A .dev domain at Hostinger costs ₹1,199.00/year for both the domain registration and renewal. This domain name extension is cheaper than other technology-related domains like .io and .app. While .io domain names cost ₹3,109.00/year with a renewal cost of ₹3,799.00/year, .app domains cost ₹1,189.00/year for the registration with a renewal cost of ₹1,349.00/year.