# 語璽智慧藍牙鋰電池 vs OLBY

The clearest difference is device support: 語璽智慧藍牙鋰電池 at 3 against OLBY's —. OLBY's advantage is iOS requirement (9.3 vs 15.6). On price and in-app purchases there is nothing between them.

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

## The numbers

| Metric | 語璽智慧藍牙鋰電池 | OLBY |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 2 weeks | — |
| Size | 105 MB | 17 MB |
| Requires iOS | 15.6 | **9.3** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Ying Chin Cheng](https://appshunter.io/developer/1778385069) | [长金 赵](https://appshunter.io/developer/1107811328) |

## What reviewers say

### 語璽智慧藍牙鋰電池

[App page](https://appshunter.io/ios/app/id6444094642)

**Features:** macOS Compatibility

**In-app purchases:** none


### OLBY

[App page](https://appshunter.io/ios/app/olby/id6463584602)

**In-app purchases:** none


## Frequently asked questions

### Is 語璽智慧藍牙鋰電池 free?

語璽智慧藍牙鋰電池 is free to download, with no in-app purchases.

### Is OLBY free?

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

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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.*