developer/6782112814) |

## What reviewers say

### SentenceDeck

[App page](https://appshunter.io/ios/app/sentencedeck-shadowing/id6759489049)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Credits 100 | $0.99 | one-time |
| Credits 500 | $3.99 | one-time |
| Credits 1200 | $7.99 | one-time |


### TOPIK II 単語・文法 周回トレーナー

[App page](https://appshunter.io/ios/app/topik-ii/id6808135541)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 4〜6級 全解放 | $4.99 | one-time |


## Frequently asked questions

### Is SentenceDeck free?

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

### Is TOPIK II 単語・文法 周回トレーナー free?

TOPIK II 単語・文法 周回トレーナー is free to download, with in-app purchases available.

### Do SentenceDeck or TOPIK II 単語・文法 周回トレーナー have ads?

Neither SentenceDeck nor TOPIK II 単語・文法 周回トレーナー shows ads.

### Which is updated more often, SentenceDeck or TOPIK II 単語・文法 周回トレーナー?

SentenceDeck ships an update every 6 weeks, and TOPIK II 単語・文法 周回トレーナー every 2 weeks. Most recently, SentenceDeck was updated on October 28, 2026 and TOPIK II 単語・文法 周回トレーナー on October 24, 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.*