Terms of use
Last updated November 15, 2026
By using onlinetuner.app you agree to these terms. The site is provided by Appcellent Yazılım Hizmetleri Anonim Şirketi (“Appcellent”).
Free to use
The tuner and tools are free for personal and professional use. Linking to any page is welcome.
As is
The site is provided “as is” without warranties. Readings depend on your device, microphone and surroundings and may be inaccurate. To the extent the law allows, we are not liable for losses arising from its use or from interruptions.
Hearing
Reference tones and the tuning fork play sound through your speakers or headphones. Start at a low volume.
Fair use
Do not overload the site with automated requests or copy it wholesale.