# 嗯背单词 vs 破壳AI口语

嗯背单词 and 破壳AI口语 both sit at 4.8 stars, but that hides the real split: 86% of 嗯背单词's written reviews are positive against 48% of 破壳AI口语's. 嗯背单词 also leads on update cadence (every 8 days vs every 6 weeks) and ratings volume (87 vs 19). 破壳AI口语's advantage is iOS requirement (13.0 vs 16.0). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. 嗯背单词 sells 5 in-app purchases, starting at $0.99 per month and 破壳AI口语 sells 16 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for 嗯背单词 against 4.8 for 破壳AI口语. Both are backed by a comparable volume of ratings — 87 and 19 respectively. Written reviews are what separate them: 86% of 嗯背单词's written reviews are positive against 48% of 破壳AI口语's.

嗯背单词 ships an update every 8 days, 破壳AI口语 every 6 weeks. The most recent releases landed on September 20, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | 嗯背单词 | 破壳AI口语 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (87 ratings)](https://appshunter.io/ios/app/id6450109182/reviews) | [4.8 (19 ratings)](https://appshunter.io/ios/app/ai/id6455888546/reviews) |
| Number of ratings | **87** | 19 |
| Positive reviews | **85.7% of reviews** | 48.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 6 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 36 MB | 94 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [斌斌 沈](https://appshunter.io/developer/1509733863) | [播卡科技(北京)有限公司](https://appshunter.io/developer/1700190813) |

## What reviewers say

### 嗯背单词

[App page](https://appshunter.io/ios/app/id6450109182)

This app uses a unique state machine algorithm to dramatically increase vocabulary learning efficiency. It offers a minimalist design, single-handed operation, and flexible review options without forced repetition. Users can also add notes, use an integrated dictionary, and import custom word lists.

**Highlights:** State machine algorithm for efficient memorization, Minimalist SwiftUI native design, Single-handed operation, Flexible review without forced repetition, Integrated online dictionary with images and encyclopedic content, Customizable word lists and notes, Word radio feature

**Features:** Family Sharing

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $0.99 | per month |
| 年度会员 | $9.99 | per year |
| 终身会员 | Free | one-time |
| 终身会员 | $4.99 | one-time |
| 终身会员 | $6.99 | one-time |


### 破壳AI口语

[App page](https://appshunter.io/ios/app/ai/id6455888546)

Practice English speaking for IELTS and overseas study with an AI tutor. Get real-time feedback on grammar and pronunciation, and refine your expressions with authentic phrasing. Engage in realistic conversations with virtual characters to build fluency and confidence.

**Highlights:** AI one-on-one foreign teacher lessons, IELTS speaking mock tests with scoring, Real-time grammar and pronunciation correction, Authentic expression polishing, Realistic virtual human interactions, Scenario-based learning

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 通用SVIP包月 | $12.99 | per month |
| 基础VIP包月 | $14.99 | per month |
| 通用SVIP包月 | $19.99 | per month |
| 通用SVIP包季 | $24.99 | per 3 months |
| 基础VIP包季 | $29.99 | per 3 months |
| 通用SVIP包年 | $39.99 | per year |
| 基础VIP包年 | $39.99 | per year |
| 通用SVIP包年 | $49.99 | per year |
| 素材定制加量包-单题40次 | $5.99 | one-time |
| 素材定制加量包-串题1次 | $5.99 | one-time |
| 素材定制加量包-单题80次 | $11.99 | one-time |
| 素材定制加量包-串题2次 | $11.99 | one-time |
| 素材定制加量包-单题200次 | $29.99 | one-time |
| 素材定制加量包-串题5次 | $29.99 | one-time |
| 永久SVIP会员 | $89.99 | one-time |
| 永久VIP会员 | $89.99 | one-time |


## Frequently asked questions

### Is 嗯背单词 free?

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

### Is 破壳AI口语 free?

破壳AI口语 is free to download, with in-app purchases available.

### Which has better reviews, 嗯背单词 or 破壳AI口语?

嗯背单词 and 破壳AI口语 are both rated 4.8 out of 5 on the App Store, from 87 and 19 ratings respectively.

### Do 嗯背单词 or 破壳AI口语 have ads?

Neither 嗯背单词 nor 破壳AI口语 shows ads.

### Which is updated more often, 嗯背单词 or 破壳AI口语?

嗯背单词 ships an update every 8 days, and 破壳AI口语 every 6 weeks. Most recently, 嗯背单词 was updated on September 20, 2026 and 破壳AI口语 on September 23, 2026.

---

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