# eClass Teacher Taiwan vs Lock & Learn

The clearest difference is in-app purchases: eClass Teacher Taiwan at none against Lock & Learn's 2. eClass Teacher Taiwan also leads on iOS requirement (15.0 vs 18.6). Lock & Learn's advantage is update cadence (every 2 days vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Lock & Learn sells 2 in-app purchases, starting at $2.99 per month. eClass Teacher Taiwan asks for nothing beyond the download.

eClass Teacher Taiwan ships an update every 3 months, Lock & Learn every 2 days. The most recent releases landed on October 16, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | eClass Teacher Taiwan | Lock & Learn |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lock-and-learn/id6811321479/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Monetization | — | Freemium |
| Size | 50 MB | 48 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [eClass Limited](https://appshunter.io/developer/1683448274) | [Brendan Mullan](https://appshunter.io/developer/6811321481) |

## What reviewers say

### eClass Teacher Taiwan

[App page](https://appshunter.io/ios/app/eclass-teacher-taiwan/id1494814446)

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

**In-app purchases:** none


### Lock & Learn

[App page](https://appshunter.io/ios/app/lock-and-learn/id6811321479)

This educational app encourages children to learn Chinese characters by writing them from memory. Correct strokes and words earn play time for selected apps, promoting a 'homework first' approach to screen time. It follows traditional teaching methods with stroke order and character breakdown.

**Highlights:** Write Chinese characters from memory, Earn app usage time with correct strokes, Traditional stroke order and character teaching, Customizable word lists for homework, Progress tracking with levels and reviews, Parental controls and PIN protection

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Extra characters + Block | $2.99 | per month |
| Extra characters + Block | $29.99 | per year |


## Frequently asked questions

### Is eClass Teacher Taiwan free?

eClass Teacher Taiwan is free to download, with no in-app purchases.

### Is Lock & Learn free?

Lock & Learn is free to download, with in-app purchases available.

### Do eClass Teacher Taiwan or Lock & Learn have ads?

Neither eClass Teacher Taiwan nor Lock & Learn shows ads.

### Which is updated more often, eClass Teacher Taiwan or Lock & Learn?

eClass Teacher Taiwan ships an update every 3 months, and Lock & Learn every 2 days. Most recently, eClass Teacher Taiwan was updated on October 16, 2026 and Lock & Learn on October 21, 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.*