Hello? This is Middle Land. The recording app I use is 'Dolby On: Record Audio & Music (Early Access)', which is being developed by the famous 'Dolby Laboratories Inc.', which we always meet at cinemas. The reason I say it is in development is that it hasn't been released officially yet, and as the title says, it's being tested with an early access version. However, in my experience, I am using it stably without any inconvenience. As can be seen from the above icon, it can be used for video recording, sound recording, internet streaming, and the main functions from the developer are as follows. 1. Enhance the mic We've analyzed thousands of songs to adapt your recording to the ideal frequency response curve and dynamics of music from every genre. So, you sound rich and crip - even when recording with just your mobile device. 2. Clean up the track Noise reduction, de-essing, and fade in/fade out help elevate only the sounds you want. 3. Expand sound Dolby...