I Tech — iam completing about I tech threatening me

Address:

Aurangabad, Maharashtra

I tech company from aurangabad is calling person and asking them 2 register with their company and are making agreement under a contract. Once the registeration is done they sent me a link and asked 2 download an app named mac2cap. Later as i started doing captchas on their app as it was said in agreement that we need 2 have 90% accuracy.
But they never disclose that ifwork is not completed we have to pay the penalty. But they are sending some notice to pay the money thats why my family too scared plese help me sir & please bring me out from this.