Ukulele Tuner - Simple Tuner is a free Android application developed by Simple Tools and Tuners. As the name suggests, this app is designed to tune any ukulele to the standard tuning. It is equipped with a needle for visual tuning and also offers notes to tune by ear. The app is easy to use and perfect for beginners who want to tune their ukulele quickly and efficiently.

The interface is straightforward and user-friendly. The needle shows the current pitch, and the user can adjust the tuning based on it. There are also notes available for those who prefer to tune by ear. The app is perfect for musicians who want to make sure their ukulele is always in tune.

Overall, Ukulele Tuner - Simple Tuner is one of the most efficient and easy-to-use tuning apps available on the market. It is perfect for beginners and experienced musicians alike. The app is free and available for download on the Google Play Store.