Multi Track Song Recorder Pro is a powerful and user-friendly 4-track recording application designed for iPhone users. With its simple tape recording style, this app is perfect for musicians looking to write and record simple songs at home or on-the-go. The application allows you to record up to 4 tracks and includes a pendulum-style metronome with options for creating perfect loops and duplicating your recordings.

One of the standout features of Multi Track Song Recorder Pro is the ability to merge all of your tracks to allow for unlimited recording possibilities. You can also export your songs via Dropbox, email, SMS, and iTunes File Sharing. The independent volume control on each track makes mixing simple. Input gain control for each track is also included, as well as input monitoring while headphones are plugged in.

Multi Track Song Recorder Pro is perfect for musicians of all levels. It also includes the option of viewing your recordings as waveforms or with volume meters, and allows you to import music from your device's music library as well as from other apps with the ‘Open in...’ feature. Overall, Multi Track Song Recorder Pro is an excellent choice for those looking for a versatile and easy-to-use recording app.