# Veca Vựa Số vs USU

The clearest difference is update cadence: Veca Vựa Số at every 3 days against USU's every 2 weeks. 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.

Veca Vựa Số ships an update every 3 days, USU every 2 weeks. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Veca Vựa Số | USU |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Size | 62 MB | 52 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [VECA CO.,LTD](https://appshunter.io/developer/1597417951) | [Usu Solution](https://appshunter.io/developer/6789863204) |

## What reviewers say

### Veca Vựa Số

[App page](https://appshunter.io/ios/app/veca-vua-so/id6470156201)

**In-app purchases:** none


### USU

[App page](https://appshunter.io/ios/app/usu/id6789863202)

**In-app purchases:** none


## Frequently asked questions

### Is Veca Vựa Số free?

Veca Vựa Số is free to download, with no in-app purchases.

### Is USU free?

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

### Do Veca Vựa Số or USU have ads?

Neither Veca Vựa Số nor USU shows ads.

### Which is updated more often, Veca Vựa Số or USU?

Veca Vựa Số ships an update every 3 days, and USU every 2 weeks. Most recently, Veca Vựa Số was updated on October 6, 2026 and USU on October 24, 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.*