# 口语听力练习 vs NDAA

The clearest difference is iOS requirement: NDAA at 13.0 against 口语听力练习's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 口语听力练习 sells 10 one-off in-app purchases and NDAA sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

口语听力练习 ships an update fortnightly, NDAA every 3 weeks. The most recent releases landed on September 17, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | 口语听力练习 | NDAA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (9 ratings)](https://appshunter.io/ios/app/id463456174/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Size | 29 MB | 63 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [长江 蔡](https://appshunter.io/developer/376811202) | [Beijing Intelligent Meeting Solution, Ltd](https://appshunter.io/developer/1403224760) |

## What reviewers say

### 口语听力练习

[App page](https://appshunter.io/ios/app/id463456174)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6学币 | $0.99 | one-time |
| 28学币 | $3.99 | one-time |
| 68学币 | $9.99 | one-time |
| 88学币 | $12.99 | one-time |
| 108学币 | $14.99 | one-time |
| 98学币 | $14.99 | one-time |
| 188学币 | $29.99 | one-time |
| 298学币 | $39.99 | one-time |
| 688学币 | $99.99 | one-time |
| 888学币 | $129.99 | one-time |


### NDAA

[App page](https://appshunter.io/ios/app/ndaa/id1403224761)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30 学币 | $4.99 | one-time |
| 68 学币 | $9.99 | one-time |
| 108 学币 | $15.99 | one-time |
| 188 学币 | $27.99 | one-time |
| 288 学币 | $45.99 | one-time |
| 588 学币 | $89.99 | one-time |
| 998 学币 | $149.99 | one-time |
| 1998 学币 | $299.99 | one-time |
| 2998 学币 | $449.99 | one-time |
| 4998 学币 | $799.99 | one-time |


## Frequently asked questions

### Is 口语听力练习 free?

口语听力练习 is free to download, with in-app purchases available.

### Is NDAA free?

NDAA is free to download, with in-app purchases available.

### Do 口语听力练习 or NDAA have ads?

Neither 口语听力练习 nor NDAA shows ads.

### Which is updated more often, 口语听力练习 or NDAA?

口语听力练习 ships an update fortnightly, and NDAA every 3 weeks. Most recently, 口语听力练习 was updated on September 17, 2026 and NDAA on October 14, 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.*