Best Frequency Counters of 2025

Brian Howie Avatar
Brian Howie
Last Updated: Jan 5, 2025

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Frequency counters are electronic devices that measure the frequency of an input signal. They are commonly used in the field of electronics and telecommunications to measure the frequency of signals such as radio waves, audio tones, and digital pulses. Frequency counters typically operate by counting the number of cycles of the input signal over a specified time period, and then calculating the frequency based on this count. They are available in a range of sizes and configurations, from handheld units for field use to larger benchtop models for laboratory applications. Frequency counters are an essential tool for anyone working in the field of electronics or telecommunications.

At a Glance: Our Top Picks

Surecom SF401 Plus Frequency Counter Cover #TOP 1
Surecom SF401 Plus Frequency Counter
ftb score rating icon 9.9
Surecom SF401 Plus Portable Frequency Counter Cover #TOP 2
Surecom SF401 Plus Portable Frequency Counter
ftb score rating icon 9.8
ASHATA RK560 Portable Frequency Counter Cover #TOP 3
ASHATA RK560 Portable Frequency Counter
ftb score rating icon 9.6

Top 10 Frequency Counters

#TOP 1

Surecom SF401 Plus Frequency Counter

SF-401 Plus
Black
1 Count (Pack of 1)
Surecom SF401 Plus Frequency Counter Cover
Mcbazel Surecom SF401 Plus 27Mhz-3000Mhz Radio Portable Frequency Counter Meter with CTCCSS DCS Decoder

The Surecom Frequency Counter is a handy tool for measuring the frequency of continuous carrier signals from walkie-talkies. With a signal strength indicator, you can easily assess the quality of your communication. The device offers multiple frequency ranges, allowing you to measure most two-way radios effectively. Its user-friendly four-button control makes operation simple, and its compact size means you can take it with you anywhere. The advanced TCXO technology ensures accurate readings, making this frequency counter a reliable choice for users needing precision in various environments.

What We Like
Compact and portable
User-friendly controls
Multiple frequency ranges
Accurate signal measurement
#TOP 2

Surecom SF401 Plus Portable Frequency Counter

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Black
Surecom SF401 Plus Portable Frequency Counter Cover
Surecom SF401 Plus 27Mhz-3000Mhz Radio Portable Frequency Counter Meter with CTCCSS DCS Decoder

The Surecom SF401 Plus Portable Frequency Counter is a compact device designed for measuring the continuous carrier signal of two-way radios. With a signal strength indicator and easy-to-choose ranges, this frequency meter allows for accurate frequency measurement of most two-way radios. Its small size and four-button control make it easy to use and portable. The device also features a TCXO that provides accurate measurements even in extreme temperatures.

What We Like
Compact and portable design
Accurate frequency measurement with signal strength indicator
Easy-to-use four-button control
#TOP 3

ASHATA RK560 Portable Frequency Counter

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Black
ASHATA RK560 Portable Frequency Counter Cover
Portable Frequency Counter, Accurate RK560 50MHz-2.4GHz Frequency Counter Meter Portable Handheld Radio Frequency Testing, for Two Way Radio Walkie Talkie Decoder

The ASHATA Frequency Counter is an essential tool for anyone needing to measure walkie-talkie frequencies. It effectively supports DCS and CTCSS testing, ensuring you can accurately assess radio communication systems. With its automatic decoding function, you can easily decode frequencies, enhancing your efficiency while working with radios. Powered by a convenient 9V battery, it covers a wide measurement range of 50MHz to 2.4GHz. Plus, the included antenna makes it simple to use, allowing you to directly measure frequencies without hassle. This frequency meter is perfect for both enthusiasts and professionals alike.

What We Like
Accurate frequency measurement
Automatic decoding function
Wide frequency range
Easy to use
#TOP 4

High Precision Frequency Meter Jieotwice TFC2700L

Jieotwice
J-TFC2700L
High Precision Frequency Meter Jieotwice TFC2700L Cover
High Resolution Frequency Counter Digital Display High Precision Frequency Meter 10HZ-2.7GHZ TFC2700L

The Jieotwice Frequency Meter is a lightweight and innovative device designed for precise frequency measurement. It covers a wide frequency range from 10Hz to 2.7GHz, making it suitable for various applications. With a high input sensitivity of 20mVrms, you can rely on accurate readings even in low-signal environments. The device features a cycle cumulative measurement function, which allows you to track frequency changes over time effortlessly. Additionally, the eight bright LED display windows provide clear visibility of readings, ensuring you can easily monitor multiple values at once.

What We Like
Wide frequency range
High input sensitivity
Cycle cumulative measurement
Bright LED display
#TOP 5

Acxico 1 Pcs Frequency Counter RF Meter

Acxico 1 Pcs Frequency Counter RF Meter Cover
Acxico 1 Pcs High Accuracy 1~500 MHz Frequency Counter RF Meter Tester Module for ham Radio

The Acxico Frequency Counter is a versatile tool designed for ham radio enthusiasts. Constructed with durable PCB and FR4 materials, this device ensures longevity and reliability. It features a clear digital 0802 LCD display, making it easy for you to read measurements at a glance. While the accuracy can be fine-tuned to the second decimal place, it is important to note that precision is limited to less than one-tenth. This product comes with one frequency counter module, and the company encourages users to reach out for any issues, ensuring customer support is readily available.

What We Like
Durable construction materials
Easy-to-read LCD display
Adjustable accuracy settings
Customer support available
#TOP 6

Hertz Tester Frequency Counter Mxzzand

Mxzzand
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Green
Hertz Tester Frequency Counter Mxzzand Cover
Hertz Tester ?Testing Module Frequency Counter Meter Frequency Meter Sensitivity 1-500 MHz with LCD Display

The Mxzzand Frequency Counter is a versatile tool that measures frequencies from 1 to 500 MHz with a fine resolution of 100 Hz. This wide range allows you to test various devices effectively, making it easier for you to troubleshoot and analyze signals. It operates on a 9V battery, ensuring low power consumption and user-friendly operation. The LCD display features a backlight that enhances visibility, even in low-light conditions. Additionally, the standard interface allows for quick connections to other test lines or antennas, providing convenience and flexibility in your testing process.

What We Like
Wide frequency range
Low power consumption
Backlit LCD display
Standard interface for connections
#TOP 7

Yuecoom PLJ-8LED Frequency Counter

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Backlit font red
Yuecoom PLJ-8LED Frequency Counter Cover
Yuecoom Frequency Counter, RF Signally Frequency Counter, PLJ 8LED H RF Signally Frequency Counter Cymometer Tester Module Signally Frequency Counter 0.1to 1000MHz (Backlit Font red)

The Yuecoom Frequency Counter is a versatile tool designed for frequency measurement between 0.1 to 1000MHz. It features a precise temperature-compensated crystal oscillator, ensuring accurate readings for your RF needs. With its user-friendly 8-digit display, you can easily monitor frequency values from various transceivers. The device offers a unique dual frequency design, allowing you to preset values for different modes, enhancing your measurement experience. Additionally, its straightforward two-button operation and adjustable brightness settings make it convenient for everyday use, ensuring you can quickly access the information you need.

What We Like
High accuracy measurements
Easy-to-read display
User-friendly operation
Adjustable brightness settings
#TOP 8

Seeku 1Hz-6GHz Frequency Counter

Seeku
FA-2
Seeku 1Hz-6GHz Frequency Counter Cover
1Hz-6GHz Frequency Counter.11digit/s@10MHz

The Seeku Frequency Counter is a versatile tool that measures frequencies from 1Hz to 6GHz, making it ideal for a variety of applications. With a speed of 11 digits per second at 10MHz, it provides quick and accurate readings, which can save you time in your projects. This counter is perfect for both professionals and hobbyists who need reliable frequency measurements. Additionally, the product will be available for sale and delivery starting February 4, 2020, so you can plan your purchase accordingly. Get ready to enhance your frequency measurement capabilities with this efficient device.

What We Like
Wide frequency range
Fast measurement speed
Ideal for professionals
Convenient delivery date
#TOP 9

Gonetre Rk560 Frequency Counter

Gonetre
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Gonetre Rk560 Frequency Counter Cover
Rf Frequency Counter Butt 11×8×2 Accurate Rk560 50mhz2.4ghz Frequency Counter Meter Portable Handheld Radio Frequency Testing

The Gonetre Frequency Counter is a portable device designed for easy frequency measurement. It comes with an antenna that allows you to directly measure radio frequencies, making it user-friendly for both beginners and professionals. This counter is particularly effective for testing CTCSS and DCS frequencies, ensuring accurate results every time. With its high performance, you can rely on it for various frequency testing applications, enhancing your radio communication experience. The straightforward design means you can quickly get started without any complicated setup.

What We Like
Portable and easy to use
Direct frequency measurement
High accuracy for CTCSS/DCS
User-friendly design
#TOP 10

LeTkingok TFC2700L Frequency Meter

LeTkingok
T-TFC2700L
LeTkingok TFC2700L Frequency Meter Cover
Digital Display High Precision Frequency Meter High Resolution Frequency Counter 10HZ-2.7GHZ TFC2700L

The LeTkingok Frequency Counter is a lightweight device designed for high-precision frequency measurement. With a wide frequency range of 10Hz to 2.7GHz, you can easily monitor various signals, making it ideal for both professional and hobbyist use. Its cycle cumulative measurement feature allows you to track changes over time effortlessly. Additionally, the device boasts an impressive input sensitivity of 20mVrms, ensuring accurate readings even with weak signals. The eight high-brightness LED displays provide clear visibility, so you can see multiple readings at once, enhancing your user experience.

What We Like
Lightweight design
Wide frequency range
High input sensitivity
Clear LED display
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What are frequency counters used for?

Frequency counters are electronic instruments used to measure the frequency of a periodic electronic signal. They are commonly used to determine the number of cycles or pulses per second in a signal.

2. How do you find the frequency counter?

To find the frequency using a frequency counter, you can use the formula: frequency (f) = events/time. In other words, the frequency is calculated by dividing the counter value by the time period, typically 1 second.

3. What are the disadvantages of frequency counters?

There are a few disadvantages of frequency counters. One drawback is that they do not provide clear waveforms, making it difficult to visualize the signal. Additionally, there may be a margin of error in the readings displayed by the meter. Using a frequency counter may also require some operator skill to ensure accurate measurements.

Editor's Notes

During our frequency counter research, we found 24 frequency counter products and shortlisted 10 quality products. We collected and analyzed 5,370 customer reviews through our big data system to write the frequency counters list. We found that most customers choose frequency counters with an average price of $20.22.

The frequency counters are available for purchase. We have researched hundreds of brands and picked the top brands of frequency counters, including Surecom, ASHATA, Jieotwice, Acxico, Mxzzand. The seller of top 1 product has received honest feedback from 709 consumers with an average rating of 4.9.

Written by
Brian Howie Avatar

Brian Howie is a content writer and senior industrial designer. After graduation from Westminster College, he has been engaged in product design and manufacturing for 18 years. Brian Howie has always found great pleasure in designing industrial products and sharing his ideas and experience online.