# CheckTrendJ vs サイゾーまとめ

The clearest difference is review sentiment: サイゾーまとめ at 100% against CheckTrendJ's 33%. CheckTrendJ's advantage is ads (none vs shown). On price, update cadence, 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.

CheckTrendJ ships an update every 5 months, サイゾーまとめ every 6 months. The most recent releases landed on September 14, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | CheckTrendJ | サイゾーまとめ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/id453673716/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 5 months** | Every 6 months |
| Monetization | Free | — |
| Size | 3 MB | 38 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Tatsuya Endou](https://appshunter.io/developer/397153169) | [CYZO INC.](https://appshunter.io/developer/384888747) |

## What reviewers say

### CheckTrendJ

[App page](https://appshunter.io/ios/app/checktrendj/id397153166)

Discover trending keywords, book rankings, and video charts from Japan, all translated into English. Quickly check details of interesting topics on the web to stay updated on current Japanese trends.

**Highlights:** Trending keywords in Japan, Book ranking charts, Video ranking charts, English translations, Web detail lookup

**Features:** macOS Compatibility

**In-app purchases:** none


### サイゾーまとめ

[App page](https://appshunter.io/ios/app/id453673716)

**In-app purchases:** none


## Frequently asked questions

### Is CheckTrendJ free?

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

### Is サイゾーまとめ free?

サイゾーまとめ is free to download, with no in-app purchases.

### Do CheckTrendJ or サイゾーまとめ have ads?

サイゾーまとめ shows ads; CheckTrendJ does not.

### Which is updated more often, CheckTrendJ or サイゾーまとめ?

CheckTrendJ ships an update every 5 months, and サイゾーまとめ every 6 months. Most recently, CheckTrendJ was updated on September 14, 2026 and サイゾーまとめ on September 8, 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.*