# DSE 數學公式 vs 探索中文+

The clearest difference is price: DSE 數學公式 at Free against 探索中文+'s $0.99. DSE 數學公式 also leads on iOS requirement (15.0 vs 26.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

DSE 數學公式 is free to download; 探索中文+ costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 17, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | DSE 數學公式 | 探索中文+ |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dse/id1268404729/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | — |
| Size | 27 MB | 5 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Moux Interactive Limited](https://appshunter.io/developer/1268404728) | [Kai Hin Tsoi](https://appshunter.io/developer/1618879551) |

## What reviewers say

### DSE 數學公式

[App page](https://appshunter.io/ios/app/dse/id1268404729)

Access essential formulas and theorems for the HKDSE Mathematics exam. This app helps Hong Kong students easily find and bookmark key information for revision. It supports English and Chinese languages.

**Highlights:** Formulas and theorems for HKDSE Math, Graph visualizations for formulas, Bookmark important pages, Supports English, Traditional Chinese, Simplified Chinese, Covers various math categories

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

**In-app purchases:** none


### 探索中文+

[App page](https://appshunter.io/ios/app/plus/id6444897972)

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

**In-app purchases:** none


## Frequently asked questions

### Is DSE 數學公式 free?

DSE 數學公式 is free to download, with no in-app purchases.

### Is 探索中文+ free?

探索中文+ costs $0.99, with no in-app purchases.

### Do DSE 數學公式 or 探索中文+ have ads?

Neither DSE 數學公式 nor 探索中文+ shows ads.

### Which is updated more often, DSE 數學公式 or 探索中文+?

DSE 數學公式 ships an update every 3 months, and 探索中文+ every 3 months. Most recently, DSE 數學公式 was updated on October 17, 2026 and 探索中文+ on October 4, 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.*