# SES AR vs ∫dx

The clearest difference is in-app purchases: SES AR at none against ∫dx's 2. SES AR also leads on iOS requirement (11.4 vs 15.1). On price, update cadence, ads 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. SES AR asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 11, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | SES AR | ∫dx |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/ses-ar/id1452845074/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free | — |
| Size | 220 MB | 42 MB |
| Requires iOS | **11.4** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bloc Digital](https://appshunter.io/developer/873078731) | [PRANEEL AGRAWAL](https://appshunter.io/developer/1868893039) |

## What reviewers say

### SES AR

[App page](https://appshunter.io/ios/app/ses-ar/id1452845074)

Explore STEM careers and the applications of virtual and augmented reality through interactive 3D models. Learn about real-world engineering procedures and how technology brings complex concepts to life.

**Highlights:** STEM career exploration, Virtual and augmented reality applications, Interactive 3D models, Real-world engineering procedures, Simulated and augmented reality modes

**Features:** macOS Compatibility

**In-app purchases:** none


### ∫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 SES AR free?

SES AR is free to download, with no in-app purchases.

### Is ∫dx free?

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

### Do SES AR or ∫dx have ads?

Neither SES AR nor ∫dx shows ads.

### Which is updated more often, SES AR or ∫dx?

SES AR ships an update monthly, and ∫dx monthly. Most recently, SES AR was updated on October 11, 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.*