# RF Tools vs Twhirleds

The clearest difference is rating: Twhirleds at 5.0 against RF Tools's 3.0. RF Tools's advantage is ratings volume (3 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Twhirleds holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

RF Tools ships an update every 14 months, Twhirleds every 12 months. The most recent releases landed on October 5, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | RF Tools | Twhirleds |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (3 ratings)](https://appshunter.io/ios/app/rf-tools/id525678686/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/twhirleds/id962674836/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 12 months** |
| Monetization | Free | Free |
| Size | 12 MB | 5 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [HUBER + SUHNER AG](https://appshunter.io/developer/525678889) | [Vision Edge, L.L.C.](https://appshunter.io/developer/962674835) |

## What reviewers say

### RF Tools

[App page](https://appshunter.io/ios/app/rf-tools/id525678686)

This utility app helps engineers and students calculate and convert RF-specific values like impedance, wavelength, and return loss. It also includes a calculator for comparing RF cables and assemblies, and provides access to product catalogs and branch information.

**Highlights:** RF value conversion (impedance, wavelength, return loss), RF assembly calculator, dB calculator, Product catalog access, Branch locator

**Features:** macOS Compatibility

**In-app purchases:** none


### Twhirleds

[App page](https://appshunter.io/ios/app/twhirleds/id962674836)

This app transforms your mobile device into a gestural interface for controlling collateral software. It enables unique interaction methods like "padiddle" and "poi" styles for augmented reality, panoramic browsing, and spatial audio.

**Highlights:** Gestural interface for collateral software, Multimodal interface control, Augmented virtuality scenes, Panoramic and photo-spherical browsing, Spatial sound rendering, "Padiddle" and "poi" style interfaces

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

**In-app purchases:** none


## Frequently asked questions

### Is RF Tools free?

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

### Is Twhirleds free?

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

### Which has better reviews, RF Tools or Twhirleds?

Twhirleds is rated higher. RF Tools averages 3.0 out of 5 from 3 ratings, while Twhirleds averages 5.0 from 1 ratings.

### Do RF Tools or Twhirleds have ads?

Neither RF Tools nor Twhirleds shows ads.

### Which is updated more often, RF Tools or Twhirleds?

RF Tools ships an update every 14 months, and Twhirleds every 12 months. Most recently, RF Tools was updated on October 5, 2026 and Twhirleds on October 1, 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.*