# Science Audio eBooks 2 vs Scientify

The clearest difference is price: Scientify at Free against Science Audio eBooks 2's $9.99. Scientify also leads on update cadence (every 3 months vs every 41 months). Science Audio eBooks 2's advantage is iOS requirement (13.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

Scientify is free to download; Science Audio eBooks 2 costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Science Audio eBooks 2 ships an update every 41 months, Scientify every 3 months. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Science Audio eBooks 2 | Scientify |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 41 months | **Every 3 months** |
| Size | 22 MB | 4 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KnowleMedia](https://appshunter.io/developer/1163260545) | [NIPSAPP GAMING SOFTWARE PRIVATE LIMITED](https://appshunter.io/developer/1371034533) |

## What reviewers say

### Science Audio eBooks 2

[App page](https://appshunter.io/ios/app/science-audio-ebooks-2/id6449614729)

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

**In-app purchases:** none


### Scientify

[App page](https://appshunter.io/ios/app/scientify-gamified-science/id6787018845)

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

**In-app purchases:** none


## Frequently asked questions

### Is Science Audio eBooks 2 free?

Science Audio eBooks 2 costs $9.99, with no in-app purchases.

### Is Scientify free?

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

### Do Science Audio eBooks 2 or Scientify have ads?

Neither Science Audio eBooks 2 nor Scientify shows ads.

### Which is updated more often, Science Audio eBooks 2 or Scientify?

Science Audio eBooks 2 ships an update every 41 months, and Scientify every 3 months. Most recently, Science Audio eBooks 2 was updated on November 3, 2026 and Scientify on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*