Comparison

RF Tools ++ vs AuthYou!

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

authentication made easy

Free

🔧 Utilities

No ratingsView app →

About

RF Tools ++

Features

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RF Tools provides essential utilities for RF and link budget calculations including: Antenna Factor, Field Intensity, Phase, Time Delay, Wavelength, Cable Calculator, Cable Loss, Cable K1 K2 estimator, dBm/Watts conversions, dBµA/Amps conversions, dBµV/Volts conversions, Gain conversions, Power conversions, Free Space Loss, VHF/UHF Line of Sight, Fade Margin, Link Margin, Radar Max/Min Range, VSWR/Power/Return Loss Conversions, Radar Equation Solver and several reference items. The cable loss tool includes generic cables and many cables from Andrew, Beiden, Harbour Industries, Huber+Suhner, IW-Microwave, MegaPhase, Micro-Coax, PIC Wire & Cable, Times Microwave and Webro. Calculations are added regularly

About

AuthYou!

Features

Read full description

A dedicated app for authentication only. Passwordless since activation, super easy. Web access through QR code scanning. Web SSO through federated services. Second factor integrated according to TOTP RFC 4226. Password manager as extra feature, both account and password encrypted. Phone Number validation as third channel Detailed info at https://www.authyou.systems/docs/info.php

Screenshots

RF Tools ++4 screens

AuthYou!4 screens

Verdict

The call

The clearest difference is price: AuthYou! at Free against RF Tools ++'s $1.99. AuthYou! also leads on iOS requirement (11.0 vs 17.0). On update cadence, ads, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

AuthYou! is free to download; RF Tools ++ costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

RF Tools ++ ships an update every 2 weeks, AuthYou! every 4 weeks. The most recent releases landed on September 23, 2026 and September 10, 2026 respectively.

Scorecard2 real differences · 4 level

RF Tools ++ versus AuthYou!: the parameters behind the verdict, then further details
Parameter	RF Tools ++	AuthYou!
Price	$1.99	Free — better
Update frequency	Every 2 weeks — better	Every 4 weeks
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad	iPhone, iPad, iPod — better
Requires iOS	17.0	11.0 — better
Further details — not scored
Size	42 MB	34 MB
Age rating	4+	4+
Developer	Jeff Curtis	Giovanni Candotti

In-app purchases

None

RF Tools ++

No in-app purchases

None

AuthYou!

No in-app purchases

Questions

Is RF Tools ++ free?

RF Tools ++ costs $1.99, with no in-app purchases.

Is AuthYou! free?

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

Do RF Tools ++ or AuthYou! have ads?

Neither RF Tools ++ nor AuthYou! shows ads.

Which is updated more often, RF Tools ++ or AuthYou!?

RF Tools ++ ships an update every 2 weeks, and AuthYou! every 4 weeks. Most recently, RF Tools ++ was updated on September 23, 2026 and AuthYou! on September 10, 2026.