# CheckTrendJ vs 論文ニュース

The clearest difference is ads: CheckTrendJ at none against 論文ニュース's shown. CheckTrendJ also leads on device support (3 vs 1). 論文ニュース's advantage is update cadence (every 2 days vs every 5 months). On price, in-app purchases and iOS requirement 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, 論文ニュース every 2 days. The most recent releases landed on October 1, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | CheckTrendJ | 論文ニュース |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 3 MB | 57 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 17+ |
| Developer | [Tatsuya Endou](https://appshunter.io/developer/397153169) | [SORA YAGISHITA](https://appshunter.io/developer/1872643886) |

## 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


### 論文ニュース

[App page](https://appshunter.io/ios/app/ai30/id6805147049)

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

**In-app purchases:** none


## Frequently asked questions

### Is CheckTrendJ free?

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

### Is 論文ニュース free?

論文ニュース is free to download, with no in-app purchases.

### Do CheckTrendJ or 論文ニュース have ads?

論文ニュース shows ads; CheckTrendJ does not.

### Which is updated more often, CheckTrendJ or 論文ニュース?

CheckTrendJ ships an update every 5 months, and 論文ニュース every 2 days. Most recently, CheckTrendJ was updated on October 1, 2026 and 論文ニュース on September 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*