Best apps like splotRF

10+ similar apps compared and reviewed

3.6 avg rating

7 free apps

Updated October 2026

splotRF

DirectRF

🔧 Utilities

📊 Productivity

splotRF is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

KobCard by KOB MARKETING

Gift Card Information Platform

📊 Productivity

4.0(62 ratings)

Free

KobCard is a comprehensive gift card information platform that offers real-time exchange rates, price calculations, and the latest news on gift cards. It serves as a one-stop destination for individuals looking to buy, sell, or stay informed about the world of gift cards.

Top Alternatives to splotRF

Smith Charts by Edoardo Orzes

Editor's Choice

📊 Productivity

3.7(3 ratings)

$3.99

Design matching networks, analyze device parameters, and compute stability circles with this interactive tool. Supports S parameters, various components, and offers advanced engineering features for RF design. Available in dark mode and exportable to PDF.

RF calculator & Smith Chart by Anas Abubakar

VSWR & Impedance Matching

Strong Contender

📊 Productivity

0.0(0 ratings)

FreeIn-App Purchases

RF calculator & Smith Chart screenshot 1

RF calculator & Smith Chart screenshot 2

RF calculator & Smith Chart screenshot 3

RF calculator & Smith Chart screenshot 4

RF calculator & Smith Chart screenshot 5

RF calculator & Smith Chart screenshot 6

BasicATTCalc by TAKAHIKO FUKUYAMA

Worth Considering

📊 Productivity

0.0(0 ratings)

$1.99

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SWISS KNFE – Sensor Cockpit

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MIKAS Stainless Steel

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AirDrive - Wireless Hard Drive

Files transfer w/o software

$4.99

Transform your iPhone or iPad into a wireless external hard drive. Easily transfer, view, and share photos, videos, music, and documents across devices without needing special software or cables. Secure your data with a pass lock and organize files efficiently.

Wireless external hard drive functionalityFile transfer without iTunes or softwareView and share photos, videos, and music

The limitless translator

Free

Translate between multiple languages simultaneously with nuanced, natural results. Enjoy a private translation experience supporting nearly 200 languages. Choose between on-demand character tokens or flexible subscription plans.

Simultaneous multi-language translationNuanced and natural translation enginesPrivate and secure translation services

📊 Productivity

(0)

free with in-app purchases

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GEYER Y-Design App

Optimize Oscillator Circuits

This app provides a comprehensive suite of calculators and converters specifically designed for radio frequency (RF) engineers and technicians. It includes tools for path loss, antenna gain, intermodulation, and standard electrical calculations, along with various unit conversions.

RF-specific calculatorsStandard electrical calculatorsUnit converters

For I/O checking of PLC

Free

Monitor and control industrial machinery via Wi-Fi. This app simplifies PLC management, allowing a single user to adjust machines and check device status without expert knowledge. It offers a user-friendly interface with visual indicators for device states.

Monitor PLC device statusManipulate PLC devicesWi-Fi connectivity

📊 Productivity

(1)

free with in-app purchases

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