# 折線圖 vs 致臻研習社

The clearest difference is iOS requirement: 折線圖 at 6.0 against 致臻研習社's 16.0. On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 折線圖 | 致臻研習社 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 9 months |
| Size | 23 MB | 74 MB |
| Requires iOS | **6.0** | 16.0 |
| Devices | — | **iPhone** |
| Age rating | 4+ | 4+ |
| Developer | [Modern Educational Research Society, LTD](https://appshunter.io/developer/432268704) | [ACME Learning Centre Limited](https://appshunter.io/developer/1484036003) |

## What reviewers say

### 折線圖

[App page](https://appshunter.io/ios/app/id951266626)

**In-app purchases:** none


### 致臻研習社

[App page](https://appshunter.io/ios/app/id1484036004)

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

**In-app purchases:** none


## Frequently asked questions

### Is 折線圖 free?

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

### Is 致臻研習社 free?

致臻研習社 is free to download, with no in-app purchases.

---

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