# Frequency Conversion vs Dipole calculator

The clearest difference is price: Dipole calculator at Free against Frequency Conversion's $2.99. Dipole calculator also leads on iOS requirement (13.0 vs 17.6). Frequency Conversion's advantage is in-app purchases (none vs 1). On ads and device support there is nothing between them.

Dipole calculator is free to download; Frequency Conversion costs $2.99 up front. Dipole calculator sells 1 one-off in-app purchase. Frequency Conversion asks for nothing beyond the download.

## The numbers

| Metric | Frequency Conversion | Dipole calculator |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 22 months | — |
| Size | 2 MB | 43 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Heng Jia Liang](https://appshunter.io/developer/1532000635) | [Shital Gorasiya](https://appshunter.io/developer/1737199158) |

## What reviewers say

### Frequency Conversion

[App page](https://appshunter.io/ios/app/frequency-conversion/id6444392460)

**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 Frequency Conversion free?

Frequency Conversion costs $2.99, with no in-app purchases.

### Is Dipole calculator free?

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

### Do Frequency Conversion or Dipole calculator have ads?

Neither Frequency Conversion 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.*