
While Vodafone is offering unlimited internet for Rs 21, Jio also has a similar plan for Rs 19.
(Also read: Jio, Airtel, Vodafone, Idea recharge plans with 2GB/2.5GB per day data)
Vodafone prepaid recharge plan at Rs 21

This prepaid recharge plan of Vodafone offers unlimited 3G/4G internet, according to its website, vodafone.in. The unlimited internet is for an hour. Within one hour, a customer can use any amount of data to download movies or songs or anything as per his/her wishes, said a customer service executive. The plan, however, is valid for one day.
(Also read: Vodafone offers 10 GB data free on Samsung Galaxy S9, S9+)
Reliance Jio prepaid recharge plan at Rs 19

(Also read: Vodafone's new Rs. 299 prepaid plan offers 1GB per day data for 56 days)
This prepaid recharge plan of Reliance Jio is offering 0.15GB data, according to jio.com, the official website of Reliance Jio. High-speed data offered in this prepaid recharge plan of Jio is 0.15GB per day. After consumption of the daily limit, the internet speed gets reduced to 64 Kbps. Voice calls are unlimited and 20 SMS are offered in this prepaid recharge plan. This prepaid recharge plan of Jio is valid for a day. A complimentary subscription of Jio apps are also offered in this prepaid recharge plan.