# 波音737 MRG vs 不背单词

The clearest difference is update cadence: 不背单词 at every 3 weeks against 波音737 MRG's every 4 months. 不背单词 also leads on ratings volume (3.6K vs 4) and iOS requirement (13.0 vs 16.6). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. 波音737 MRG sells 1 in-app purchase, starting at $1.49 per month and 不背单词 sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

波音737 MRG holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: 不背单词 has 3.6K ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 100% of 波音737 MRG's written reviews are positive against 94% of 不背单词's.

波音737 MRG ships an update every 4 months, 不背单词 every 3 weeks. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | 波音737 MRG | 不背单词 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/737-mrg/id572047192/reviews)** | [4.8 (3.6K ratings)](https://appshunter.io/ios/app/id698570469/reviews) |
| Number of ratings | 4 | **3.6K** |
| Positive reviews | **100.0% of reviews** | 94.2% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 94 MB | 168 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [MCC (BV)](https://appshunter.io/developer/421126411) | [Beijing Is-Cool Technology Co., Ltd](https://appshunter.io/developer/1089038448) |

## What reviewers say

### 波音737 MRG

[App page](https://appshunter.io/ios/app/737-mrg/id572047192)

A professional reference for pilots flying the Boeing 737, offering comprehensive guidance on over 300 non-normal situations with detailed system annotations and practical advice. It includes extensive diagrams and schematics for ground and in-flight scenarios.

**Highlights:** Covers over 300 non-normal situations, System annotations and practical advice, Over 2200 diagrams, logic gates, and schematics, Includes all B737 versions (CL, NG, MAX), Available in English and Chinese, Regular content updates

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Editions & Updates | $1.49 | per month |


### 不背单词

[App page](https://appshunter.io/ios/app/id698570469)

Learn English vocabulary through authentic movie and TV show examples. Utilize a vast library of phrases, root words, and affixes for effective memorization. Features include exam-focused content, smart review scheduling, and gamified progress tracking.

**Highlights:** 1.5M+ original sound example sentences, 50K+ phrase pairings, 2000+ root words and affixes, Collins English-Chinese dictionary, All-stage vocabulary banks, Exam-focused word meanings and phrases, Ebbinghaus forgetting curve review

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 充值4 | $0.99 | one-time |
| 充值3 | $0.99 | one-time |
| 充值6 | $0.99 | one-time |
| 充值5 | $0.99 | one-time |
| 充值9.9 | $0.99 | one-time |
| 充值62 | $8.99 | one-time |
| 充值116 | $17.99 | one-time |
| 充值248 | $34.99 | one-time |
| 酷币包 31 | $39.99 | one-time |
| 充值298 | $39.99 | one-time |

**What reviewers like**

- 🌟 Comprehensive vocabulary coverage
- 👍 Intuitive and user-friendly interface
- 🎬 Helpful example sentences from movies/TV
- 💡 Effective memorization techniques
- 🎯 Customizable word lists and study plans

**What reviewers complain about**

- 🐛 Occasional bugs and crashes
- 🔊 Inconsistent audio volume for word pronunciations
- 🔍 Limited search and filtering options
- 🖼️ Outdated or unappealing visual design
- 🕰️ Repetitive review schedule can feel tedious

**Reported bugs**

- Login issues for users with non-Chinese phone numbers
- Compatibility problems on newer iOS/Android devices
- Unreliable syncing of progress across multiple devices

**Requested features**

- Ability to import/export custom word lists
- Integration with other language learning resources
- More personalized learning algorithms and recommendations
- Enhanced social features for group/team learning
- Expanded support for non-English vocabulary


## Frequently asked questions

### Is 波音737 MRG free?

波音737 MRG is free to download, with in-app purchases available.

### Is 不背单词 free?

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

### Which has better reviews, 波音737 MRG or 不背单词?

波音737 MRG is rated higher. 波音737 MRG averages 5.0 out of 5 from 4 ratings, while 不背单词 averages 4.8 from 3.6K ratings.

### Do 波音737 MRG or 不背单词 have ads?

Neither 波音737 MRG nor 不背单词 shows ads.

### Which is updated more often, 波音737 MRG or 不背单词?

波音737 MRG ships an update every 4 months, and 不背单词 every 3 weeks. Most recently, 波音737 MRG was updated on November 1, 2026 and 不背单词 on November 6, 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.*