# LabStar vs Science Quiz Ultimate

The clearest difference is in-app purchases: Science Quiz Ultimate at none against LabStar's 1. Science Quiz Ultimate also leads on ads (none vs shown). LabStar's advantage is iOS requirement (12.4 vs 15.6). On price, update cadence and device support there is nothing between them.

Both are free to download. LabStar sells 1 in-app purchase, starting at $5.99 per year. Science Quiz Ultimate asks for nothing beyond the download.

LabStar ships an update fortnightly, Science Quiz Ultimate every 3 weeks. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | LabStar | Science Quiz Ultimate |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Size | 38 MB | 53 MB |
| Requires iOS | **12.4** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sencer Corlu](https://appshunter.io/developer/1411949413) | [JON GUILLO RODRIGUEZ](https://appshunter.io/developer/1691794866) |

## What reviewers say

### LabStar

[App page](https://appshunter.io/ios/app/labstar/id1497440572)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LabStar App Subscription | $5.99 | per year |


### Science Quiz Ultimate

[App page](https://appshunter.io/ios/app/science-quiz-ultimate/id6749441911)

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

**In-app purchases:** none


## Frequently asked questions

### Is LabStar free?

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

### Is Science Quiz Ultimate free?

Science Quiz Ultimate is free to download, with no in-app purchases.

### Do LabStar or Science Quiz Ultimate have ads?

LabStar shows ads; Science Quiz Ultimate does not.

### Which is updated more often, LabStar or Science Quiz Ultimate?

LabStar ships an update fortnightly, and Science Quiz Ultimate every 3 weeks. Most recently, LabStar was updated on November 7, 2026 and Science Quiz Ultimate on October 30, 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.*