# ∫dx vs Tutorboard Whiteboard

The clearest difference is update cadence: Tutorboard Whiteboard at weekly against ∫dx's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ∫dx sells 2 in-app purchases, starting at $4.99 per month and Tutorboard Whiteboard sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

∫dx ships an update monthly, Tutorboard Whiteboard weekly. Both last shipped on October 31, 2026.

## The numbers

| Metric | ∫dx | Tutorboard Whiteboard |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Size | 42 MB | 3 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [PRANEEL AGRAWAL](https://appshunter.io/developer/1868893039) | [SOLO BAY LTD](https://appshunter.io/developer/6792509963) |

## What reviewers say

### ∫dx

[App page](https://appshunter.io/ios/app/dx-a-level-maths-practice/id6758026965)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| dx Premium Monthly | $4.99 | per month |
| dx Premium Annual | $12.99 | per year |


### Tutorboard Whiteboard

[App page](https://appshunter.io/ios/app/tutorboard-whiteboard/id6794382396)

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Restricted-network route | $1.99 | per month |
| Tutorboard Base | $4.99 | per month |
| Parent access | $5.00 | per month |
| Tutorboard Premium | $9.99 | per month |


## Frequently asked questions

### Is ∫dx free?

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

### Is Tutorboard Whiteboard free?

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

### Do ∫dx or Tutorboard Whiteboard have ads?

Neither ∫dx nor Tutorboard Whiteboard shows ads.

### Which is updated more often, ∫dx or Tutorboard Whiteboard?

∫dx ships an update monthly, and Tutorboard Whiteboard weekly. Most recently, ∫dx was updated on October 31, 2026 and Tutorboard Whiteboard on October 31, 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.*