Mandolin Tuner and Chords is a free iPhone app developed by Pedro Daniel Macalupu Cumpen. This app is designed specifically for mandolin players who want to tune their instrument with precision and ease.

The app offers the most accurate tuning experience by detecting the exact sound frequency in Hz. It provides a smart chords library, tuning fork, and advanced settings as in-app purchases. With its highest responsiveness and sensitivity, the app ensures a seamless tuning process.

The intuitive user interface of Mandolin Tuner and Chords includes a LED tuning indicator, making it easy to understand and use. The visual indicators also light up when a string is tuned, providing a visual confirmation.

One of the standout features of this app is its universal compatibility. It works not only on iPhone but also on iPad and iPod touch, allowing mandolin players to tune their instrument on any of these devices.

Overall, Mandolin Tuner and Chords is a reliable and user-friendly app that offers precise tuning for mandolin players. It provides a convenient and efficient solution for tuning the instrument, making it a valuable tool for musicians.