# smiledang vs chamcharmbio(ccbio)

The clearest difference is device support: smiledang at 2 against chamcharmbio(ccbio)'s —. On price, update cadence, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

smiledang ships an update every 22 months, chamcharmbio(ccbio) every 15 months. The most recent releases landed on September 18, 2026 and June 20, 2026 respectively.

## The numbers

| Metric | smiledang | chamcharmbio(ccbio) |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 22 months | **Every 15 months** |
| Size | 71 MB | 71 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [iSensBiz](https://appshunter.io/developer/1651148124) | [Chamcharm Bio Co.,Ltd](https://appshunter.io/developer/1802143005) |

## What reviewers say

### smiledang

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

**Features:** Vision Pro support

**In-app purchases:** none


### chamcharmbio(ccbio)

[App page](https://appshunter.io/ios/app/chamcharmbioccbio/id6743309958)

**In-app purchases:** none


## Frequently asked questions

### Is smiledang free?

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

### Is chamcharmbio(ccbio) free?

chamcharmbio(ccbio) is free to download, with no in-app purchases.

### Which is updated more often, smiledang or chamcharmbio(ccbio)?

smiledang ships an update every 22 months, and chamcharmbio(ccbio) every 15 months. Most recently, smiledang was updated on September 18, 2026 and chamcharmbio(ccbio) on June 20, 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.*