TUNE - Smart Chromatic Tuner is a versatile app available for iPhone users, developed by Fretello GmbH. It offers precise and intuitive chromatic tuning for a wide range of instruments, catering to musicians playing over 30 different instruments. Whether you're a cello enthusiast or a trumpet player, TUNE ensures that you always hit the right pitch, whether it's for brass, woodwind, strings, or guitars.

TUNE stands out as a free, user-friendly app that allows you to tune to any pitch or frequency effortlessly. It is designed for musicians looking to achieve perfect pitch and can be used anywhere, anytime. If you seek to enhance your tuning skills and keep your instrument sounding its best, TUNE is the ideal companion.