# 走遍美国全集有声高清HD vs Pilot Charts

The clearest difference is price: 走遍美国全集有声高清HD at Free against Pilot Charts's $5.99. 走遍美国全集有声高清HD also leads on rating (4.8 vs 1.7) and review sentiment (68% vs 33%). Pilot Charts's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

走遍美国全集有声高清HD is free to download; Pilot Charts costs $5.99 up front. 走遍美国全集有声高清HD sells 1 one-off in-app purchase. Pilot Charts asks for nothing beyond the download.

走遍美国全集有声高清HD holds the better App Store score, 4.8 against 1.7. That said, the two scores are not equally well evidenced: 走遍美国全集有声高清HD has 989 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 68% of 走遍美国全集有声高清HD's written reviews are positive against 33% of Pilot Charts's.

走遍美国全集有声高清HD ships an update every 5 weeks, Pilot Charts every 23 months. The most recent releases landed on September 23, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | 走遍美国全集有声高清HD | Pilot Charts |
| --- | --- | --- |
| Price | **Free** | $5.99 |
| Rating | **[4.8 (989 ratings)](https://appshunter.io/ios/app/hd/id598167911/reviews)** | [1.7 (3 ratings)](https://appshunter.io/ios/app/pilot-charts/id1616211846/reviews) |
| Number of ratings | **989** | 3 |
| Positive reviews | **67.9% of reviews** | 33.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 weeks** | Every 23 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 325 MB | 54 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [怡怡 沈](https://appshunter.io/developer/582667064) | [Johannes Wagener](https://appshunter.io/developer/688814588) |

## What reviewers say

### 走遍美国全集有声高清HD

[App page](https://appshunter.io/ios/app/hd/id598167911)

This app offers a comprehensive English learning experience using a popular lifestyle-based American English textbook. It features synchronized Chinese and English subtitles, a powerful player with adjustable speed, sentence collection, and an extensive dictionary with various learning modes.

**Highlights:** Synchronized Chinese and English subtitles, Adjustable playback speed, Single sentence collection, Integrated dictionary with word association, Speaking practice with pronunciation comparison, Multiple playback modes

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 走遍美国全集去除广告 | $0.99 | one-time |

**What reviewers like**

- 👍 Good app
- 👍 Very good
- 👍 Standard pronunciation, easy to understand
- 👍 Useful app
- 👍 Wonderful recording feature

**What reviewers complain about**

- 🐛 Too many ads, can't be closed
- 🐛 Can't open, can't delete, can't do anything with it

**Reported bugs**

- Login screen freezes
- Incompatible with older devices

**Requested features**

- Dark mode option


### Pilot Charts

[App page](https://appshunter.io/ios/app/pilot-charts/id1616211846)

Access historical wind and wave data for oceans worldwide, presented in monthly charts. Explore conditions for the Atlantic, Pacific, and Indian Oceans, with additional regions available for free download.

**Highlights:** Monthly wind and wave condition charts, Oceanic data for Atlantic, Pacific, Indian Oceans, Historical data from the last century, Free additional chart downloads, Preloaded North Atlantic chart

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 走遍美国全集有声高清HD free?

走遍美国全集有声高清HD is free to download, with in-app purchases available.

### Is Pilot Charts free?

Pilot Charts costs $5.99, with no in-app purchases.

### Which has better reviews, 走遍美国全集有声高清HD or Pilot Charts?

走遍美国全集有声高清HD is rated higher. 走遍美国全集有声高清HD averages 4.8 out of 5 from 989 ratings, while Pilot Charts averages 1.7 from 3 ratings.

### Do 走遍美国全集有声高清HD or Pilot Charts have ads?

走遍美国全集有声高清HD shows ads; Pilot Charts does not.

### Which is updated more often, 走遍美国全集有声高清HD or Pilot Charts?

走遍美国全集有声高清HD ships an update every 5 weeks, and Pilot Charts every 23 months. Most recently, 走遍美国全集有声高清HD was updated on September 23, 2026 and Pilot Charts on September 25, 2026.

---

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