# 词根背单词 vs Adolf

The clearest difference is review sentiment: 词根背单词 at 93% against Adolf's 0%. 词根背单词 also leads on price (Free vs $0.99) and rating (4.8 vs 1.5). Adolf's advantage is ads (none vs shown) and update cadence (fortnightly vs every 39 months). On device support and iOS requirement there is nothing between them.

词根背单词 is free to download; Adolf costs $0.99 up front. Adolf sells 3 one-off in-app purchases. 词根背单词 asks for nothing beyond the download.

词根背单词 holds the better App Store score, 4.8 against 1.5. That said, the two scores are not equally well evidenced: 词根背单词 has 17 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 93% of 词根背单词's written reviews are positive against 0% of Adolf's.

词根背单词 ships an update every 39 months, Adolf fortnightly. The most recent releases landed on October 11, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | 词根背单词 | Adolf |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.8 (17 ratings)](https://appshunter.io/ios/app/id1387762387/reviews)** | [1.5 (2 ratings)](https://appshunter.io/ios/app/adolf-word-learning/id6445839777/reviews) |
| Number of ratings | **17** | 2 |
| Positive reviews | **93.3% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 39 months | **Fortnightly** |
| Monetization | — | Paid |
| Size | 5 MB | 12 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [静俐 张](https://appshunter.io/developer/447014629) | [金凯 朱](https://appshunter.io/developer/1662294864) |

## What reviewers say

### 词根背单词

[App page](https://appshunter.io/ios/app/id1387762387)

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

**In-app purchases:** none


### Adolf

[App page](https://appshunter.io/ios/app/adolf-word-learning/id6445839777)

Learn English vocabulary by listening to words and their translations. This app is designed to help you memorize new words effortlessly, making it ideal for improving listening skills during everyday activities or as a relaxation tool.

**Highlights:** Listen to word pronunciations, View word translations, Choose from different word lists, Learn passively while multitasking, Use as a relaxation aid

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 基础套餐 | $0.99 | one-time |
| 优惠套餐 | $4.99 | one-time |
| 最惠套餐 | $8.99 | one-time |


## Frequently asked questions

### Is 词根背单词 free?

词根背单词 is free to download, with no in-app purchases.

### Is Adolf free?

Adolf costs $0.99, and also offers in-app purchases.

### Which has better reviews, 词根背单词 or Adolf?

词根背单词 is rated higher. 词根背单词 averages 4.8 out of 5 from 17 ratings, while Adolf averages 1.5 from 2 ratings.

### Do 词根背单词 or Adolf have ads?

词根背单词 shows ads; Adolf does not.

### Which is updated more often, 词根背单词 or Adolf?

词根背单词 ships an update every 39 months, and Adolf fortnightly. Most recently, 词根背单词 was updated on October 11, 2026 and Adolf on October 3, 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.*