# ∫dx vs Ace TMUA

The clearest difference is update cadence: Ace TMUA at every 2 days against ∫dx's monthly. ∫dx's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. ∫dx sells 2 in-app purchases, starting at $4.99 per month and Ace TMUA sells 3 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

∫dx ships an update monthly, Ace TMUA every 2 days. The most recent releases landed on October 4, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | ∫dx | Ace TMUA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 days** |
| Size | 42 MB | 74 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [PRANEEL AGRAWAL](https://appshunter.io/developer/1868893039) | [Finn Elliott](https://appshunter.io/developer/6795617804) |

## 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 |


### Ace TMUA

[App page](https://appshunter.io/ios/app/ace-tmua/id6795617802)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ace TMUA Premium Monthly | $7.99 | per month |
| Ace TMUA Premium Season Pass | $14.99 | per 3 months |
| Ace TMUA Premium Annual | $29.99 | per year |


## Frequently asked questions

### Is ∫dx free?

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

### Is Ace TMUA free?

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

### Do ∫dx or Ace TMUA have ads?

Neither ∫dx nor Ace TMUA shows ads.

### Which is updated more often, ∫dx or Ace TMUA?

∫dx ships an update monthly, and Ace TMUA every 2 days. Most recently, ∫dx was updated on October 4, 2026 and Ace TMUA on October 15, 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.*