RF Tools vs Twhirleds
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RF Tools
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.
- RF value conversion (impedance, wavelength, return loss)
- RF assembly calculator
- dB calculator
- Product catalog access
- Branch locator
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The RF Tools App from HUBER+SUHNER AG is a useful tool, which shows the relation between RF specific values like impedance, wave length, return loss (VSWR) and signal delay including their conversion. On top of this, the RF Assembly Calculator provides an easy comparison of H+S RF cables and assemblies in different configurations and in different environments. It offers a straight access to technical specifications such as insertion loss and power rating. Above all, engineers and students will love this handy and helpful tool. Content Tools Reflection measurement (Return loss - VSWR) Frequency wavelength (Wavelength calculation) Signal delay (Signal delay - Dielectric constant - Velocity in % of speed of light) Impedance dimension (calculation of impedance of coaxial line) dB Calculator (dB Ratio / Watt - dBm) RF Assembly Calculator (comparison of up to three HUBER+SUHNER RF cables) Used formulas are explained in detail by meaningful pictures. Products Provides an overview of HUBER+SUHNER products such as cables, connectors, antennas, lightning protectors and passive components with the help of the product catalogues. Branches Find the nearest branch and displays your contact person Overview about all HUBER+SUHNER AG branches worldwide ========== HUBER+SUHNER, the global company with headquarters in Switzerland, develops and produces components and system solutions for electrical and optical connectivity. HUBER+SUHNER serves customers in the three markets of communication, transportation, and industrial with cables, connectors, and systems developed for the three core technologies of radio frequency, fiber optics and low frequency. HUBER+SUHNER products stand for highest performance, quality, reliability and longevity, even under demanding conditions. The company's global production network, combined with group companies and subsidiaries, ensures that HUBER+SUHNER is close to its customers in over 60 countries. Further information on the company is available at hubersuhner.com
Twhirleds
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.
- Gestural interface for collateral software
- Multimodal interface control
- Augmented virtuality scenes
- Panoramic and photo-spherical browsing
- Spatial sound rendering
- "Padiddle" and "poi" style interfaces
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The Twhirleds app senses orientation of the mobile device, and can be used as a gestural interface for collateral software (available from the developers web site) for multimodal interfaces, including augmented virtuality scenes, panoramic and photo-spherical browsing, and spatial sound renderers. Static pointing can be used to control such modulation, but by embedding a mobile device (such as a tablet or smartphone) running Twhirleds into a twirlable affordance enables “padiddle’”-style interfaces, spinning flatish objects, and “poi”-style interfaces, whirling tethered devices.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | RF Tools | Twhirleds |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (3 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 60.0% of reviews | — |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 14 months | Every 12 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 12 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | HUBER + SUHNER AG | Vision Edge, L.L.C. |
Customer experience
RF Tools
Twhirleds
In-app purchases
RF Tools
No in-app purchases
Twhirleds
No in-app purchases









