Yes free first 9 subscriptions only , deducted from profit .
u can't get your URL if only paid member but for short while it be free. you my test it

https://mybtcplus.com/

When a matrix level is full a "cycle" is generated and a commission paid out as follows:

level 1 (positions cost 0.004 BTC) – 0.0003 BTC commission and cycles into level 2.
level 2 – 0.004 BTC commission and cycles into level 3.
level 3 – 0.005 BTC commission and cycles into level 4.
level 4 – 0.006 BTC commission and cycles into level 5.
level 5 – 0.002 BTC commission.

TOTAL  : 0.5526 BTC

https://mybtcplus.com/ limited free subscription