# 2ebook Store Reader vs OIC E

The clearest difference is update cadence: 2ebook Store Reader at every 3 weeks against OIC E's every 4 months. 2ebook Store Reader also leads on iOS requirement (9.0 vs 13.0). 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.

2ebook Store Reader ships an update every 3 weeks, OIC E every 4 months. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | 2ebook Store Reader | OIC E |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Size | 5 MB | 17 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [STAQ Technologies Co., Ltd.](https://appshunter.io/developer/506659247) | [Office of Insurance Commission](https://appshunter.io/developer/967700749) |

## What reviewers say

### 2ebook Store Reader

[App page](https://appshunter.io/ios/app/2ebook-store-reader/id737717092)

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

**In-app purchases:** none


### OIC E

[App page](https://appshunter.io/ios/app/oic-e-library/id1622806992)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 2ebook Store Reader free?

2ebook Store Reader is free to download, with no in-app purchases.

### Is OIC E free?

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

### Do 2ebook Store Reader or OIC E have ads?

Neither 2ebook Store Reader nor OIC E shows ads.

### Which is updated more often, 2ebook Store Reader or OIC E?

2ebook Store Reader ships an update every 3 weeks, and OIC E every 4 months. Most recently, 2ebook Store Reader was updated on November 6, 2026 and OIC E on November 7, 2026.

---

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