# CellVkey vs 萬用計算機

The clearest difference is in-app purchases: CellVkey at none against 萬用計算機's 2. CellVkey also leads on update cadence (every 4 weeks vs every 2 months). 萬用計算機's advantage is iOS requirement (13.0 vs 15.4). On price, ads and device support there is nothing between them.

Both are free to download. 萬用計算機 sells 2 one-off in-app purchases. CellVkey asks for nothing beyond the download.

CellVkey ships an update every 4 weeks, 萬用計算機 every 2 months. The most recent releases landed on October 10, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | CellVkey | 萬用計算機 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Size | 18 MB | 157 MB |
| Requires iOS | 15.4 | **13.0** |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NESTECH CORPORATION, LTD.](https://appshunter.io/developer/438677844) | [Wang ShihWen](https://appshunter.io/developer/1697458052) |

## What reviewers say

### CellVkey

[App page](https://appshunter.io/ios/app/cellvkey/id1437756843)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### 萬用計算機

[App page](https://appshunter.io/ios/app/id6503681321)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 會員1個月 | $1.99 | one-time |
| 會員1年 | $14.99 | one-time |


## Frequently asked questions

### Is CellVkey free?

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

### Is 萬用計算機 free?

萬用計算機 is free to download, with in-app purchases available.

### Do CellVkey or 萬用計算機 have ads?

Neither CellVkey nor 萬用計算機 shows ads.

### Which is updated more often, CellVkey or 萬用計算機?

CellVkey ships an update every 4 weeks, and 萬用計算機 every 2 months. Most recently, CellVkey was updated on October 10, 2026 and 萬用計算機 on October 15, 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.*