# 智能记忆助手 vs Shadowing Lab

The clearest difference is iOS requirement: 智能记忆助手 at 11.0 against Shadowing Lab's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 智能记忆助手 sells 10 one-off in-app purchases and Shadowing Lab sells 8 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

智能记忆助手 ships an update every 6 days, Shadowing Lab every 5 days. Both last shipped on October 30, 2026.

## The numbers

| Metric | 智能记忆助手 | Shadowing Lab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/shadowing-lab/id6755928466/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 5 days** |
| Monetization | — | Subscription |
| Size | 136 MB | 61 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [珍时信息技术(上海)有限公司](https://appshunter.io/developer/1464297277) | [培 张](https://appshunter.io/developer/1683041875) |

## What reviewers say

### 智能记忆助手

[App page](https://appshunter.io/ios/app/id6755584785)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 初中实词六年级上 | $6.99 | one-time |
| 初中实词六年级下 | $6.99 | one-time |
| 初中古诗词九年级下 | $14.99 | one-time |
| 初中古诗词八年级上 | $29.99 | one-time |
| 初中古诗词六年级上 | $29.99 | one-time |
| 初中古诗词八年级下 | $29.99 | one-time |
| 初中古诗词九年级上 | $29.99 | one-time |
| 初中古诗词六年级下 | $49.99 | one-time |
| 中考实词150 | $89.99 | one-time |
| 中考古诗文 | $199.99 | one-time |


### Shadowing Lab

[App page](https://appshunter.io/ios/app/shadowing-lab/id6755928466)

This app focuses on improving English listening comprehension, pronunciation, and spoken expression through intensive listening, close reading, and shadowing techniques. It offers structured, repeatable training with curated content and a clear learning path to build sustainable language ability.

**Highlights:** Intensive listening with segment-based audio, Shadowing practice with native audio comparison, Bilingual text support (English-Chinese), Curated content with increasing difficulty, Progress tracking and learning milestones, Distraction-free interface

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| 连续包年 | $4.99 | per year |
| Points Pack (612) | $0.99 | one-time |
| Points Top-Up ¥18 | $2.99 | one-time |
| Points Top-Up ¥38 | $4.99 | one-time |
| Points Pack (7956) | $9.99 | one-time |
| Points Pack (12054) | $14.99 | one-time |
| Points Top-Up ¥198 | $29.99 | one-time |


## Frequently asked questions

### Is 智能记忆助手 free?

智能记忆助手 is free to download, with in-app purchases available.

### Is Shadowing Lab free?

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

### Do 智能记忆助手 or Shadowing Lab have ads?

Neither 智能记忆助手 nor Shadowing Lab shows ads.

### Which is updated more often, 智能记忆助手 or Shadowing Lab?

智能记忆助手 ships an update every 6 days, and Shadowing Lab every 5 days. Most recently, 智能记忆助手 was updated on October 30, 2026 and Shadowing Lab on October 30, 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.*