# 班主任小秘书 vs CPL Prep

The clearest difference is in-app purchases: 班主任小秘书 at none against CPL Prep's 1. 班主任小秘书 also leads on update cadence (every 3 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. CPL Prep sells 1 one-off in-app purchase. 班主任小秘书 asks for nothing beyond the download.

班主任小秘书 ships an update every 3 days, CPL Prep fortnightly. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 班主任小秘书 | CPL Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Fortnightly |
| Size | 44 MB | 23 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [书艺 付](https://appshunter.io/developer/1869906507) | [Tomocreate, Inc.](https://appshunter.io/developer/1895224165) |

## What reviewers say

### 班主任小秘书

[App page](https://appshunter.io/ios/app/id6797754054)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### CPL Prep

[App page](https://appshunter.io/ios/app/cpl-prep/id6805091624)

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CPL Pro | $29.99 | one-time |


## Frequently asked questions

### Is 班主任小秘书 free?

班主任小秘书 is free to download, with no in-app purchases.

### Is CPL Prep free?

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

### Do 班主任小秘书 or CPL Prep have ads?

Neither 班主任小秘书 nor CPL Prep shows ads.

### Which is updated more often, 班主任小秘书 or CPL Prep?

班主任小秘书 ships an update every 3 days, and CPL Prep fortnightly. Most recently, 班主任小秘书 was updated on October 29, 2026 and CPL Prep on October 25, 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.*