# 核心英语速记 vs Plain850：核心英文 850詞

The clearest difference is update cadence: Plain850：核心英文 850詞 at every 2 weeks against 核心英语速记's every 2 months. Plain850：核心英文 850詞 also leads on iOS requirement (13.0 vs 16.0). On price, ads, 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.

核心英语速记 ships an update every 2 months, Plain850：核心英文 850詞 every 2 weeks. Both last shipped on October 31, 2026.

## The numbers

| Metric | 核心英语速记 | Plain850：核心英文 850詞 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 8 MB | 43 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [志平 戴](https://appshunter.io/developer/1896432189) | [Lok Wai](https://appshunter.io/developer/1895320924) |

## What reviewers say

### 核心英语速记

[App page](https://appshunter.io/ios/app/id6774903181)

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

**In-app purchases:** none


### Plain850：核心英文 850詞

[App page](https://appshunter.io/ios/app/plain850-850/id6776902920)

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

**In-app purchases:** none


## Frequently asked questions

### Is 核心英语速记 free?

核心英语速记 is free to download, with no in-app purchases.

### Is Plain850：核心英文 850詞 free?

Plain850：核心英文 850詞 is free to download, with no in-app purchases.

### Do 核心英语速记 or Plain850：核心英文 850詞 have ads?

Neither 核心英语速记 nor Plain850：核心英文 850詞 shows ads.

### Which is updated more often, 核心英语速记 or Plain850：核心英文 850詞?

核心英语速记 ships an update every 2 months, and Plain850：核心英文 850詞 every 2 weeks. Most recently, 核心英语速记 was updated on October 31, 2026 and Plain850：核心英文 850詞 on October 31, 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.*