Quickly convert between various frequency units with our Frequency Converter. It supports hertz (Hz), kilohertz (kHz), megahertz (MHz), gigahertz (GHz), revolutions per minute (RPM), and radians per second (…
- Free
- No signup
- Fast
- Privacy-friendly
Back to Category
Frequency Converter
Unit Converter
Convert frequency units instantly.
Mode
Batch mode converts multiple values (paste one number per line).
Value
Values (batch mode)
From
To
Precision (decimal places)
Free · API · MCPToolYour platform
Use Frequency Converter three ways
The free Frequency Converter on this page works in your browser. The same workflow is available via REST API for apps and via MCP for Cursor, Claude, and other agents — one API key, one plan, one quota. This tool is part of the unit-conversions module under Business Tools.
- Free in browserUse Frequency Converter here — no account required.
- REST APICall from your server with
X-Api-Key. - MCP for agentsConnect Cursor or Claude to ToolYour MCP with the same key.
- 1. Get an API keySign in and open Dashboard → API Keys (works for REST and MCP).
- 2. Call or connectUse the REST API from your server, or paste the MCP URL into your agent config.
- 3. Same qualityOutput matches the free web tool across all three surfaces.
What is Frequency Converter?
Convert frequency values between common units (Hz, kHz, MHz, GHz, and related forms) for electronics, audio, and RF work. Free in the browser; API-backed conversion available via REST and MCP.
What are common questions about Frequency Converter?
What does Frequency Converter do?
It converts a frequency value from one unit to another (for example Hz ↔ kHz ↔ MHz) so you can match datasheets and configs without mental math.
Which units are supported?
Common SI frequency units listed on the tool page. Pick the pair that matches your source and target.
Is the browser tool free?
Yes for typical browser use. REST and MCP share 500 free requests per month when you call the API-backed path.
Does it have a REST API and MCP?
Yes. Call
https://api.toolyour.com/api/v1/unit-conversions/frequency-converter or connect MCP at https://api.toolyour.com/mcp with the same key.What are the key features of Frequency Converter?
Unit pairs that match the job
Move between Hz-scale units without hand-rolling powers of ten.
Clear numeric output
Enter a value and source unit, get the equivalent in the target unit.
Works on desktop and mobile
Use the converter in the browser when you are away from a spreadsheet.
API and MCP ready
Automate the same conversion with one API key and shared monthly quota.
How do you use Frequency Converter?
Enter the value
Type the frequency number you already have.
Pick from and to units
Choose the source unit and the unit you need next.
Copy the result
Use the converted value in your design notes, config, or ticket.
Use cases
Translate a crystal frequency into MHz for a schematic note, convert audio sample-rate related figures, or align RF channel docs that mix kHz and MHz.
Privacy
You only submit the numeric value and units needed for conversion. Do not embed secrets in the value field.
Troubleshooting
If the result looks off by 1000×, check whether you selected kHz vs MHz. Confirm the source value uses the same unit you selected as “from.”
Where do you browse more business tools tools?
- Business Tools tools
Browse the full Business Tools category on ToolYour.
- AI Tools tools
PII scrub, resume match, transcription, video summarize, and YouTube analysis. Free in the browser; API-backed
- File Converter tools
Convert PDF, Word, images, video, audio, and archives. Free in the browser; API-backed converters via REST and
Related tools
business tools
Recurring Invoice Calculator
Calculate total charges for your subscription billing with our Recurring Invoice Calculator. It's designed for businesses and freelancers managing ongoing services.
Freebusiness tools
Payment Due Date Calculator
Calculate invoice due dates accurately with our free Payment Due Date Calculator. Determine when payments are due based on the invoice date and specified payment terms.
Freebusiness tools
Break-even Calculator
Break-even Calculator estimates units or revenue needed to cover fixed and variable costs. Enter costs and price, then review the break-even point on ToolYour.
Freebusiness tools
Compound Interest Calculator
Compound Interest Calculator projects future value from principal, rate, and compounding schedule. Enter the inputs, then compare growth scenarios on ToolYour.
Freebusiness tools
Timesheet Invoice Calculator
The Timesheet Invoice Calculator convert your work hours into precise invoices effortlessly. Input your total hours worked and your hourly rate to generate accurate invoices instantly.
Freebusiness tools
Temperature Converter
Quickly and accurately convert temperatures between Celsius, Fahrenheit, Kelvin, and Rankine online. Our free Temperature Converter is perfect for weather reporting, scientific calculations, cooking, or international comparisons. Get instant temperature unit conversions with ease.
Freebusiness tools
Volume Converter
The Volume Converter allows you to convert between various volume units quickly and accurately. It supports a wide range of units including liters, gallons, cubic meters, and more.
Freebusiness tools
Currency Converter
Convert amounts between any two currencies instantly with our Currency Converter. It uses live exchange rates for accurate results.
Freebusiness tools
Electric Current Converter
Easily convert between various electric current units with our Electric Current Converter. It supports units like amperes, milliamperes, and microamperes.
Freebusiness tools
Energy Converter
The Energy Converter allows you to quickly convert between various energy units like joules, kilowatt-hours, and calories. It's designed for anyone needing accurate energy calculations.
Freebusiness tools
Credit Note Calculator
The Credit Note Calculator helps businesses and freelancers calculate credit note values quickly and accurately. It simplifies the process of issuing refunds or adjusting invoices.
Freebusiness tools
Invoice Total Calculator
Calculate your invoice totals quickly and accurately with our Invoice Total Calculator. Sum up items, apply taxes, and include discounts effortlessly.
Free
Popular in Business Tools
business tools
Payment Due Date Calculator
Calculate invoice due dates accurately with our free Payment Due Date Calculator. Determine when payments are due based on the invoice date and specified payment terms.
Freebusiness tools
Break-even Calculator
Break-even Calculator estimates units or revenue needed to cover fixed and variable costs. Enter costs and price, then review the break-even point on ToolYour.
Freebusiness tools
Timesheet Invoice Calculator
The Timesheet Invoice Calculator convert your work hours into precise invoices effortlessly. Input your total hours worked and your hourly rate to generate accurate invoices instantly.
Freebusiness tools
Currency Converter
Convert amounts between any two currencies instantly with our Currency Converter. It uses live exchange rates for accurate results.
Freebusiness tools
Credit Note Calculator
The Credit Note Calculator helps businesses and freelancers calculate credit note values quickly and accurately. It simplifies the process of issuing refunds or adjusting invoices.
Freebusiness tools
Electric Current Converter
Easily convert between various electric current units with our Electric Current Converter. It supports units like amperes, milliamperes, and microamperes.
Freebusiness tools
Energy Converter
The Energy Converter allows you to quickly convert between various energy units like joules, kilowatt-hours, and calories. It's designed for anyone needing accurate energy calculations.
Freebusiness tools
Invoice Total Calculator
Calculate your invoice totals quickly and accurately with our Invoice Total Calculator. Sum up items, apply taxes, and include discounts effortlessly.
Free