# JHS Library vs SciQuiz

The clearest difference is ads: JHS Library at none against SciQuiz's shown. JHS Library also leads on iOS requirement (8.2 vs 15.0). SciQuiz's advantage is update cadence (every 3 months vs every 15 months). On price, in-app purchases and device support there is nothing between them.

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

JHS Library ships an update every 15 months, SciQuiz every 3 months. The most recent releases landed on September 11, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | JHS Library | SciQuiz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (53 ratings)](https://appshunter.io/ios/app/sciquiz-science-quiz/id1440078272/reviews)** |
| Number of ratings | — | **53** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 15 months | **Every 3 months** |
| Monetization | — | Ad-supported |
| Size | 30 MB | 297 MB |
| Requires iOS | **8.2** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 9+ |
| Developer | [Openserve Co.,Ltd.](https://appshunter.io/developer/479158615) | [Jianfeng Wu](https://appshunter.io/developer/1435210283) |

## What reviewers say

### JHS Library

[App page](https://appshunter.io/ios/app/jhs-library/id1373144994)

**Features:** macOS Compatibility

**In-app purchases:** none


### SciQuiz

[App page](https://appshunter.io/ios/app/sciquiz-science-quiz/id1440078272)

Engage with over 45,000 science quizzes covering biology, chemistry, geography, and physics. Explore scientific concepts through interactive 3D models and discover the world of science with curated news summaries.

**Highlights:** Extensive quiz library (45,000+), Biology, Chemistry, Geography, Physics topics, Interactive 3D molecule models, Microcosm exploration, Science and health news summaries, Experiment-based learning

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is JHS Library free?

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

### Is SciQuiz free?

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

### Do JHS Library or SciQuiz have ads?

SciQuiz shows ads; JHS Library does not.

### Which is updated more often, JHS Library or SciQuiz?

JHS Library ships an update every 15 months, and SciQuiz every 3 months. Most recently, JHS Library was updated on September 11, 2026 and SciQuiz on September 20, 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.*