# trx vs Dipole calculator

The clearest difference is in-app purchases: trx at none against Dipole calculator's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Dipole calculator sells 1 one-off in-app purchase. trx asks for nothing beyond the download.

## The numbers

| Metric | trx | Dipole calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 23 months | — |
| Size | 20 MB | 43 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [micro systems](https://appshunter.io/developer/1023315804) | [Shital Gorasiya](https://appshunter.io/developer/1737199158) |

## What reviewers say

### trx

[App page](https://appshunter.io/ios/app/trx-control/id6478390481)

**Features:** macOS Compatibility

**In-app purchases:** none


### Dipole calculator

[App page](https://appshunter.io/ios/app/dipole-calculator/id6753586053)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Purchase | $8.99 | one-time |


## Frequently asked questions

### Is trx free?

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

### Is Dipole calculator free?

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

### Do trx or Dipole calculator have ads?

Neither trx nor Dipole calculator shows ads.

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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.*