Is this converter free?

Yes. It is completely free, with no account and no usage limits.

How accurate are the results?

All conversion factors come from international standards (SI, NIST) and exact legal definitions. Results are calculated with 10 significant digits.

Does it work on my phone?

Yes. The site is optimized for phones, tablets and desktops and also works offline once loaded.

Frequency Converter — Hz, kHz, MHz, GHz, THz, rpm, rad/s

This free converter switches instantly between all common and professional units in this category. Results update as you type, work on any device and need no account.

Available units

Hertz, Kilohertz, Megahertz, Gigahertz, Terahertz, Revolution per minute, Radian per second, Beat per minute.

Most used conversions

Value	Result
1 Hertz (Hz)	60 rpm
1 Revolution per minute (rpm)	0.0166667 Hz
1 Megahertz (MHz)	0.001 GHz
1 Kilohertz (kHz)	0.001 MHz
1 Gigahertz (GHz)	1,000 MHz
1 Radian per second (rad/s)	9.5493 rpm
1 Revolution per minute (rpm)	0.10472 rad/s

How the conversion works

Every value is first converted to the base unit Hertz (Hz) and then to the target unit. All factors come from international standards (SI, NIST); results are shown with 10 significant digits.

Frequently asked questions

How many revolutions per minute are in 1 hertz?: 1 hertz (Hz) = 60 rpm.
Is this converter free?: Yes. It is completely free, with no account and no usage limits.
How accurate are the results?: All conversion factors come from international standards (SI, NIST) and exact legal definitions. Results are calculated with 10 significant digits.
Does it work on my phone?: Yes. The site is optimized for phones, tablets and desktops and also works offline once loaded.

Frequency Converter

Value → Result

Popular Conversions