Please find below the codes (one-time, one per person) for using the Ancient Acoustics, Android app simulating the effect of the ancient theatre acoustics on the nowadays music.
Let me know how you like it!
https://play.google.com/redeem?code=LND8R6QWSM1E4GYH0YU0RV1
https://play.google.com/redeem?code=KYH2Q38S11SGC31CG6MWWDD
https://play.google.com/redeem?code=6T2ELHD283FP2UPT3FK8HS8
https://play.google.com/redeem?code=81ENJ00KZR87WTP2GXQZ43T
https://play.google.com/redeem?code=HJH3QCXXDG6P7GEWR6M3FFD
If a link was already by someone before you, use a next one.
The app is available in 20 countries only, so in case you cannot access it let me know and we will give it a try to make it accessible to you.