# Đọc Sách Nhanh vs DECOM

The clearest difference is update cadence: DECOM at every 4 months against Đọc Sách Nhanh's every 14 months. Đọc Sách Nhanh's advantage is iOS requirement (11.0 vs 15.5). 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.

Đọc Sách Nhanh ships an update every 14 months, DECOM every 4 months. The most recent releases landed on November 3, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Đọc Sách Nhanh | DECOM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/oc-sach-nhanh/id1618356859/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 59 MB | 174 MB |
| Requires iOS | **11.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [VIETNAM - VINATEKS TECHNOLOGY CORPORATION](https://appshunter.io/developer/1560838170) | [Dstore](https://appshunter.io/developer/1480184489) |

## What reviewers say

### Đọc Sách Nhanh

[App page](https://appshunter.io/ios/app/oc-sach-nhanh/id1618356859)

Unlock your mind for reading and elevate your daily "brain food" choices to significantly improve your quality of life. This app offers a simple, user-friendly design with smart product search and account management.

**Highlights:** Open-minded reading techniques, Selecting daily brain food, Improving quality of life, Simple and user-friendly design, Smart product search, Account registration and login

**Features:** macOS Compatibility

**In-app purchases:** none


### DECOM

[App page](https://appshunter.io/ios/app/decom/id6514327250)

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

**In-app purchases:** none


## Frequently asked questions

### Is Đọc Sách Nhanh free?

Đọc Sách Nhanh is free to download, with no in-app purchases.

### Is DECOM free?

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

### Do Đọc Sách Nhanh or DECOM have ads?

Neither Đọc Sách Nhanh nor DECOM shows ads.

### Which is updated more often, Đọc Sách Nhanh or DECOM?

Đọc Sách Nhanh ships an update every 14 months, and DECOM every 4 months. Most recently, Đọc Sách Nhanh was updated on November 3, 2026 and DECOM on October 14, 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.*