# 走遍美国英语学习语音词汇珍藏版HD vs Catch Up

The clearest difference is in-app purchases: Catch Up at none against 走遍美国英语学习语音词汇珍藏版HD's 4. Catch Up also leads on ads (none vs shown) and update cadence (every 4 days vs every 3 months). 走遍美国英语学习语音词汇珍藏版HD's advantage is iOS requirement (11.0 vs 13.0). On price and device support there is nothing between them.

Both are free to download. 走遍美国英语学习语音词汇珍藏版HD sells 4 one-off in-app purchases. Catch Up asks for nothing beyond the download.

走遍美国英语学习语音词汇珍藏版HD ships an update every 3 months, Catch Up every 4 days. The most recent releases landed on September 9, 2026 and December 8, 2025 respectively.

## The numbers

| Metric | 走遍美国英语学习语音词汇珍藏版HD | Catch Up |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (383 ratings)](https://appshunter.io/ios/app/hd/id685394384/reviews)** | — |
| Number of ratings | **383** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 318 MB | 73 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [水萍 林](https://appshunter.io/developer/664555715) | [Coupon Crush Ltd.](https://appshunter.io/developer/1697098484) |

## What reviewers say

### 走遍美国英语学习语音词汇珍藏版HD

[App page](https://appshunter.io/ios/app/hd/id685394384)

Enhance your American English pronunciation and listening skills with this comprehensive learning tool. It offers features like sentence saving, word translation, adjustable playback speed, and interactive text reading for effective practice.

**Highlights:** Sentence collection, Word translation and lookup, Adjustable playback speed, Interactive text reading and repetition, Background playback, Multiple learning modes

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 走遍美国 07-12 | $0.99 | one-time |
| 走遍美国 13-18 课 | $0.99 | one-time |
| 走遍美国 19-26 课 | $0.99 | one-time |
| 去除广告 | $0.99 | one-time |


### Catch Up

[App page](https://appshunter.io/ios/app/catch-up/id6738236344)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 走遍美国英语学习语音词汇珍藏版HD free?

走遍美国英语学习语音词汇珍藏版HD is free to download, with in-app purchases available.

### Is Catch Up free?

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

### Do 走遍美国英语学习语音词汇珍藏版HD or Catch Up have ads?

走遍美国英语学习语音词汇珍藏版HD shows ads; Catch Up does not.

### Which is updated more often, 走遍美国英语学习语音词汇珍藏版HD or Catch Up?

走遍美国英语学习语音词汇珍藏版HD ships an update every 3 months, and Catch Up every 4 days. Most recently, 走遍美国英语学习语音词汇珍藏版HD was updated on September 9, 2026 and Catch Up on December 8, 2025.

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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.*