# XMUX vs digital PSAT math

The clearest difference is price: XMUX at Free against digital PSAT math's $6.99. digital PSAT math's advantage is review sentiment (100% vs 67%) and update cadence (fortnightly vs every 2 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

XMUX is free to download; digital PSAT math costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

XMUX ships an update every 2 months, digital PSAT math fortnightly. The most recent releases landed on October 1, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | XMUX | digital PSAT math |
| --- | --- | --- |
| Price | **Free** | $6.99 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | **Free** | Paid |
| Size | 29 MB | 182 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Xiamen University](https://appshunter.io/developer/1180899254) | [IOANNIS LABADAS](https://appshunter.io/developer/1495723936) |

## What reviewers say

### XMUX

[App page](https://appshunter.io/ios/app/xmux/id1366324008)

Access your academic schedule, exam results, and campus resources in one place. This app helps you manage your timetable, calculate GPA, and find important campus information.

**Highlights:** Academic calendar and event management, GPA calculation and exam result checking, Campus shuttle and transport scheduling, Problem-solving tools (Wolfram Engine, GeoGebra), Campus service access (VISA, maintenance, lost & found)

**Features:** macOS Compatibility

**In-app purchases:** none


### digital PSAT math

[App page](https://appshunter.io/ios/app/digital-psat-math/id1495723937)

Prepare for the digital PSAT math section with over 365 unique exercises and practice tests. Features include worked-out solutions, grid-in format practice, and customizable tests to improve your math scores.

**Highlights:** 365 practice exercises, Worked-out solutions, Grid-in format practice, Customizable test creation, Progress tracking, Printable tests and scores

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is XMUX free?

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

### Is digital PSAT math free?

digital PSAT math costs $6.99, with no in-app purchases.

### Do XMUX or digital PSAT math have ads?

Neither XMUX nor digital PSAT math shows ads.

### Which is updated more often, XMUX or digital PSAT math?

XMUX ships an update every 2 months, and digital PSAT math fortnightly. Most recently, XMUX was updated on October 1, 2026 and digital PSAT math on October 8, 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.*