# Easy背单词 vs Airbus A320 Systems Trainer

The clearest difference is price: Easy背单词 at Free against Airbus A320 Systems Trainer's $39.99. Airbus A320 Systems Trainer's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Easy背单词 is free to download; Airbus A320 Systems Trainer costs $39.99 up front. Easy背单词 sells 1 one-off in-app purchase. Airbus A320 Systems Trainer asks for nothing beyond the download.

Easy背单词 ships an update fortnightly, Airbus A320 Systems Trainer every 4 days. The most recent releases landed on June 4, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Easy背单词 | Airbus A320 Systems Trainer |
| --- | --- | --- |
| Price | **Free** | $39.99 |
| Rating | **[4.9 (32 ratings)](https://appshunter.io/ios/app/easy/id1505788935/reviews)** | — |
| Number of ratings | **32** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 46 MB | 56 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Youqianhua Information Technology Co., Ltd.](https://appshunter.io/developer/1499784439) | [faraz sheikh](https://appshunter.io/developer/851761851) |

## What reviewers say

### Easy背单词

[App page](https://appshunter.io/ios/app/easy/id1505788935)

This app helps you memorize English vocabulary efficiently using the Ebbinghaus forgetting curve. It offers various word banks for different exams and provides personalized study plans to maximize retention.

**Highlights:** Ebbinghaus forgetting curve learning plan, Multiple exam-specific word banks, Personalized memory planning, Elegant and simple interface, High memory efficiency

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP会员 | $1.99 | one-time |


### Airbus A320 Systems Trainer

[App page](https://appshunter.io/ios/app/airbus-a320-systems-trainer/id1617112160)

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

**In-app purchases:** none


## Frequently asked questions

### Is Easy背单词 free?

Easy背单词 is free to download, with in-app purchases available.

### Is Airbus A320 Systems Trainer free?

Airbus A320 Systems Trainer costs $39.99, with no in-app purchases.

### Do Easy背单词 or Airbus A320 Systems Trainer have ads?

Easy背单词 shows ads; Airbus A320 Systems Trainer does not.

### Which is updated more often, Easy背单词 or Airbus A320 Systems Trainer?

Easy背单词 ships an update fortnightly, and Airbus A320 Systems Trainer every 4 days. Most recently, Easy背单词 was updated on June 4, 2026 and Airbus A320 Systems Trainer on September 15, 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.*