# 词骨英语850 vs Basic 850

The clearest difference is in-app purchases: 词骨英语850 at none against Basic 850's 3. Basic 850's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. Basic 850 sells 3 in-app purchases, starting at $2.99 per month. 词骨英语850 asks for nothing beyond the download.

## The numbers

| Metric | 词骨英语850 | Basic 850 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Monetization | Free | — |
| Size | 23 MB | 101 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bo Li](https://appshunter.io/developer/1894150079) | [宝 谢](https://appshunter.io/developer/6773539519) |

## What reviewers say

### 词骨英语850

[App page](https://appshunter.io/ios/app/850/id6773175114)

A lightweight tool for mastering the 850 core words of Ogden Basic English. It helps you identify known words, focus on learning new ones, and provides comprehensive vocabulary support including definitions, examples, and pronunciation.

**Highlights:** Self-testing to remove known words, View learned, removed, and all vocabulary, Browse 850 core words by Ogden categories, Includes definitions, example sentences, and notes, US and UK pronunciation for words, UK for sentences, Flashcard mode with audio playback, Progress tracking for learned and removed words

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

**In-app purchases:** none


### Basic 850

[App page](https://appshunter.io/ios/app/basic-850/id6774764253)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic 850 Plus (Monthly) | $2.99 | per month |
| Basic 850 Plus (Yearly) | $19.99 | per year |
| Basic 850 Plus（買い切り） | $29.99 | one-time |


## Frequently asked questions

### Is 词骨英语850 free?

词骨英语850 is free to download, with no in-app purchases.

### Is Basic 850 free?

Basic 850 is free to download, with in-app purchases available.

### Do 词骨英语850 or Basic 850 have ads?

Neither 词骨英语850 nor Basic 850 shows ads.

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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.*