Get Free Calls When You Refer A Friend

Refer Friends and Get Credits To Make Free International Calls

For every new customer you refer that signs up with call credit, you will get a referral bonus worth $5. You can refer as many friends as you want and keep earning free call credit. After referring a friend to Otubio, simply fill out the form below to redeem your free call. We will verify that the referral has signed up and credit your Otubio account with $5


Download Otubio App to make UNLIMITED CALLS - Sticky logo

Otubio provides excellent quality calls with no hidden, maintenance or monthly fees. Calls are charged using one minute rounding. By using this website or Otubio services, you are agreeing to our terms of service and privacy policy. Taxes and fees may apply where applicable.

Quality is our Top Priority
Email: Contact Otubio
Phone: 832-2-OTUBIO (832-2688246)