Best apps like RF-CALC

10+ similar apps compared and reviewed

4.5 avg rating
7 free apps
Updated September 2026

Whether you want more options like RF or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to RF

GPSTime#1

GPSTime by Gimin Kim

GPS and UTC Time converter
Editor's Choice
🔧 Utilities
5.0(1 ratings)
Free
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This tool converts between GPS Time and UTC, supporting various formats like GPS Week, Gregorian calendar, and Modified Julian Date. It accurately handles leap seconds and saves conversion history for GNSS professionals, researchers, and students.

HAM QuickLog#2

HAM QuickLog by Mircules

Fast HAM Radio Logging & Tools
Strong Contender
🔧 Utilities
5.0(1 ratings)
$2.99
HAM QuickLog screenshot 1
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This app offers rapid logging for amateur radio operators, featuring customizable templates and offline tools. It allows for direct logging on mobile devices, eliminating the need for later transcription, and can generate printable PDF logs.

More apps like RF

4
Jurassic Fuels
Jurassic Fuels
Jurassic Fuels
Great pricing, great value.
Free
🔧 Utilities
(0)
5
HamLog
HamLog
HamLog
by Pignology, LLC
$0.99

This application serves as a comprehensive logging and tool suite for amateur radio operators. It facilitates contact logging, rig control, and offers numerous utilities for field and mobile operations. Features include callsign resolution, data export/import, and various radio-related calculators and information resources.

Contact logging and searchRig control via Pigtail deviceQRZ/HamQTH XML integration
🔧 Utilities
(59)
free
6
PROG_CALC
PROG_CALC
PROG_CALC
programmable calculator
Free

This app offers a programmable calculator with two distinct modes for daily computing and advanced mathematical functions. It supports system conversions between binary, octal, decimal, and hexadecimal, and allows for variable storage and code sharing.

Basic and advanced calculation modesSyntax parserVariable storage and editing
🔧 Utilities
(1)
free
7
On-Air Net Scraper
On-Air Net Scraper
On-Air Net Scraper
Amateur Radio On-Air Nets Tool
Free

This tool assists amateur radio operators with managing on-air nets and check-ins. It offers real-time messaging, email integration, and detailed operator information retrieval. The app supports multiple simultaneous sessions and configurable displays for efficient communication and tracking.

Real-time net check-in trackingInstant messaging (AIM) sessionsIntegrated email client
🔧 Utilities
(13)
free
8
Amateur Radio Toolkit 2025
Amateur Radio Toolkit 2025
Amateur Radio Toolkit 2025
Amateur Radio Tools
Free

This app provides ham radio enthusiasts with a comprehensive suite of calculators and tools for designing and building radios and antennas. It includes features for code references, coordinate conversions, unit conversions, and various antenna and technical calculations.

Q Code, 92 Code, and RST Code referencesCoordinate and Grid Square calculatorsAntenna length calculators (Dipole, Vertical, Quad, etc.)
🔧 Utilities
(10)
free with in-app purchases
9
Control‎ - Mac Remote Control
Control‎ - Mac Remote Control
Control‎ - Mac Remote Control
Remotely Control Mac Apps
Free

Easily manage media playback and system volume on your Mac from your iPhone or iPad. It supports popular apps like Spotify, VLC, and Apple Music without requiring subscriptions or companion app installations.

System-level volume controlBasic media playback controlsSupports TV.app, Music.app, VLC, Spotify
🔧 Utilities
(5)
free
10
Date and Time Calculator Pro
Date and Time Calculator Pro
Date and Time Calculator Pro
by 山 钟
$0.99

Calculate the precise time difference between any two dates and times, down to the second. Easily determine future or past dates based on a specified duration. Ideal for tracking events, financial periods, or personal milestones.

Calculate time distance between datesCalculate days after a specific dateCalculate date before a specific date
🔧 Utilities
(947)
free