# Pound Calculator vs Transmulator

The clearest difference is in-app purchases: Pound Calculator at none against Transmulator's 1. Pound Calculator also leads on device support (3 vs 1) and iOS requirement (9.0 vs 17.0). On price, update cadence and ads there is nothing between them.

Both are free to download. Transmulator sells 1 one-off in-app purchase. Pound Calculator asks for nothing beyond the download.

Pound Calculator ships an update weekly, Transmulator fortnightly. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Pound Calculator | Transmulator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Size | 16 MB | 2 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [TAS Company Limited.](https://appshunter.io/developer/1291818571) | [Yeong Bing Ong](https://appshunter.io/developer/1896729514) |

## What reviewers say

### Pound Calculator

[App page](https://appshunter.io/ios/app/pound-calculator-pound-conv/id1460222098)

**Features:** macOS Compatibility

**In-app purchases:** none


### Transmulator

[App page](https://appshunter.io/ios/app/transmulator-unit-converter/id6776280280)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Transmulator Pro | $2.99 | one-time |


## Frequently asked questions

### Is Pound Calculator free?

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

### Is Transmulator free?

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

### Do Pound Calculator or Transmulator have ads?

Neither Pound Calculator nor Transmulator shows ads.

### Which is updated more often, Pound Calculator or Transmulator?

Pound Calculator ships an update weekly, and Transmulator fortnightly. Most recently, Pound Calculator was updated on October 26, 2026 and Transmulator on October 24, 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.*