# GFS vs サイトラ！英文速読特訓

The clearest difference is review sentiment: サイトラ！英文速読特訓 at 100% against GFS's 21%. GFS's advantage is in-app purchases (none vs 3). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. サイトラ！英文速読特訓 sells 3 in-app purchases, starting at $7.99 per month. GFS asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | GFS | サイトラ！英文速読特訓 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (29 ratings)](https://appshunter.io/ios/app/id6448872534/reviews)** |
| Number of ratings | — | **29** |
| Positive reviews | 21.4% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | — |
| Size | 6 MB | 82 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FREE LIFE CONSULTING, K.K.](https://appshunter.io/developer/1538988951) | [Junki Hadano](https://appshunter.io/developer/1478710277) |

## What reviewers say

### GFS

[App page](https://appshunter.io/ios/app/gfs/id1538988948)

Learn about history, finance, economics, and asset management through engaging videos. Access educational content 24/7, anytime, anywhere, and rewatch lessons as many times as you need.

**Highlights:** Learn history, finance, and economics, Study asset management and investment, Access video lessons 24/7, Rewatch lessons unlimited times, Learn anytime, anywhere

**Features:** macOS Compatibility

**In-app purchases:** none


### サイトラ！英文速読特訓

[App page](https://appshunter.io/ios/app/id6448872534)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| サイトラ！PRO 1ヶ月プラン | $7.99 | per month |
| サイトラ！PRO 3ヶ月プラン | $19.99 | per 3 months |
| サイトラ！PRO 6ヶ月プラン | $24.99 | per 6 months |


## Frequently asked questions

### Is GFS free?

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

### Is サイトラ！英文速読特訓 free?

サイトラ！英文速読特訓 is free to download, with in-app purchases available.

### Do GFS or サイトラ！英文速読特訓 have ads?

Neither GFS nor サイトラ！英文速読特訓 shows ads.

### Which is updated more often, GFS or サイトラ！英文速読特訓?

GFS ships an update every 3 months, and サイトラ！英文速読特訓 every 3 months. Most recently, GFS was updated on November 3, 2026 and サイトラ！英文速読特訓 on November 7, 2026.

---

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