# WV PROJECT vs smiledang

The clearest difference is update cadence: WV PROJECT at every 4 months against smiledang's every 22 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.

WV PROJECT ships an update every 4 months, smiledang every 22 months. The most recent releases landed on September 25, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | WV PROJECT | smiledang |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 22 months |
| Size | 70 MB | 71 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FMJ International Co. Ltd](https://appshunter.io/developer/1486122680) | [iSensBiz](https://appshunter.io/developer/1651148124) |

## What reviewers say

### WV PROJECT

[App page](https://appshunter.io/ios/app/wv-project/id1086162788)

**Features:** macOS Compatibility

**In-app purchases:** none


### smiledang

[App page](https://appshunter.io/ios/app/smiledang/id6736640922)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is WV PROJECT free?

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

### Is smiledang free?

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

### Do WV PROJECT or smiledang have ads?

Neither WV PROJECT nor smiledang shows ads.

### Which is updated more often, WV PROJECT or smiledang?

WV PROJECT ships an update every 4 months, and smiledang every 22 months. Most recently, WV PROJECT was updated on September 25, 2026 and smiledang on October 5, 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.*