# HIZ Kütüphanesi vs E12

The clearest difference is update cadence: E12 at weekly against HIZ Kütüphanesi's every 3 months. HIZ Kütüphanesi's advantage is iOS requirement (12.0 vs 15.1). On price, ads, 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.

HIZ Kütüphanesi ships an update every 3 months, E12 weekly. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | HIZ Kütüphanesi | E12 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (64 ratings)](https://appshunter.io/ios/app/hiz-kutuphanesi/id1434653174/reviews)** | — |
| Number of ratings | **64** | — |
| Positive reviews | 52.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free | — |
| Size | 93 MB | 60 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HIZ YAYIMCILIK BASIM DAGITIM SANAYI VE TICARET ANONIM SIRKETI](https://appshunter.io/developer/1325587884) | [EGITIM VE GELECEK BILISIM VE TEKNOLOJI HIZMETLERI SANAYI TICARET LIMITED SIRKETI](https://appshunter.io/developer/1707199219) |

## What reviewers say

### HIZ Kütüphanesi

[App page](https://appshunter.io/ios/app/hiz-kutuphanesi/id1434653174)

This mobile app provides teachers with access to digital textbooks for interactive lessons. It allows educators to present content on smart boards or personal devices, enhancing classroom engagement. Access is exclusive to teachers with smart board memberships.

**Highlights:** Digital textbook access, Interactive lesson presentation, Smart board integration, Device-agnostic lesson delivery, Teacher-exclusive access

**In-app purchases:** none


### E12

[App page](https://appshunter.io/ios/app/e12/id6753627969)

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

**In-app purchases:** none


## Frequently asked questions

### Is HIZ Kütüphanesi free?

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

### Is E12 free?

E12 is free to download, with no in-app purchases.

### Do HIZ Kütüphanesi or E12 have ads?

Neither HIZ Kütüphanesi nor E12 shows ads.

### Which is updated more often, HIZ Kütüphanesi or E12?

HIZ Kütüphanesi ships an update every 3 months, and E12 weekly. Most recently, HIZ Kütüphanesi was updated on November 6, 2026 and E12 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.*