# 百词斩新概念 vs PassFish

The clearest difference is in-app purchases: PassFish at none against 百词斩新概念's 2. 百词斩新概念's advantage is iOS requirement (12.0 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 百词斩新概念 sells 2 one-off in-app purchases. PassFish asks for nothing beyond the download.

百词斩新概念 ships an update monthly, PassFish every 5 weeks. The most recent releases landed on November 14, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | 百词斩新概念 | PassFish |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 37 MB | 6 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [成都超爱学习科技有限公司](https://appshunter.io/developer/1726128017) | [ALX37 LTD](https://appshunter.io/developer/1835052652) |

## What reviewers say

### 百词斩新概念

[App page](https://appshunter.io/ios/app/id6444054027)

This platform offers a comprehensive English learning experience based on a classic textbook series, featuring AI-powered interactive lessons and structured learning modules. It aims to improve English proficiency for users with weaker foundational skills through systematic content and engaging teaching methods.

**Highlights:** AI interactive teaching, Systematic learning modules, Classic textbook content, Story-based introductions, Grammar and vocabulary building, Progress tracking and feedback

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 新手体验营 | $0.99 | one-time |
| 训练营 | $0.99 | one-time |


### PassFish

[App page](https://appshunter.io/ios/app/passfish/id6818777949)

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

**In-app purchases:** none


## Frequently asked questions

### Is 百词斩新概念 free?

百词斩新概念 is free to download, with in-app purchases available.

### Is PassFish free?

PassFish is free to download, with no in-app purchases.

### Do 百词斩新概念 or PassFish have ads?

Neither 百词斩新概念 nor PassFish shows ads.

### Which is updated more often, 百词斩新概念 or PassFish?

百词斩新概念 ships an update monthly, and PassFish every 5 weeks. Most recently, 百词斩新概念 was updated on November 14, 2026 and PassFish on November 13, 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.*