# Derive vs Citizenship Test Australia RML

The clearest difference is update cadence: Derive at every 3 days against Citizenship Test Australia RML's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Derive sells 6 in-app purchases, starting at $8.99 per month and Citizenship Test Australia RML sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Derive ships an update every 3 days, Citizenship Test Australia RML every 6 weeks. The most recent releases landed on October 23, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Derive | Citizenship Test Australia RML |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (26 ratings)](https://appshunter.io/ios/app/derive-handwritten-math-notes/id6763991536/reviews)** | — |
| Number of ratings | **26** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 6 weeks |
| Monetization | Subscription | — |
| Size | 80 MB | 17 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Derive Notes Pty Ltd](https://appshunter.io/developer/1895589672) | [Rivermap Ai Solutions Ltd](https://appshunter.io/developer/1880642479) |

## What reviewers say

### Derive

[App page](https://appshunter.io/ios/app/derive-handwritten-math-notes/id6763991536)

This app provides an infinite canvas for handwritten math and science notes. It uses AI to recognize your handwriting, offering a live tutor for step-by-step assistance directly within your notes. Organize your work into notebooks that sync across devices.

**Highlights:** Infinite canvas for note-taking, Handwritten math recognition, Live AI tutor for step-by-step help, Notebook and page organization, Cross-device syncing, Light, dark, and sepia themes

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Derive Pro (Monthly, student) | $8.99 | per month |
| Derive Pro (Monthly) | $9.99 | per month |
| Derive Pro (Monthly, invited) | $9.99 | per month |
| Derive Pro (Yearly, student) | $75.00 | per year |
| Derive Pro (Annual) | $83.90 | per year |
| Derive Pro (Annual, invited) | $83.90 | per year |


### Citizenship Test Australia RML

[App page](https://appshunter.io/ios/app/citizenship-test-australia-rml/id6779477294)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Everything | $5.99 | one-time |


## Frequently asked questions

### Is Derive free?

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

### Is Citizenship Test Australia RML free?

Citizenship Test Australia RML is free to download, with in-app purchases available.

### Do Derive or Citizenship Test Australia RML have ads?

Neither Derive nor Citizenship Test Australia RML shows ads.

### Which is updated more often, Derive or Citizenship Test Australia RML?

Derive ships an update every 3 days, and Citizenship Test Australia RML every 6 weeks. Most recently, Derive was updated on October 23, 2026 and Citizenship Test Australia RML on October 17, 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.*