# Drillster vs MOS Universal Player HD

The clearest difference is device support: Drillster at 3 against MOS Universal Player HD's 1. MOS Universal Player HD's advantage is iOS requirement (11.0 vs 15.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Drillster ships an update every 5 weeks, MOS Universal Player HD monthly. The most recent releases landed on September 16, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Drillster | MOS Universal Player HD |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free | — |
| Size | 43 MB | 6 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Drillster BV](https://appshunter.io/developer/429175118) | [MindOnSite SA](https://appshunter.io/developer/570183161) |

## What reviewers say

### Drillster

[App page](https://appshunter.io/ios/app/drillster/id429175115)

This educational app enhances knowledge retention through adaptive learning, microlearning, and instant feedback. It features a new drill player with improved visuals and gamification, helping users track their progress and reach proficiency.

**Highlights:** Adaptive learning methodology, Microlearning approach, Instant feedback after exercises, Progress tracking and proficiency goals, Improved visual display for media, Gamification elements

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

**In-app purchases:** none


### MOS Universal Player HD

[App page](https://appshunter.io/ios/app/mos-universal-player-hd/id1513574965)

**In-app purchases:** none


## Frequently asked questions

### Is Drillster free?

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

### Is MOS Universal Player HD free?

MOS Universal Player HD is free to download, with no in-app purchases.

### Do Drillster or MOS Universal Player HD have ads?

Neither Drillster nor MOS Universal Player HD shows ads.

### Which is updated more often, Drillster or MOS Universal Player HD?

Drillster ships an update every 5 weeks, and MOS Universal Player HD monthly. Most recently, Drillster was updated on September 16, 2026 and MOS Universal Player HD on September 21, 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.*