After Airtel announced additional data for its new and existing 4G customers, the British telecom company Vodafone has reportedly modified its Red postpaid plans. With the Rs 399 plan, the company offers 1GB 4G data and unlimited local and STD calls, while 3GB 4G data and unlimited calls are offered for Rs 499. It also provides 5GB data and unlimited calls for Rs 699. Notably, 100 free text messages are offered with all three plans.