First open the Saavn app and then play a song and pause it.
Next open the file manager
Go to the internal storage of your mobile
Then select the Android folder
Go to the data folder
Select the “com.saavn.android” folder
And then select songs folder
Now copy the current “.mp4” file. And rename file to “.mp3”
Now the Current “.mp4” song which u paused
Go and Repeat process to get all the required songs to phone memory and u can play them in any music player