If you are not willing to buy Android apps by using your credit or debit card, Google India has introduced Google Play prepaid vouchers which will allow you to buy apps with cash. The process is similar to buying mobile prepaid recharge couple. Google Play prepaid vouchers worth Rs 500, Rs 1,000 and Rs 1,500 are available at select stores of Vijay Sales and Spice Hotspot in Delhi NCR, Mumbai, Pune, Hyderabad, Bengaluru, Kolkata and Jaipur. Android users can buy these prepaid vouchers at these retail outlets by paying via cash or any other mode and receive a redemption code which can be used to purchase content on Google Play. The vouchers can be used for all form of purchases including in-app contents.