# Errolux DSE數學錯題簿 vs MaTHE

The clearest difference is in-app purchases: MaTHE at none against Errolux DSE數學錯題簿's 3. Errolux DSE數學錯題簿's advantage is update cadence (daily vs every 4 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Errolux DSE數學錯題簿 sells 3 in-app purchases, starting at $4.99 per month. MaTHE asks for nothing beyond the download.

Errolux DSE數學錯題簿 ships an update daily, MaTHE every 4 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Errolux DSE數學錯題簿 | MaTHE |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Daily** | Every 4 days |
| Size | 62 MB | 54 MB |
| Requires iOS | **15.0.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Kin Wai NG](https://appshunter.io/developer/1848593790) | [chak wing chan](https://appshunter.io/developer/6792325619) |

## What reviewers say

### Errolux DSE數學錯題簿

[App page](https://appshunter.io/ios/app/errolux-dse/id6754518544)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Errolux Pro - Monthly Subscription | $4.99 | per month |
| Errolux Pro - Annual Subscription | $34.99 | per year |
| Errolux Pro User | $69.99 | one-time |


### MaTHE

[App page](https://appshunter.io/ios/app/mathe/id6792325616)

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

**In-app purchases:** none


## Frequently asked questions

### Is Errolux DSE數學錯題簿 free?

Errolux DSE數學錯題簿 is free to download, with in-app purchases available.

### Is MaTHE free?

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

### Do Errolux DSE數學錯題簿 or MaTHE have ads?

Neither Errolux DSE數學錯題簿 nor MaTHE shows ads.

### Which is updated more often, Errolux DSE數學錯題簿 or MaTHE?

Errolux DSE數學錯題簿 ships an update daily, and MaTHE every 4 days. Most recently, Errolux DSE數學錯題簿 was updated on October 24, 2026 and MaTHE on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*