# Sách Vip vs UNETI Library

The clearest difference is update cadence: UNETI Library at monthly against Sách Vip's every 8 months. 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.

Sách Vip ships an update every 8 months, UNETI Library monthly. The most recent releases landed on October 25, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Sách Vip | UNETI Library |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Monthly** |
| Size | 2 MB | 95 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nguyen Chu Nam Phuong](https://appshunter.io/developer/1411840529) | [D&L Technology Integration And Consulting Joint Stock Company](https://appshunter.io/developer/1436285979) |

## What reviewers say

### Sách Vip

[App page](https://appshunter.io/ios/app/sach-vip/id6459021234)

**Features:** macOS Compatibility

**In-app purchases:** none


### UNETI Library

[App page](https://appshunter.io/ios/app/uneti-library/id6473888795)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sách Vip free?

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

### Is UNETI Library free?

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

### Do Sách Vip or UNETI Library have ads?

Neither Sách Vip nor UNETI Library shows ads.

### Which is updated more often, Sách Vip or UNETI Library?

Sách Vip ships an update every 8 months, and UNETI Library monthly. Most recently, Sách Vip was updated on October 25, 2026 and UNETI Library on November 4, 2026.

---

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