# ConvertX vs multiple operation calculator

The clearest difference is in-app purchases: multiple operation calculator at none against ConvertX's 3. multiple operation calculator also leads on update cadence (every 2 weeks vs every 9 months). ConvertX's advantage is ads (none vs shown) and iOS requirement (11.0 vs 15.8.3). On price and device support there is nothing between them.

Both are free to download. ConvertX sells 3 one-off in-app purchases. multiple operation calculator asks for nothing beyond the download.

ConvertX ships an update every 9 months, multiple operation calculator every 2 weeks. The most recent releases landed on September 10, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | ConvertX | multiple operation calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/convertx-currency-converter/id424562537/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 70.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 19 MB | 35 MB |
| Requires iOS | **11.0** | 15.8.3 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mallow Technologies Private Limited](https://appshunter.io/developer/416807590) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### ConvertX

[App page](https://appshunter.io/ios/app/convertx-currency-converter/id424562537)

This utility app offers comprehensive unit and currency conversion, featuring a vast library of 782 units across 56 categories. It includes popular and rare units, a powerful search function, and a favorites list for quick access. Real-time currency exchange rates are also provided.

**Highlights:** 782 units in 56 categories, Popular and rare unit support, Powerful search functionality, Favorites for quick access, Real-time currency exchange rates, In-built calculator, Customizable themes

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Good | Free | one-time |
| Excellent! | Free | one-time |
| Wow!! | Free | one-time |


### multiple operation calculator

[App page](https://appshunter.io/ios/app/multiple-operation-calculator/id6499478564)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ConvertX free?

ConvertX is free to download, with in-app purchases available.

### Is multiple operation calculator free?

multiple operation calculator is free to download, with no in-app purchases.

### Do ConvertX or multiple operation calculator have ads?

multiple operation calculator shows ads; ConvertX does not.

### Which is updated more often, ConvertX or multiple operation calculator?

ConvertX ships an update every 9 months, and multiple operation calculator every 2 weeks. Most recently, ConvertX was updated on September 10, 2026 and multiple operation calculator on September 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.*