# DSE 數學公式 vs Check

The clearest difference is review sentiment: DSE 數學公式 at 100% against Check's 17%. DSE 數學公式 also leads on rating (5.0 vs 1.0). Check's advantage is ratings volume (4 vs 1) and iOS requirement (12.0 vs 15.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

DSE 數學公式 holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews point the same way: 100% of DSE 數學公式's written reviews are positive against 17% of Check's.

DSE 數學公式 ships an update every 3 months, Check every 2 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | DSE 數學公式 | Check |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dse/id1268404729/reviews)** | [1.0 (4 ratings)](https://appshunter.io/ios/app/check-in-smart-hkdse/id1601912982/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | **100.0% of reviews** | 17.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 27 MB | 44 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Moux Interactive Limited](https://appshunter.io/developer/1268404728) | [Hong Kong Examinations And Assessment Authority](https://appshunter.io/developer/1515449413) |

## 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


### Check

[App page](https://appshunter.io/ios/app/check-in-smart-hkdse/id1601912982)

This application helps HKDSE candidates manage their examination schedules and perform self check-in at designated examination centers. It provides essential information for students preparing for their exams.

**Highlights:** View examination schedule, Perform self check-in, Access examination hall center information, Manage exam details

**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 Check free?

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

### Which has better reviews, DSE 數學公式 or Check?

DSE 數學公式 is rated higher. DSE 數學公式 averages 5.0 out of 5 from 1 ratings, while Check averages 1.0 from 4 ratings.

### Do DSE 數學公式 or Check have ads?

Neither DSE 數學公式 nor Check shows ads.

### Which is updated more often, DSE 數學公式 or Check?

DSE 數學公式 ships an update every 3 months, and Check every 2 months. Most recently, DSE 數學公式 was updated on October 24, 2026 and Check on October 24, 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.*