This music player application was built using Android Studio with SDK 30 and already supports AndroidX, the application is equipped with AdMob and StartApp ads and here are features that might make you interested in buying it

• Online : The app can play songs online, using an array of static .JSON data files
• Offline : This application can also play music in assets folder, which is also declared in array variables in static JSON
• SDcard : The application is also capable of playing songs on the device memory, by granting memory access permissions
• Equalizer : This application is also equipped with an equalizer that can adjust the sound to be clear and can be changed according to the taste of the listener
• Smart Changed Ads :This one feature is very unique, you are not worried, there are 2 types of ads, namely admob and startapp ads. The main ad is AdMob, but if AdMob has a limit, the StartApp ad will appear automatically instead
• This ad limit feature serves as a way to overcome the admob limit, set it according to your wishes, the number listed in NILAI_BANNER & NILAI_INTERSIAL is the value that will be used as the limit number per day, if the ad has run more than that number, the automatic ad will not be displayed again.
• Push Notification From Firebase Console

Demo : https://play.google.com/store/apps/details?id=com.devbelicode.safirainemalirikapp

• Online : The app can play songs online, using an array of static .JSON data files
• Offline : This application can also play music in assets folder, which is also declared in array variables in static JSON
• SDcard : The application is also capable of playing songs on the device memory, by granting memory access permissions
• Equalizer : This application is also equipped with an equalizer that can adjust the sound to be clear and can be changed according to the taste of the listener
• Smart Changed Ads :This one feature is very unique, you are not worried, there are 2 types of ads, namely admob and startapp ads. The main ad is AdMob, but if AdMob has a limit, the StartApp ad will appear automatically instead
• Push Notification From Firebase Console

• Android Studio
• Admob Ads
• StartApp Ads
• Firebase Account

all guides in the form of pictures and descriptions are in the final file