# HKDSE Math Practice & Notes vs 5

The clearest difference is ads: HKDSE Math Practice & Notes at none against 5's shown. HKDSE Math Practice & Notes also leads on update cadence (every 3 days vs weekly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. HKDSE Math Practice & Notes sells 3 one-off in-app purchases and 5 sells 3 in-app purchases, starting at $8.99 per 3 months. Whichever you choose, the download price is not the number that matters.

HKDSE Math Practice & Notes ships an update every 3 days, 5 weekly. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | HKDSE Math Practice & Notes | 5 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Weekly |
| Size | 145 MB | 12 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pickmy AI](https://appshunter.io/developer/1869516043) | [香港導師聯會 HK Tutor Link](https://appshunter.io/developer/6789961509) |

## What reviewers say

### HKDSE Math Practice & Notes

[App page](https://appshunter.io/ios/app/hkdse-math-practice-and-notes/id6809379110)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 90-day Pro Offer | $19.99 | one-time |
| Math Pro 180 Days | $19.99 | one-time |
| Math Pro 90 Days | $19.99 | one-time |


### 5

[App page](https://appshunter.io/ios/app/5-min-hkdse-maths-mc-practice/id6817887731)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DSE Maths 3-Month Premium | $8.99 | per 3 months |
| DSE Maths Annual Premium | $12.99 | per year |
| DSE Maths Lifetime Premium | $12.99 | one-time |


## Frequently asked questions

### Is HKDSE Math Practice & Notes free?

HKDSE Math Practice & Notes is free to download, with in-app purchases available.

### Is 5 free?

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

### Do HKDSE Math Practice & Notes or 5 have ads?

5 shows ads; HKDSE Math Practice & Notes does not.

### Which is updated more often, HKDSE Math Practice & Notes or 5?

HKDSE Math Practice & Notes ships an update every 3 days, and 5 weekly. Most recently, HKDSE Math Practice & Notes was updated on October 29, 2026 and 5 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.*