# Academios vs ∫dx

The clearest difference is ads: ∫dx at none against Academios's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Academios sells 2 in-app purchases, starting at $24.99 per month and ∫dx sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Academios ships an update every 2 months, ∫dx monthly. The most recent releases landed on October 20, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Academios | ∫dx |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Monthly** |
| Size | 44 MB | 42 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Academios](https://appshunter.io/developer/1857460231) | [PRANEEL AGRAWAL](https://appshunter.io/developer/1868893039) |

## What reviewers say

### Academios

[App page](https://appshunter.io/ios/app/academios/id6755938095)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $24.99 | per month |
| Yearly Subcription | $199.99 | per year |


### ∫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 |


## Frequently asked questions

### Is Academios free?

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

### Is ∫dx free?

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

### Do Academios or ∫dx have ads?

Academios shows ads; ∫dx does not.

### Which is updated more often, Academios or ∫dx?

Academios ships an update every 2 months, and ∫dx monthly. Most recently, Academios was updated on October 20, 2026 and ∫dx on October 4, 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.*